[INFO] fetching crate msgpackin_core 0.0.4...
[INFO] building msgpackin_core-0.0.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate msgpackin_core 0.0.4 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate msgpackin_core 0.0.4
[INFO] finished tweaking crates.io crate msgpackin_core 0.0.4
[INFO] tweaked toml for crates.io crate msgpackin_core 0.0.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate msgpackin_core 0.0.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bb74dc8440e482ee854506c2e51c6f4447dc32848b2022f7db83448259cd9e1f
[INFO] running `Command { std: "docker" "start" "-a" "bb74dc8440e482ee854506c2e51c6f4447dc32848b2022f7db83448259cd9e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb74dc8440e482ee854506c2e51c6f4447dc32848b2022f7db83448259cd9e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb74dc8440e482ee854506c2e51c6f4447dc32848b2022f7db83448259cd9e1f", kill_on_drop: false }`
[INFO] [stdout] bb74dc8440e482ee854506c2e51c6f4447dc32848b2022f7db83448259cd9e1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7496448f8aeca44cd4d6c3c687836aae02b8c70fb3ae8c54246bfb4c3e2c2907
[INFO] running `Command { std: "docker" "start" "-a" "7496448f8aeca44cd4d6c3c687836aae02b8c70fb3ae8c54246bfb4c3e2c2907", kill_on_drop: false }`
[INFO] [stderr]    Compiling msgpackin_core v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "7496448f8aeca44cd4d6c3c687836aae02b8c70fb3ae8c54246bfb4c3e2c2907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7496448f8aeca44cd4d6c3c687836aae02b8c70fb3ae8c54246bfb4c3e2c2907", kill_on_drop: false }`
[INFO] [stdout] 7496448f8aeca44cd4d6c3c687836aae02b8c70fb3ae8c54246bfb4c3e2c2907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8bea0da19b8e9431dd94befeb255d8afffd920c86333fd96faba9c71a27bf4a9
[INFO] running `Command { std: "docker" "start" "-a" "8bea0da19b8e9431dd94befeb255d8afffd920c86333fd96faba9c71a27bf4a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling msgpackin_core v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "8bea0da19b8e9431dd94befeb255d8afffd920c86333fd96faba9c71a27bf4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bea0da19b8e9431dd94befeb255d8afffd920c86333fd96faba9c71a27bf4a9", kill_on_drop: false }`
[INFO] [stdout] 8bea0da19b8e9431dd94befeb255d8afffd920c86333fd96faba9c71a27bf4a9