[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 master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaladuit%2FGenetic_Algorithm_in_Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saladuit/Genetic_Algorithm_in_Rust on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "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-0-tc1/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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking saladuit/Genetic_Algorithm_in_Rust against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaladuit%2FGenetic_Algorithm_in_Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saladuit/Genetic_Algorithm_in_Rust on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "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-0-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking saladuit/Genetic_Algorithm_in_Rust against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaladuit%2FGenetic_Algorithm_in_Rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saladuit/Genetic_Algorithm_in_Rust on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "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-0-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0325b755047091a0ecfe98ea5170b7574f4e7bea4537dd03609f3e7e5315ff5
[INFO] running `Command { std: "docker" "start" "-a" "f0325b755047091a0ecfe98ea5170b7574f4e7bea4537dd03609f3e7e5315ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0325b755047091a0ecfe98ea5170b7574f4e7bea4537dd03609f3e7e5315ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0325b755047091a0ecfe98ea5170b7574f4e7bea4537dd03609f3e7e5315ff5", kill_on_drop: false }`
[INFO] [stdout] f0325b755047091a0ecfe98ea5170b7574f4e7bea4537dd03609f3e7e5315ff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07ab06c2ef6b0b053dfab2c767cb53ce4cbc9aebf43dfe30c29ab17b1ac63508
[INFO] running `Command { std: "docker" "start" "-a" "07ab06c2ef6b0b053dfab2c767cb53ce4cbc9aebf43dfe30c29ab17b1ac63508", 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] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `genetic_algorithm` (bin "genetic_algorithm") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `genetic_algorithm` (bin "genetic_algorithm" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "07ab06c2ef6b0b053dfab2c767cb53ce4cbc9aebf43dfe30c29ab17b1ac63508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ab06c2ef6b0b053dfab2c767cb53ce4cbc9aebf43dfe30c29ab17b1ac63508", kill_on_drop: false }`
[INFO] [stdout] 07ab06c2ef6b0b053dfab2c767cb53ce4cbc9aebf43dfe30c29ab17b1ac63508