[INFO] fetching crate serial_enumerator 0.2.12...
[INFO] building serial_enumerator-0.2.12 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate serial_enumerator 0.2.12 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate serial_enumerator 0.2.12
[INFO] finished tweaking crates.io crate serial_enumerator 0.2.12
[INFO] tweaked toml for crates.io crate serial_enumerator 0.2.12 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serial_enumerator 0.2.12 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serial_enumerator 0.2.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defer-lite v1.0.0
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded windows_i686_msvc v0.29.0
[INFO] [stderr]   Downloaded libc v0.2.140
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.29.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.29.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.29.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.29.0
[INFO] [stderr]   Downloaded windows v0.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0f4ae99f3c906888d9fb470a744b50eb30dcd444aecb0ffdc5ccdcd6121d048
[INFO] running `Command { std: "docker" "start" "-a" "a0f4ae99f3c906888d9fb470a744b50eb30dcd444aecb0ffdc5ccdcd6121d048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0f4ae99f3c906888d9fb470a744b50eb30dcd444aecb0ffdc5ccdcd6121d048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0f4ae99f3c906888d9fb470a744b50eb30dcd444aecb0ffdc5ccdcd6121d048", kill_on_drop: false }`
[INFO] [stdout] a0f4ae99f3c906888d9fb470a744b50eb30dcd444aecb0ffdc5ccdcd6121d048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8310415ce78da77786707a86534cf1f03463367c05e6c8b44830ff28414aa6a
[INFO] running `Command { std: "docker" "start" "-a" "f8310415ce78da77786707a86534cf1f03463367c05e6c8b44830ff28414aa6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling serial_enumerator v0.2.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.92s
[INFO] running `Command { std: "docker" "inspect" "f8310415ce78da77786707a86534cf1f03463367c05e6c8b44830ff28414aa6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8310415ce78da77786707a86534cf1f03463367c05e6c8b44830ff28414aa6a", kill_on_drop: false }`
[INFO] [stdout] f8310415ce78da77786707a86534cf1f03463367c05e6c8b44830ff28414aa6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe81f01f9691e2ec4e232f5154cfc27e8861d21c5335b9107561630cb12d5c36
[INFO] running `Command { std: "docker" "start" "-a" "fe81f01f9691e2ec4e232f5154cfc27e8861d21c5335b9107561630cb12d5c36", kill_on_drop: false }`
[INFO] [stderr]    Compiling serial_enumerator v0.2.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "fe81f01f9691e2ec4e232f5154cfc27e8861d21c5335b9107561630cb12d5c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe81f01f9691e2ec4e232f5154cfc27e8861d21c5335b9107561630cb12d5c36", kill_on_drop: false }`
[INFO] [stdout] fe81f01f9691e2ec4e232f5154cfc27e8861d21c5335b9107561630cb12d5c36