[INFO] cloning repository https://github.com/HidemotoNakada/rustpingpong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HidemotoNakada/rustpingpong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHidemotoNakada%2Frustpingpong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHidemotoNakada%2Frustpingpong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce468aae3f997b9a26643eacae1dc7c2e8f7fd59
[INFO] checking HidemotoNakada/rustpingpong against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHidemotoNakada%2Frustpingpong" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HidemotoNakada/rustpingpong on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HidemotoNakada/rustpingpong
[INFO] finished tweaking git repo https://github.com/HidemotoNakada/rustpingpong
[INFO] tweaked toml for git repo https://github.com/HidemotoNakada/rustpingpong written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/HidemotoNakada/rustpingpong already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 885dcdf2630cfd22fdd7afadd2aff468d8e3d04b796de13c98c222060fb6996d
[INFO] running `Command { std: "docker" "start" "-a" "885dcdf2630cfd22fdd7afadd2aff468d8e3d04b796de13c98c222060fb6996d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "885dcdf2630cfd22fdd7afadd2aff468d8e3d04b796de13c98c222060fb6996d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "885dcdf2630cfd22fdd7afadd2aff468d8e3d04b796de13c98c222060fb6996d", kill_on_drop: false }`
[INFO] [stdout] 885dcdf2630cfd22fdd7afadd2aff468d8e3d04b796de13c98c222060fb6996d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 446d5a7ae0fa0cd9161780131006f0f9b17bd7a81168440b5e49de67ef64695e
[INFO] running `Command { std: "docker" "start" "-a" "446d5a7ae0fa0cd9161780131006f0f9b17bd7a81168440b5e49de67ef64695e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking pingpong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "446d5a7ae0fa0cd9161780131006f0f9b17bd7a81168440b5e49de67ef64695e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446d5a7ae0fa0cd9161780131006f0f9b17bd7a81168440b5e49de67ef64695e", kill_on_drop: false }`
[INFO] [stdout] 446d5a7ae0fa0cd9161780131006f0f9b17bd7a81168440b5e49de67ef64695e