[INFO] fetching crate sparks 0.1.0...
[INFO] building sparks-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate sparks 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sparks 0.1.0
[INFO] finished tweaking crates.io crate sparks 0.1.0
[INFO] tweaked toml for crates.io crate sparks 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sparks 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sparks 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9692f18780fd18030397356363a4370d25cc9d7641f7b2c4770a5004fe17d0e0
[INFO] running `Command { std: "docker" "start" "-a" "9692f18780fd18030397356363a4370d25cc9d7641f7b2c4770a5004fe17d0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9692f18780fd18030397356363a4370d25cc9d7641f7b2c4770a5004fe17d0e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9692f18780fd18030397356363a4370d25cc9d7641f7b2c4770a5004fe17d0e0", kill_on_drop: false }`
[INFO] [stdout] 9692f18780fd18030397356363a4370d25cc9d7641f7b2c4770a5004fe17d0e0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e76f4a1ee40c3c9aadfe096fd84fd5962232182c18a0dfe35aec88ba20daac7a
[INFO] running `Command { std: "docker" "start" "-a" "e76f4a1ee40c3c9aadfe096fd84fd5962232182c18a0dfe35aec88ba20daac7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "e76f4a1ee40c3c9aadfe096fd84fd5962232182c18a0dfe35aec88ba20daac7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e76f4a1ee40c3c9aadfe096fd84fd5962232182c18a0dfe35aec88ba20daac7a", kill_on_drop: false }`
[INFO] [stdout] e76f4a1ee40c3c9aadfe096fd84fd5962232182c18a0dfe35aec88ba20daac7a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c66f2e0631154fdde7cfb85e869a05c6c9a16f82db0ba8f760f5f532a534a752
[INFO] running `Command { std: "docker" "start" "-a" "c66f2e0631154fdde7cfb85e869a05c6c9a16f82db0ba8f760f5f532a534a752", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "c66f2e0631154fdde7cfb85e869a05c6c9a16f82db0ba8f760f5f532a534a752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66f2e0631154fdde7cfb85e869a05c6c9a16f82db0ba8f760f5f532a534a752", kill_on_drop: false }`
[INFO] [stdout] c66f2e0631154fdde7cfb85e869a05c6c9a16f82db0ba8f760f5f532a534a752