[INFO] cloning repository https://github.com/gojuno/mainframer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gojuno/mainframer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgojuno%2Fmainframer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgojuno%2Fmainframer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8454660cb6d0aa717b8915af42240376ac29e543
[INFO] checking gojuno/mainframer against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgojuno%2Fmainframer" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gojuno/mainframer on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gojuno/mainframer
[INFO] finished tweaking git repo https://github.com/gojuno/mainframer
[INFO] tweaked toml for git repo https://github.com/gojuno/mainframer written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/gojuno/mainframer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bus v2.2.1
[INFO] [stderr]   Downloaded atomic-option v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac78e80d1715b2d367c06b99bde23b0c656810250bd98b4f204ee6b34fa87c1d
[INFO] running `Command { std: "docker" "start" "-a" "ac78e80d1715b2d367c06b99bde23b0c656810250bd98b4f204ee6b34fa87c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac78e80d1715b2d367c06b99bde23b0c656810250bd98b4f204ee6b34fa87c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac78e80d1715b2d367c06b99bde23b0c656810250bd98b4f204ee6b34fa87c1d", kill_on_drop: false }`
[INFO] [stdout] ac78e80d1715b2d367c06b99bde23b0c656810250bd98b4f204ee6b34fa87c1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de6ef7dc53d48088b89e48bd94752224dafb90c42ca2dd42c43de1a2f5cd21b7
[INFO] running `Command { std: "docker" "start" "-a" "de6ef7dc53d48088b89e48bd94752224dafb90c42ca2dd42c43de1a2f5cd21b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking bus v2.2.1
[INFO] [stderr]     Checking mainframer v3.0.0-dev (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `Command { std: "docker" "inspect" "de6ef7dc53d48088b89e48bd94752224dafb90c42ca2dd42c43de1a2f5cd21b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6ef7dc53d48088b89e48bd94752224dafb90c42ca2dd42c43de1a2f5cd21b7", kill_on_drop: false }`
[INFO] [stdout] de6ef7dc53d48088b89e48bd94752224dafb90c42ca2dd42c43de1a2f5cd21b7