[INFO] cloning repository https://github.com/is8ac/popcount_perf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/is8ac/popcount_perf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fis8ac%2Fpopcount_perf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fis8ac%2Fpopcount_perf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d3b87e35be9891d7d3e7c01ed3ca6dd9fa91638
[INFO] checking is8ac/popcount_perf against try#4c525d43052e921548191f82f6ed9e2f9e98dcb1 for pr-136988
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fis8ac%2Fpopcount_perf" "/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/is8ac/popcount_perf on toolchain 4c525d43052e921548191f82f6ed9e2f9e98dcb1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/is8ac/popcount_perf
[INFO] finished tweaking git repo https://github.com/is8ac/popcount_perf
[INFO] tweaked toml for git repo https://github.com/is8ac/popcount_perf written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/is8ac/popcount_perf 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" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 547fa5b30326e30a785fee58239efb1690afc02526ee73db291244b3fbf8443a
[INFO] running `Command { std: "docker" "start" "-a" "547fa5b30326e30a785fee58239efb1690afc02526ee73db291244b3fbf8443a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547fa5b30326e30a785fee58239efb1690afc02526ee73db291244b3fbf8443a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547fa5b30326e30a785fee58239efb1690afc02526ee73db291244b3fbf8443a", kill_on_drop: false }`
[INFO] [stdout] 547fa5b30326e30a785fee58239efb1690afc02526ee73db291244b3fbf8443a
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86a4a342ef90936fe383225e2c7c5d2c86c1c1ea0b28ad51a33f77a27d29a22f
[INFO] running `Command { std: "docker" "start" "-a" "86a4a342ef90936fe383225e2c7c5d2c86c1c1ea0b28ad51a33f77a27d29a22f", kill_on_drop: false }`
[INFO] [stderr]     Checking popcount_perf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "86a4a342ef90936fe383225e2c7c5d2c86c1c1ea0b28ad51a33f77a27d29a22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a4a342ef90936fe383225e2c7c5d2c86c1c1ea0b28ad51a33f77a27d29a22f", kill_on_drop: false }`
[INFO] [stdout] 86a4a342ef90936fe383225e2c7c5d2c86c1c1ea0b28ad51a33f77a27d29a22f