[INFO] fetching crate unum 0.0.0...
[INFO] testing unum-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate unum 0.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate unum 0.0.0 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 unum 0.0.0
[INFO] finished tweaking crates.io crate unum 0.0.0
[INFO] tweaked toml for crates.io crate unum 0.0.0 written to /workspace/builds/worker-13/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] 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 3e2e3f096bffc21ab0ff8f5f4d943598a053dd2c032f257eec3a97fdca3359fa
[INFO] running `Command { std: "docker" "start" "-a" "3e2e3f096bffc21ab0ff8f5f4d943598a053dd2c032f257eec3a97fdca3359fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e2e3f096bffc21ab0ff8f5f4d943598a053dd2c032f257eec3a97fdca3359fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2e3f096bffc21ab0ff8f5f4d943598a053dd2c032f257eec3a97fdca3359fa", kill_on_drop: false }`
[INFO] [stdout] 3e2e3f096bffc21ab0ff8f5f4d943598a053dd2c032f257eec3a97fdca3359fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 7bba1e0e856e081d3345bdc52a6b103861d6f64435b0a25ea6d6378b598f2e0a
[INFO] running `Command { std: "docker" "start" "-a" "7bba1e0e856e081d3345bdc52a6b103861d6f64435b0a25ea6d6378b598f2e0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unum v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "7bba1e0e856e081d3345bdc52a6b103861d6f64435b0a25ea6d6378b598f2e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bba1e0e856e081d3345bdc52a6b103861d6f64435b0a25ea6d6378b598f2e0a", kill_on_drop: false }`
[INFO] [stdout] 7bba1e0e856e081d3345bdc52a6b103861d6f64435b0a25ea6d6378b598f2e0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 34dcc0cebcb393d80560b68fd14317c9b6681108cd5ac46772f712d1e2f0d406
[INFO] running `Command { std: "docker" "start" "-a" "34dcc0cebcb393d80560b68fd14317c9b6681108cd5ac46772f712d1e2f0d406", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unum v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "34dcc0cebcb393d80560b68fd14317c9b6681108cd5ac46772f712d1e2f0d406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34dcc0cebcb393d80560b68fd14317c9b6681108cd5ac46772f712d1e2f0d406", kill_on_drop: false }`
[INFO] [stdout] 34dcc0cebcb393d80560b68fd14317c9b6681108cd5ac46772f712d1e2f0d406
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 2c1662645b7c0391b135cf53fc17073bf3bf568bdd65fe7696ca0eba75dc9466
[INFO] running `Command { std: "docker" "start" "-a" "2c1662645b7c0391b135cf53fc17073bf3bf568bdd65fe7696ca0eba75dc9466", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unum-b32b04f9bdb9b7a7)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unum
[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] [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" "2c1662645b7c0391b135cf53fc17073bf3bf568bdd65fe7696ca0eba75dc9466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c1662645b7c0391b135cf53fc17073bf3bf568bdd65fe7696ca0eba75dc9466", kill_on_drop: false }`
[INFO] [stdout] 2c1662645b7c0391b135cf53fc17073bf3bf568bdd65fe7696ca0eba75dc9466