[INFO] cloning repository https://github.com/tianenchen/hellotun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tianenchen/hellotun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftianenchen%2Fhellotun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftianenchen%2Fhellotun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f500648f406f13c415f98ed6c30df0255861ecc6
[INFO] checking tianenchen/hellotun against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftianenchen%2Fhellotun" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tianenchen/hellotun on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tianenchen/hellotun
[INFO] finished tweaking git repo https://github.com/tianenchen/hellotun
[INFO] tweaked toml for git repo https://github.com/tianenchen/hellotun written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tianenchen/hellotun already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cde7d2b7d96bc4b821c3d22c584369d783cc37ae9587c0cb24c949f2edbdba8
[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" "6cde7d2b7d96bc4b821c3d22c584369d783cc37ae9587c0cb24c949f2edbdba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cde7d2b7d96bc4b821c3d22c584369d783cc37ae9587c0cb24c949f2edbdba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cde7d2b7d96bc4b821c3d22c584369d783cc37ae9587c0cb24c949f2edbdba8", kill_on_drop: false }`
[INFO] [stdout] 6cde7d2b7d96bc4b821c3d22c584369d783cc37ae9587c0cb24c949f2edbdba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d008d4e3dc3ad0f687eef18fe0761afed4567f2d0153feea262357fde795fa8a
[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" "d008d4e3dc3ad0f687eef18fe0761afed4567f2d0153feea262357fde795fa8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking hellotun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.47s
[INFO] running `Command { std: "docker" "inspect" "d008d4e3dc3ad0f687eef18fe0761afed4567f2d0153feea262357fde795fa8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d008d4e3dc3ad0f687eef18fe0761afed4567f2d0153feea262357fde795fa8a", kill_on_drop: false }`
[INFO] [stdout] d008d4e3dc3ad0f687eef18fe0761afed4567f2d0153feea262357fde795fa8a