sh: 1: sudo: not found

Initial state
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sa_e ____ ____ sa_w
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____ ____ ____ ____
Round 1
Creature (same_turner east 1 0) takes action:
Instruction 1: ifsame 4
Instruction 2: hop 
____ ____ ____ ____
____ sa_e ____ sa_w
____ ____ ____ ____
____ ____ ____ ____
Creature (same_turner west 1 3) takes action:
Instruction 1: ifsame 4
Instruction 2: hop 
____ ____ ____ ____
____ sa_e sa_w ____
____ ____ ____ ____
____ ____ ____ ____
Round 2
Creature (same_turner east 1 1) takes action:
Instruction 3: go 1
Instruction 1: ifsame 4
Instruction 4: left 
____ ____ ____ ____
____ sa_n sa_w ____
____ ____ ____ ____
____ ____ ____ ____
Creature (same_turner west 1 2) takes action:
Instruction 3: go 1
Instruction 1: ifsame 4
Instruction 4: left 
____ ____ ____ ____
____ sa_n sa_s ____
____ ____ ____ ____
____ ____ ____ ____
Round 3
Creature (same_turner north 1 1) takes action:
Instruction 5: go 1
Instruction 1: ifsame 4
Instruction 2: hop 
____ sa_n ____ ____
____ ____ sa_s ____
____ ____ ____ ____
____ ____ ___

Initial state
____ ____ ____ ____ 
sa_e ____ ____ sa_w 
____ ____ ____ ____ 
____ ____ ____ ____ 
Round 1
Creature (same_turner east 1 0) takes action:
Instruction 1: ifsame 4
Instruction 2: hop
____ ____ ____ ____ 
____ sa_e ____ sa_w 
____ ____ ____ ____ 
____ ____ ____ ____ 
Creature (same_turner west 1 3) takes action:
Instruction 1: ifsame 4
Instruction 2: hop
____ ____ ____ ____ 
____ sa_e sa_w ____ 
____ ____ ____ ____ 
____ ____ ____ ____ 
Round 2
Creature (same_turner east 1 1) takes action:
Instruction 3: go 1
Instruction 1: ifsame 4
Instruction 4: left
____ ____ ____ ____ 
____ sa_n sa_w ____ 
____ ____ ____ ____ 
____ ____ ____ ____ 
Creature (same_turner west 1 2) takes action:
Instruction 3: go 1
Instruction 1: ifsame 4
Instruction 4: left
____ ____ ____ ____ 
____ sa_n sa_s ____ 
____ ____ ____ ____ 
____ ____ ____ ____ 
Round 3
Creature (same_turner north 1 1) takes action:
Instruction 5: go 1
Instruction 1: ifsame 4
Instruction 2: hop
____ sa_n ____ ____ 
____ ____ sa_s ____ 
____ ____ ____ _