[INFO] cloning repository https://github.com/irvingfisica/integer_centers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/irvingfisica/integer_centers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firvingfisica%2Finteger_centers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firvingfisica%2Finteger_centers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d214a27d6f753d3112c578234e2d07dd44b594b
[INFO] checking irvingfisica/integer_centers against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firvingfisica%2Finteger_centers" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/irvingfisica/integer_centers on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/irvingfisica/integer_centers
[INFO] finished tweaking git repo https://github.com/irvingfisica/integer_centers
[INFO] tweaked toml for git repo https://github.com/irvingfisica/integer_centers written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/irvingfisica/integer_centers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 377848a24653e37bc327acd679dc51a4ee5b41eaf13ab6a65ad84dd7cda0802b
[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" "377848a24653e37bc327acd679dc51a4ee5b41eaf13ab6a65ad84dd7cda0802b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "377848a24653e37bc327acd679dc51a4ee5b41eaf13ab6a65ad84dd7cda0802b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "377848a24653e37bc327acd679dc51a4ee5b41eaf13ab6a65ad84dd7cda0802b", kill_on_drop: false }`
[INFO] [stdout] 377848a24653e37bc327acd679dc51a4ee5b41eaf13ab6a65ad84dd7cda0802b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66a75fa372292afbd78d6539bd5e050eb962a904956cbd341ccd845a9e1d5bc2
[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" "66a75fa372292afbd78d6539bd5e050eb962a904956cbd341ccd845a9e1d5bc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking integer_centers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.60s
[INFO] running `Command { std: "docker" "inspect" "66a75fa372292afbd78d6539bd5e050eb962a904956cbd341ccd845a9e1d5bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a75fa372292afbd78d6539bd5e050eb962a904956cbd341ccd845a9e1d5bc2", kill_on_drop: false }`
[INFO] [stdout] 66a75fa372292afbd78d6539bd5e050eb962a904956cbd341ccd845a9e1d5bc2