[INFO] fetching crate etwin_log 0.8.1...
[INFO] testing etwin_log-0.8.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate etwin_log 0.8.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate etwin_log 0.8.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate etwin_log 0.8.1
[INFO] finished tweaking crates.io crate etwin_log 0.8.1
[INFO] tweaked toml for crates.io crate etwin_log 0.8.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cb7dc330ff6b976be74226d81a6273aa24ee3ca0409e8a02f3e7dcff6e15063
[INFO] running `Command { std: "docker" "start" "-a" "1cb7dc330ff6b976be74226d81a6273aa24ee3ca0409e8a02f3e7dcff6e15063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cb7dc330ff6b976be74226d81a6273aa24ee3ca0409e8a02f3e7dcff6e15063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb7dc330ff6b976be74226d81a6273aa24ee3ca0409e8a02f3e7dcff6e15063", kill_on_drop: false }`
[INFO] [stdout] 1cb7dc330ff6b976be74226d81a6273aa24ee3ca0409e8a02f3e7dcff6e15063
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41bf9a0da203a466fc31b8a4e785cd650cb039dfd70cd1810ec18dcf69ae0896
[INFO] running `Command { std: "docker" "start" "-a" "41bf9a0da203a466fc31b8a4e785cd650cb039dfd70cd1810ec18dcf69ae0896", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling etwin_log v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "41bf9a0da203a466fc31b8a4e785cd650cb039dfd70cd1810ec18dcf69ae0896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41bf9a0da203a466fc31b8a4e785cd650cb039dfd70cd1810ec18dcf69ae0896", kill_on_drop: false }`
[INFO] [stdout] 41bf9a0da203a466fc31b8a4e785cd650cb039dfd70cd1810ec18dcf69ae0896
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6f2b8122528ea30403dd73ea2ce407f42a74fe69ac83bebea28f491f795210a
[INFO] running `Command { std: "docker" "start" "-a" "d6f2b8122528ea30403dd73ea2ce407f42a74fe69ac83bebea28f491f795210a", kill_on_drop: false }`
[INFO] [stderr]    Compiling etwin_log v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "d6f2b8122528ea30403dd73ea2ce407f42a74fe69ac83bebea28f491f795210a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f2b8122528ea30403dd73ea2ce407f42a74fe69ac83bebea28f491f795210a", kill_on_drop: false }`
[INFO] [stdout] d6f2b8122528ea30403dd73ea2ce407f42a74fe69ac83bebea28f491f795210a
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f15dba0073886402d14416ec38dba2d0dee27e12cb1b2f125ec839c5ca79dade
[INFO] running `Command { std: "docker" "start" "-a" "f15dba0073886402d14416ec38dba2d0dee27e12cb1b2f125ec839c5ca79dade", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/etwin_log-a22dee55e3e747f1)
[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 etwin_log
[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" "f15dba0073886402d14416ec38dba2d0dee27e12cb1b2f125ec839c5ca79dade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f15dba0073886402d14416ec38dba2d0dee27e12cb1b2f125ec839c5ca79dade", kill_on_drop: false }`
[INFO] [stdout] f15dba0073886402d14416ec38dba2d0dee27e12cb1b2f125ec839c5ca79dade