[INFO] fetching crate t1 0.1.0...
[INFO] building t1-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate t1 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate t1 0.1.0
[INFO] finished tweaking crates.io crate t1 0.1.0
[INFO] tweaked toml for crates.io crate t1 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate t1 0.1.0 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 t1 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 279f3d1b8b4da574dbfaa331ed2a5435668e7afa30b0f86b6b2814dac3c539d0
[INFO] running `Command { std: "docker" "start" "-a" "279f3d1b8b4da574dbfaa331ed2a5435668e7afa30b0f86b6b2814dac3c539d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "279f3d1b8b4da574dbfaa331ed2a5435668e7afa30b0f86b6b2814dac3c539d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279f3d1b8b4da574dbfaa331ed2a5435668e7afa30b0f86b6b2814dac3c539d0", kill_on_drop: false }`
[INFO] [stdout] 279f3d1b8b4da574dbfaa331ed2a5435668e7afa30b0f86b6b2814dac3c539d0
[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] dcab096f1078b1ba5438c1572bcf0c5a76bcefd6ac2e8ba18246201e1a124cc9
[INFO] running `Command { std: "docker" "start" "-a" "dcab096f1078b1ba5438c1572bcf0c5a76bcefd6ac2e8ba18246201e1a124cc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling t1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "dcab096f1078b1ba5438c1572bcf0c5a76bcefd6ac2e8ba18246201e1a124cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcab096f1078b1ba5438c1572bcf0c5a76bcefd6ac2e8ba18246201e1a124cc9", kill_on_drop: false }`
[INFO] [stdout] dcab096f1078b1ba5438c1572bcf0c5a76bcefd6ac2e8ba18246201e1a124cc9
[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] fac6d3ff266d7e1bd38ce094ae8e80b84907838eabc0c9cdc85fbdc9d0d3783a
[INFO] running `Command { std: "docker" "start" "-a" "fac6d3ff266d7e1bd38ce094ae8e80b84907838eabc0c9cdc85fbdc9d0d3783a", kill_on_drop: false }`
[INFO] [stderr]    Compiling t1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "fac6d3ff266d7e1bd38ce094ae8e80b84907838eabc0c9cdc85fbdc9d0d3783a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac6d3ff266d7e1bd38ce094ae8e80b84907838eabc0c9cdc85fbdc9d0d3783a", kill_on_drop: false }`
[INFO] [stdout] fac6d3ff266d7e1bd38ce094ae8e80b84907838eabc0c9cdc85fbdc9d0d3783a