[INFO] fetching crate vm-superio-ser 0.4.1...
[INFO] building vm-superio-ser-0.4.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate vm-superio-ser 0.4.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate vm-superio-ser 0.4.1
[INFO] finished tweaking crates.io crate vm-superio-ser 0.4.1
[INFO] tweaked toml for crates.io crate vm-superio-ser 0.4.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vm-superio-ser 0.4.1 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 vm-superio-ser 0.4.1 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 versionize v0.2.0
[INFO] [stderr]   Downloaded vmm-sys-util v0.12.1
[INFO] [stderr]   Downloaded crc64 v2.0.0
[INFO] [stderr]   Downloaded versionize_derive v0.1.6
[INFO] [stderr]   Downloaded vm-superio v0.8.1
[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] 42eb35faac2f097ec98153dbd9985bd4c96c4c2b8652c386836d2b63cc391b78
[INFO] running `Command { std: "docker" "start" "-a" "42eb35faac2f097ec98153dbd9985bd4c96c4c2b8652c386836d2b63cc391b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42eb35faac2f097ec98153dbd9985bd4c96c4c2b8652c386836d2b63cc391b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42eb35faac2f097ec98153dbd9985bd4c96c4c2b8652c386836d2b63cc391b78", kill_on_drop: false }`
[INFO] [stdout] 42eb35faac2f097ec98153dbd9985bd4c96c4c2b8652c386836d2b63cc391b78
[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] 1ef57858eeab37f5d6ce8175ca0f6b213d5f07cce21937e91bbf96a9d877b8e2
[INFO] running `Command { std: "docker" "start" "-a" "1ef57858eeab37f5d6ce8175ca0f6b213d5f07cce21937e91bbf96a9d877b8e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc64 v2.0.0
[INFO] [stderr]    Compiling vm-superio v0.8.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling vmm-sys-util v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling versionize_derive v0.1.6
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling versionize v0.2.0
[INFO] [stderr]    Compiling vm-superio-ser v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.38s
[INFO] running `Command { std: "docker" "inspect" "1ef57858eeab37f5d6ce8175ca0f6b213d5f07cce21937e91bbf96a9d877b8e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef57858eeab37f5d6ce8175ca0f6b213d5f07cce21937e91bbf96a9d877b8e2", kill_on_drop: false }`
[INFO] [stdout] 1ef57858eeab37f5d6ce8175ca0f6b213d5f07cce21937e91bbf96a9d877b8e2
[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] 1190928816c809d599aa322c54bc1922ad0083276c61de3b4ea9e09602c6a9ca
[INFO] running `Command { std: "docker" "start" "-a" "1190928816c809d599aa322c54bc1922ad0083276c61de3b4ea9e09602c6a9ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling vm-superio-ser v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "1190928816c809d599aa322c54bc1922ad0083276c61de3b4ea9e09602c6a9ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1190928816c809d599aa322c54bc1922ad0083276c61de3b4ea9e09602c6a9ca", kill_on_drop: false }`
[INFO] [stdout] 1190928816c809d599aa322c54bc1922ad0083276c61de3b4ea9e09602c6a9ca