[INFO] cloning repository https://github.com/cookiemon/cargo-brrrr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cookiemon/cargo-brrrr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcookiemon%2Fcargo-brrrr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcookiemon%2Fcargo-brrrr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cbae2d6e53f6eccd62f22e75b1e2ef75a4b230d
[INFO] checking cookiemon/cargo-brrrr against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcookiemon%2Fcargo-brrrr" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cookiemon/cargo-brrrr on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cookiemon/cargo-brrrr
[INFO] finished tweaking git repo https://github.com/cookiemon/cargo-brrrr
[INFO] tweaked toml for git repo https://github.com/cookiemon/cargo-brrrr written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cookiemon/cargo-brrrr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-0/source/src/main.rs
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", 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] 8ba379989b2c47c0d5a6e6898f326a7ec64351709f2df9d37b0afa904d539983
[INFO] running `Command { std: "docker" "start" "-a" "8ba379989b2c47c0d5a6e6898f326a7ec64351709f2df9d37b0afa904d539983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ba379989b2c47c0d5a6e6898f326a7ec64351709f2df9d37b0afa904d539983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba379989b2c47c0d5a6e6898f326a7ec64351709f2df9d37b0afa904d539983", kill_on_drop: false }`
[INFO] [stdout] 8ba379989b2c47c0d5a6e6898f326a7ec64351709f2df9d37b0afa904d539983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03d58f705e3a7f9d25e7a9f8de2c8f83e04ef1f3801b3b2b8c042e8be7714032
[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" "03d58f705e3a7f9d25e7a9f8de2c8f83e04ef1f3801b3b2b8c042e8be7714032", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/main.rs
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking ctrlc v3.1.5
[INFO] [stderr]     Checking cargo-brrrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.79s
[INFO] running `Command { std: "docker" "inspect" "03d58f705e3a7f9d25e7a9f8de2c8f83e04ef1f3801b3b2b8c042e8be7714032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d58f705e3a7f9d25e7a9f8de2c8f83e04ef1f3801b3b2b8c042e8be7714032", kill_on_drop: false }`
[INFO] [stdout] 03d58f705e3a7f9d25e7a9f8de2c8f83e04ef1f3801b3b2b8c042e8be7714032