[INFO] cloning repository https://github.com/RedDocMD/undertaker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RedDocMD/undertaker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedDocMD%2Fundertaker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedDocMD%2Fundertaker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cde5821445374d6284333f9e3f9e5bf0230b7799
[INFO] checking RedDocMD/undertaker against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedDocMD%2Fundertaker" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RedDocMD/undertaker on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RedDocMD/undertaker
[INFO] finished tweaking git repo https://github.com/RedDocMD/undertaker
[INFO] tweaked toml for git repo https://github.com/RedDocMD/undertaker written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/RedDocMD/undertaker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46f5ca95c59d8aea1367baf126a8e472ca797a04e7df448b1cd3529ce4751ac6
[INFO] running `Command { std: "docker" "start" "-a" "46f5ca95c59d8aea1367baf126a8e472ca797a04e7df448b1cd3529ce4751ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46f5ca95c59d8aea1367baf126a8e472ca797a04e7df448b1cd3529ce4751ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f5ca95c59d8aea1367baf126a8e472ca797a04e7df448b1cd3529ce4751ac6", kill_on_drop: false }`
[INFO] [stdout] 46f5ca95c59d8aea1367baf126a8e472ca797a04e7df448b1cd3529ce4751ac6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f6e46d022a1e7abbf00ca5d89d2f278e924b38f0bc0ead77272bb1c283da26c
[INFO] running `Command { std: "docker" "start" "-a" "3f6e46d022a1e7abbf00ca5d89d2f278e924b38f0bc0ead77272bb1c283da26c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking undertaker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.98s
[INFO] running `Command { std: "docker" "inspect" "3f6e46d022a1e7abbf00ca5d89d2f278e924b38f0bc0ead77272bb1c283da26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6e46d022a1e7abbf00ca5d89d2f278e924b38f0bc0ead77272bb1c283da26c", kill_on_drop: false }`
[INFO] [stdout] 3f6e46d022a1e7abbf00ca5d89d2f278e924b38f0bc0ead77272bb1c283da26c