[INFO] fetching crate cubek-attention 0.2.0-pre.3...
[INFO] checking cubek-attention-0.2.0-pre.3 against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155500
[INFO] extracting crate cubek-attention 0.2.0-pre.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate cubek-attention 0.2.0-pre.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cubek-attention 0.2.0-pre.3
[INFO] tweaked toml for crates.io crate cubek-attention 0.2.0-pre.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cubek-attention 0.2.0-pre.3 on toolchain b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cubek-attention 0.2.0-pre.3 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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4a1287319ebd78a70bb796ce36b87ad58e3515b181d17d5b6166c0a84e00dfc
[INFO] running `Command { std: "docker" "start" "-a" "a4a1287319ebd78a70bb796ce36b87ad58e3515b181d17d5b6166c0a84e00dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4a1287319ebd78a70bb796ce36b87ad58e3515b181d17d5b6166c0a84e00dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4a1287319ebd78a70bb796ce36b87ad58e3515b181d17d5b6166c0a84e00dfc", kill_on_drop: false }`
[INFO] [stdout] a4a1287319ebd78a70bb796ce36b87ad58e3515b181d17d5b6166c0a84e00dfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8201f49f70b35c21ed3acfa7ba8662959286520ccec517d2927526fd67f840e3
[INFO] running `Command { std: "docker" "start" "-a" "8201f49f70b35c21ed3acfa7ba8662959286520ccec517d2927526fd67f840e3", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "8201f49f70b35c21ed3acfa7ba8662959286520ccec517d2927526fd67f840e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8201f49f70b35c21ed3acfa7ba8662959286520ccec517d2927526fd67f840e3", kill_on_drop: false }`
[INFO] [stdout] 8201f49f70b35c21ed3acfa7ba8662959286520ccec517d2927526fd67f840e3