[INFO] cloning repository https://github.com/SSebigo/neural-net-genetic-algo-CG
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SSebigo/neural-net-genetic-algo-CG" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSSebigo%2Fneural-net-genetic-algo-CG", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSSebigo%2Fneural-net-genetic-algo-CG'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b14493a31c5dbd8e1fc1776c2f206e36fece4edb
[INFO] checking SSebigo/neural-net-genetic-algo-CG against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSSebigo%2Fneural-net-genetic-algo-CG" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SSebigo/neural-net-genetic-algo-CG on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SSebigo/neural-net-genetic-algo-CG
[INFO] finished tweaking git repo https://github.com/SSebigo/neural-net-genetic-algo-CG
[INFO] tweaked toml for git repo https://github.com/SSebigo/neural-net-genetic-algo-CG written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/SSebigo/neural-net-genetic-algo-CG already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18709f38b7a09d3161e51be385059d9c3f0e95a21d8f9865d793aa9abf656359
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "18709f38b7a09d3161e51be385059d9c3f0e95a21d8f9865d793aa9abf656359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18709f38b7a09d3161e51be385059d9c3f0e95a21d8f9865d793aa9abf656359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18709f38b7a09d3161e51be385059d9c3f0e95a21d8f9865d793aa9abf656359", kill_on_drop: false }`
[INFO] [stdout] 18709f38b7a09d3161e51be385059d9c3f0e95a21d8f9865d793aa9abf656359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4bcf2c2bb4e081bbb78ad698fc196f70ec4330a2d2a330a7ec48683c432f7aef
[INFO] running `Command { std: "docker" "start" "-a" "4bcf2c2bb4e081bbb78ad698fc196f70ec4330a2d2a330a7ec48683c432f7aef", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "4bcf2c2bb4e081bbb78ad698fc196f70ec4330a2d2a330a7ec48683c432f7aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bcf2c2bb4e081bbb78ad698fc196f70ec4330a2d2a330a7ec48683c432f7aef", kill_on_drop: false }`
[INFO] [stdout] 4bcf2c2bb4e081bbb78ad698fc196f70ec4330a2d2a330a7ec48683c432f7aef