[INFO] fetching crate trait_guard 0.1.0...
[INFO] building trait_guard-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate trait_guard 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate trait_guard 0.1.0
[INFO] finished tweaking crates.io crate trait_guard 0.1.0
[INFO] tweaked toml for crates.io crate trait_guard 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trait_guard 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate trait_guard 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1682c22f9bf68aee5d712bfdb747dd5a10d95b62e716a444a624726e97e3a70
[INFO] running `Command { std: "docker" "start" "-a" "f1682c22f9bf68aee5d712bfdb747dd5a10d95b62e716a444a624726e97e3a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1682c22f9bf68aee5d712bfdb747dd5a10d95b62e716a444a624726e97e3a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1682c22f9bf68aee5d712bfdb747dd5a10d95b62e716a444a624726e97e3a70", kill_on_drop: false }`
[INFO] [stdout] f1682c22f9bf68aee5d712bfdb747dd5a10d95b62e716a444a624726e97e3a70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d8cfd2e772379e4b6bf6300c90b218b27a1dfbfb183c0c5f15f6c0117334b00
[INFO] running `Command { std: "docker" "start" "-a" "7d8cfd2e772379e4b6bf6300c90b218b27a1dfbfb183c0c5f15f6c0117334b00", kill_on_drop: false }`
[INFO] [stderr]    Compiling trait_guard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "7d8cfd2e772379e4b6bf6300c90b218b27a1dfbfb183c0c5f15f6c0117334b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d8cfd2e772379e4b6bf6300c90b218b27a1dfbfb183c0c5f15f6c0117334b00", kill_on_drop: false }`
[INFO] [stdout] 7d8cfd2e772379e4b6bf6300c90b218b27a1dfbfb183c0c5f15f6c0117334b00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ca1b57ae7519e14d91d1dfb72fd67152d31505875edaa04b0c5ed1f106f0180
[INFO] running `Command { std: "docker" "start" "-a" "8ca1b57ae7519e14d91d1dfb72fd67152d31505875edaa04b0c5ed1f106f0180", kill_on_drop: false }`
[INFO] [stderr]    Compiling trait_guard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "8ca1b57ae7519e14d91d1dfb72fd67152d31505875edaa04b0c5ed1f106f0180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca1b57ae7519e14d91d1dfb72fd67152d31505875edaa04b0c5ed1f106f0180", kill_on_drop: false }`
[INFO] [stdout] 8ca1b57ae7519e14d91d1dfb72fd67152d31505875edaa04b0c5ed1f106f0180