[INFO] fetching crate zfmt 0.0.0...
[INFO] testing zfmt-0.0.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate zfmt 0.0.0 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate zfmt 0.0.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zfmt 0.0.0
[INFO] finished tweaking crates.io crate zfmt 0.0.0
[INFO] tweaked toml for crates.io crate zfmt 0.0.0 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b135a91bd61ccba3257691d71a31eb06f34f578ecb9ab341422c5122ff6651e
[INFO] running `Command { std: "docker" "start" "-a" "0b135a91bd61ccba3257691d71a31eb06f34f578ecb9ab341422c5122ff6651e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b135a91bd61ccba3257691d71a31eb06f34f578ecb9ab341422c5122ff6651e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b135a91bd61ccba3257691d71a31eb06f34f578ecb9ab341422c5122ff6651e", kill_on_drop: false }`
[INFO] [stdout] 0b135a91bd61ccba3257691d71a31eb06f34f578ecb9ab341422c5122ff6651e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a70746f3e805b40ff27f0c6c0868a24f5d7af7fa07b7ec99a9944e7e15ecdf8
[INFO] running `Command { std: "docker" "start" "-a" "5a70746f3e805b40ff27f0c6c0868a24f5d7af7fa07b7ec99a9944e7e15ecdf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling zfmt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "5a70746f3e805b40ff27f0c6c0868a24f5d7af7fa07b7ec99a9944e7e15ecdf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a70746f3e805b40ff27f0c6c0868a24f5d7af7fa07b7ec99a9944e7e15ecdf8", kill_on_drop: false }`
[INFO] [stdout] 5a70746f3e805b40ff27f0c6c0868a24f5d7af7fa07b7ec99a9944e7e15ecdf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b065f31f868156e266e1d281b9c17f628a7fb3f76d80992a9939dd65c02759b
[INFO] running `Command { std: "docker" "start" "-a" "7b065f31f868156e266e1d281b9c17f628a7fb3f76d80992a9939dd65c02759b", kill_on_drop: false }`
[INFO] [stderr]    Compiling zfmt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "7b065f31f868156e266e1d281b9c17f628a7fb3f76d80992a9939dd65c02759b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b065f31f868156e266e1d281b9c17f628a7fb3f76d80992a9939dd65c02759b", kill_on_drop: false }`
[INFO] [stdout] 7b065f31f868156e266e1d281b9c17f628a7fb3f76d80992a9939dd65c02759b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d3cfd3aaaec4ae0c6d6e8b891fef5a2e311e0def1e55aec807233cbe8855dce
[INFO] running `Command { std: "docker" "start" "-a" "0d3cfd3aaaec4ae0c6d6e8b891fef5a2e311e0def1e55aec807233cbe8855dce", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zfmt-96c45503d26475dc)
[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]    Doc-tests zfmt
[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" "0d3cfd3aaaec4ae0c6d6e8b891fef5a2e311e0def1e55aec807233cbe8855dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3cfd3aaaec4ae0c6d6e8b891fef5a2e311e0def1e55aec807233cbe8855dce", kill_on_drop: false }`
[INFO] [stdout] 0d3cfd3aaaec4ae0c6d6e8b891fef5a2e311e0def1e55aec807233cbe8855dce