[INFO] fetching crate mrsa 0.1.2...
[INFO] building mrsa-0.1.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate mrsa 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mrsa 0.1.2
[INFO] finished tweaking crates.io crate mrsa 0.1.2
[INFO] tweaked toml for crates.io crate mrsa 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mrsa 0.1.2 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 mrsa 0.1.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9792aca9082ed4c17b7beccce7d2271f060270d9f57b39a097ad3c2ef556ce9d
[INFO] running `Command { std: "docker" "start" "-a" "9792aca9082ed4c17b7beccce7d2271f060270d9f57b39a097ad3c2ef556ce9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9792aca9082ed4c17b7beccce7d2271f060270d9f57b39a097ad3c2ef556ce9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9792aca9082ed4c17b7beccce7d2271f060270d9f57b39a097ad3c2ef556ce9d", kill_on_drop: false }`
[INFO] [stdout] 9792aca9082ed4c17b7beccce7d2271f060270d9f57b39a097ad3c2ef556ce9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9c5eecdf5b0c96c1476261d651ac1d59c9a23d89e0fb186d56dce37366a80d5a
[INFO] running `Command { std: "docker" "start" "-a" "9c5eecdf5b0c96c1476261d651ac1d59c9a23d89e0fb186d56dce37366a80d5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrsa v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "9c5eecdf5b0c96c1476261d651ac1d59c9a23d89e0fb186d56dce37366a80d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5eecdf5b0c96c1476261d651ac1d59c9a23d89e0fb186d56dce37366a80d5a", kill_on_drop: false }`
[INFO] [stdout] 9c5eecdf5b0c96c1476261d651ac1d59c9a23d89e0fb186d56dce37366a80d5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 55c3ae3aaecfbc4ad708fe0dd30b25cec4603b181e96c632314a4eee915db821
[INFO] running `Command { std: "docker" "start" "-a" "55c3ae3aaecfbc4ad708fe0dd30b25cec4603b181e96c632314a4eee915db821", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrsa v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "55c3ae3aaecfbc4ad708fe0dd30b25cec4603b181e96c632314a4eee915db821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55c3ae3aaecfbc4ad708fe0dd30b25cec4603b181e96c632314a4eee915db821", kill_on_drop: false }`
[INFO] [stdout] 55c3ae3aaecfbc4ad708fe0dd30b25cec4603b181e96c632314a4eee915db821