[INFO] cloning repository https://github.com/vctibor/sarneg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vctibor/sarneg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvctibor%2Fsarneg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvctibor%2Fsarneg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f76a307a3fbc42426c19f67d8b3b04db7e1173d5
[INFO] checking vctibor/sarneg against try#d8a5ee01b913730aca7ab44c72c8f2722c0533ff for pr-139022
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvctibor%2Fsarneg" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vctibor/sarneg on toolchain d8a5ee01b913730aca7ab44c72c8f2722c0533ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/vctibor/sarneg
[INFO] finished tweaking git repo https://github.com/vctibor/sarneg
[INFO] tweaked toml for git repo https://github.com/vctibor/sarneg written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/vctibor/sarneg 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" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02b81bbd2d5f7bfa6cb6b971c3475812c7a4577bb80a2727743522dc39f1c8c7
[INFO] running `Command { std: "docker" "start" "-a" "02b81bbd2d5f7bfa6cb6b971c3475812c7a4577bb80a2727743522dc39f1c8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02b81bbd2d5f7bfa6cb6b971c3475812c7a4577bb80a2727743522dc39f1c8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b81bbd2d5f7bfa6cb6b971c3475812c7a4577bb80a2727743522dc39f1c8c7", kill_on_drop: false }`
[INFO] [stdout] 02b81bbd2d5f7bfa6cb6b971c3475812c7a4577bb80a2727743522dc39f1c8c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c4f0ecbe8c835a6450033fbd1087c4cecf60c64a1ab9e4027e3cf96c5ad6c3b
[INFO] running `Command { std: "docker" "start" "-a" "7c4f0ecbe8c835a6450033fbd1087c4cecf60c64a1ab9e4027e3cf96c5ad6c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking sarneg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "7c4f0ecbe8c835a6450033fbd1087c4cecf60c64a1ab9e4027e3cf96c5ad6c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4f0ecbe8c835a6450033fbd1087c4cecf60c64a1ab9e4027e3cf96c5ad6c3b", kill_on_drop: false }`
[INFO] [stdout] 7c4f0ecbe8c835a6450033fbd1087c4cecf60c64a1ab9e4027e3cf96c5ad6c3b