[INFO] cloning repository https://github.com/olback/autoplank
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olback/autoplank" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folback%2Fautoplank", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folback%2Fautoplank'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a65463c6485f9fde66474cce00f92cfbfe68609
[INFO] checking olback/autoplank against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folback%2Fautoplank" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/olback/autoplank on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/olback/autoplank
[INFO] finished tweaking git repo https://github.com/olback/autoplank
[INFO] tweaked toml for git repo https://github.com/olback/autoplank written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/olback/autoplank already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ab4d724a3ee609f761f183566de5d3e6dd731189f5f82c792f07639d1b8069d
[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" "1ab4d724a3ee609f761f183566de5d3e6dd731189f5f82c792f07639d1b8069d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ab4d724a3ee609f761f183566de5d3e6dd731189f5f82c792f07639d1b8069d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab4d724a3ee609f761f183566de5d3e6dd731189f5f82c792f07639d1b8069d", kill_on_drop: false }`
[INFO] [stdout] 1ab4d724a3ee609f761f183566de5d3e6dd731189f5f82c792f07639d1b8069d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ad37d1a61288d4953afdf393103b658cf5abfc72208adbf99cbb1b8506fdbb7
[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" "7ad37d1a61288d4953afdf393103b658cf5abfc72208adbf99cbb1b8506fdbb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling sysinfo v0.14.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking padlock v0.1.1-alpha
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking autoplank v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.41s
[INFO] running `Command { std: "docker" "inspect" "7ad37d1a61288d4953afdf393103b658cf5abfc72208adbf99cbb1b8506fdbb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad37d1a61288d4953afdf393103b658cf5abfc72208adbf99cbb1b8506fdbb7", kill_on_drop: false }`
[INFO] [stdout] 7ad37d1a61288d4953afdf393103b658cf5abfc72208adbf99cbb1b8506fdbb7