[INFO] fetching crate cargo-repro 0.0.0...
[INFO] testing cargo-repro-0.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate cargo-repro 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cargo-repro 0.0.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-repro 0.0.0
[INFO] finished tweaking crates.io crate cargo-repro 0.0.0
[INFO] tweaked toml for crates.io crate cargo-repro 0.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff9f8f264d1be71e973f837187ee4d5feeb87ede083f76679d6ad0ecdb733a67
[INFO] running `Command { std: "docker" "start" "-a" "ff9f8f264d1be71e973f837187ee4d5feeb87ede083f76679d6ad0ecdb733a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff9f8f264d1be71e973f837187ee4d5feeb87ede083f76679d6ad0ecdb733a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff9f8f264d1be71e973f837187ee4d5feeb87ede083f76679d6ad0ecdb733a67", kill_on_drop: false }`
[INFO] [stdout] ff9f8f264d1be71e973f837187ee4d5feeb87ede083f76679d6ad0ecdb733a67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e8b507a10b0c7fea8435d3e4941bcb8cc2d970ffd23ec6cbcf0ac5228b20e01
[INFO] running `Command { std: "docker" "start" "-a" "6e8b507a10b0c7fea8435d3e4941bcb8cc2d970ffd23ec6cbcf0ac5228b20e01", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-repro v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "6e8b507a10b0c7fea8435d3e4941bcb8cc2d970ffd23ec6cbcf0ac5228b20e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8b507a10b0c7fea8435d3e4941bcb8cc2d970ffd23ec6cbcf0ac5228b20e01", kill_on_drop: false }`
[INFO] [stdout] 6e8b507a10b0c7fea8435d3e4941bcb8cc2d970ffd23ec6cbcf0ac5228b20e01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebcd494c19991a40f97998f022627360e7719a4b67e09d665e2240e98ebfd83d
[INFO] running `Command { std: "docker" "start" "-a" "ebcd494c19991a40f97998f022627360e7719a4b67e09d665e2240e98ebfd83d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-repro v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "ebcd494c19991a40f97998f022627360e7719a4b67e09d665e2240e98ebfd83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebcd494c19991a40f97998f022627360e7719a4b67e09d665e2240e98ebfd83d", kill_on_drop: false }`
[INFO] [stdout] ebcd494c19991a40f97998f022627360e7719a4b67e09d665e2240e98ebfd83d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a51596960bb06a83c7d0ecf940745ab5cd892ba461d25fe83d244ff8469b285c
[INFO] running `Command { std: "docker" "start" "-a" "a51596960bb06a83c7d0ecf940745ab5cd892ba461d25fe83d244ff8469b285c", kill_on_drop: false }`
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_repro-1912245da1316fea)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_repro-109d8e7f9050b04c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests cargo-repro
[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] [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" "a51596960bb06a83c7d0ecf940745ab5cd892ba461d25fe83d244ff8469b285c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51596960bb06a83c7d0ecf940745ab5cd892ba461d25fe83d244ff8469b285c", kill_on_drop: false }`
[INFO] [stdout] a51596960bb06a83c7d0ecf940745ab5cd892ba461d25fe83d244ff8469b285c