[INFO] cloning repository https://github.com/saladuit/Genetic_Algorithm_in_Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saladuit/Genetic_Algorithm_in_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaladuit%2FGenetic_Algorithm_in_Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaladuit%2FGenetic_Algorithm_in_Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 540c21ddb020907cd6460765cee2c33d52cc954d
[INFO] checking saladuit/Genetic_Algorithm_in_Rust against try#ae258e1fcbee4a062f5f3d869f06004d7cea088e for pr-135272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaladuit%2FGenetic_Algorithm_in_Rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saladuit/Genetic_Algorithm_in_Rust on toolchain ae258e1fcbee4a062f5f3d869f06004d7cea088e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saladuit/Genetic_Algorithm_in_Rust
[INFO] finished tweaking git repo https://github.com/saladuit/Genetic_Algorithm_in_Rust
[INFO] tweaked toml for git repo https://github.com/saladuit/Genetic_Algorithm_in_Rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/saladuit/Genetic_Algorithm_in_Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fbb069921b94dac8c12d5a274a6b7179350bbd6f55bde6ec378de99b1b937ff
[INFO] running `Command { std: "docker" "start" "-a" "7fbb069921b94dac8c12d5a274a6b7179350bbd6f55bde6ec378de99b1b937ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fbb069921b94dac8c12d5a274a6b7179350bbd6f55bde6ec378de99b1b937ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbb069921b94dac8c12d5a274a6b7179350bbd6f55bde6ec378de99b1b937ff", kill_on_drop: false }`
[INFO] [stdout] 7fbb069921b94dac8c12d5a274a6b7179350bbd6f55bde6ec378de99b1b937ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07bd5741d0957355aaf6f3e872be6f7c8798687fdb701be437e5410facf62e1e
[INFO] running `Command { std: "docker" "start" "-a" "07bd5741d0957355aaf6f3e872be6f7c8798687fdb701be437e5410facf62e1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking genetic_algorithm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `?`, `]`, or an operator, found `:`
[INFO] [stdout]   --> src/main.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |     return (individual[0:p] + individual[p:end], individual[0:p] + individual[p:end]) 
[INFO] [stdout]    |                         ^ expected one of `.`, `?`, `]`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `->`, `where`, or `{`, found keyword `fn`
[INFO] [stdout]   --> src/main.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn  mutation(individual: Chromosome, )
[INFO] [stdout]    |                                       - expected one of `->`, `where`, or `{`
[INFO] [stdout] 75 | fn main() {
[INFO] [stdout]    | ^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `genetic_algorithm` (bin "genetic_algorithm" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: expected one of `.`, `?`, `]`, or an operator, found `:`
[INFO] [stdout]   --> src/main.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |     return (individual[0:p] + individual[p:end], individual[0:p] + individual[p:end]) 
[INFO] [stdout]    |                         ^ expected one of `.`, `?`, `]`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `->`, `where`, or `{`, found keyword `fn`
[INFO] [stdout]   --> src/main.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn  mutation(individual: Chromosome, )
[INFO] [stdout]    |                                       - expected one of `->`, `where`, or `{`
[INFO] [stdout] 75 | fn main() {
[INFO] [stdout]    | ^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `genetic_algorithm` (bin "genetic_algorithm") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "07bd5741d0957355aaf6f3e872be6f7c8798687fdb701be437e5410facf62e1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07bd5741d0957355aaf6f3e872be6f7c8798687fdb701be437e5410facf62e1e", kill_on_drop: false }`
[INFO] [stdout] 07bd5741d0957355aaf6f3e872be6f7c8798687fdb701be437e5410facf62e1e