[INFO] fetching crate wcc 1.0.11...
[INFO] testing wcc-1.0.11 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate wcc 1.0.11 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate wcc 1.0.11
[INFO] finished tweaking crates.io crate wcc 1.0.11
[INFO] tweaked toml for crates.io crate wcc 1.0.11 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wcc 1.0.11 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wcc 1.0.11 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da9a0a05782c5b6d7e6a917ef349efd4b16dd19fae33b4b37738f17c0e310c61
[INFO] running `Command { std: "docker" "start" "-a" "da9a0a05782c5b6d7e6a917ef349efd4b16dd19fae33b4b37738f17c0e310c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da9a0a05782c5b6d7e6a917ef349efd4b16dd19fae33b4b37738f17c0e310c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da9a0a05782c5b6d7e6a917ef349efd4b16dd19fae33b4b37738f17c0e310c61", kill_on_drop: false }`
[INFO] [stdout] da9a0a05782c5b6d7e6a917ef349efd4b16dd19fae33b4b37738f17c0e310c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5500167a98a17cbaa751f2e7b10e2221d38f86380afb4a1defb74581ecf0b137
[INFO] running `Command { std: "docker" "start" "-a" "5500167a98a17cbaa751f2e7b10e2221d38f86380afb4a1defb74581ecf0b137", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.7.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling regex-automata v0.3.0
[INFO] [stderr]    Compiling regex v1.9.0
[INFO] [stderr]    Compiling wcc v1.0.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.74s
[INFO] running `Command { std: "docker" "inspect" "5500167a98a17cbaa751f2e7b10e2221d38f86380afb4a1defb74581ecf0b137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5500167a98a17cbaa751f2e7b10e2221d38f86380afb4a1defb74581ecf0b137", kill_on_drop: false }`
[INFO] [stdout] 5500167a98a17cbaa751f2e7b10e2221d38f86380afb4a1defb74581ecf0b137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c53034f0ea432bc0fbd5f459d3ca3b4f33fb5adc9bd78f045a7f7d914a9b460b
[INFO] running `Command { std: "docker" "start" "-a" "c53034f0ea432bc0fbd5f459d3ca3b4f33fb5adc9bd78f045a7f7d914a9b460b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wcc v1.0.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "c53034f0ea432bc0fbd5f459d3ca3b4f33fb5adc9bd78f045a7f7d914a9b460b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53034f0ea432bc0fbd5f459d3ca3b4f33fb5adc9bd78f045a7f7d914a9b460b", kill_on_drop: false }`
[INFO] [stdout] c53034f0ea432bc0fbd5f459d3ca3b4f33fb5adc9bd78f045a7f7d914a9b460b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ac3745b4574d8abfeb45777e010aaa2ee64ef94a838498fa2c09a92d3fbb6f4
[INFO] running `Command { std: "docker" "start" "-a" "1ac3745b4574d8abfeb45777e010aaa2ee64ef94a838498fa2c09a92d3fbb6f4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wcc-8a73d7247b597874)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1ac3745b4574d8abfeb45777e010aaa2ee64ef94a838498fa2c09a92d3fbb6f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac3745b4574d8abfeb45777e010aaa2ee64ef94a838498fa2c09a92d3fbb6f4", kill_on_drop: false }`
[INFO] [stdout] 1ac3745b4574d8abfeb45777e010aaa2ee64ef94a838498fa2c09a92d3fbb6f4