[INFO] fetching crate wang-utils 0.6.3...
[INFO] testing wang-utils-0.6.3 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate wang-utils 0.6.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate wang-utils 0.6.3
[INFO] finished tweaking crates.io crate wang-utils 0.6.3
[INFO] tweaked toml for crates.io crate wang-utils 0.6.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wang-utils 0.6.3 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wang-utils 0.6.3 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f0948c251210601f3cc355107551ddde81ab2ad675aafefdb9a18c172a5ecc4
[INFO] running `Command { std: "docker" "start" "-a" "9f0948c251210601f3cc355107551ddde81ab2ad675aafefdb9a18c172a5ecc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f0948c251210601f3cc355107551ddde81ab2ad675aafefdb9a18c172a5ecc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f0948c251210601f3cc355107551ddde81ab2ad675aafefdb9a18c172a5ecc4", kill_on_drop: false }`
[INFO] [stdout] 9f0948c251210601f3cc355107551ddde81ab2ad675aafefdb9a18c172a5ecc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c577edd6926f6121cdff1fd046cc9cacc40d755c1ef5e751b6c89ecaf5c7ffdf
[INFO] running `Command { std: "docker" "start" "-a" "c577edd6926f6121cdff1fd046cc9cacc40d755c1ef5e751b6c89ecaf5c7ffdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling resolve-path v0.1.0
[INFO] [stderr]    Compiling wang_utils_core v0.6.3
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling wang_utils_logger v0.6.3
[INFO] [stderr]    Compiling wang_utils_json v0.6.3
[INFO] [stderr]    Compiling wang-utils v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.99s
[INFO] running `Command { std: "docker" "inspect" "c577edd6926f6121cdff1fd046cc9cacc40d755c1ef5e751b6c89ecaf5c7ffdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c577edd6926f6121cdff1fd046cc9cacc40d755c1ef5e751b6c89ecaf5c7ffdf", kill_on_drop: false }`
[INFO] [stdout] c577edd6926f6121cdff1fd046cc9cacc40d755c1ef5e751b6c89ecaf5c7ffdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c8960685adca8a0e0d039e4a2b1d2377cb6c278a137af04e81d4930410b2ba0
[INFO] running `Command { std: "docker" "start" "-a" "9c8960685adca8a0e0d039e4a2b1d2377cb6c278a137af04e81d4930410b2ba0", kill_on_drop: false }`
[INFO] [stderr]    Compiling wang-utils v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "9c8960685adca8a0e0d039e4a2b1d2377cb6c278a137af04e81d4930410b2ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8960685adca8a0e0d039e4a2b1d2377cb6c278a137af04e81d4930410b2ba0", kill_on_drop: false }`
[INFO] [stdout] 9c8960685adca8a0e0d039e4a2b1d2377cb6c278a137af04e81d4930410b2ba0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d59af33dce9178bf4041132ca9cc0bfc22dcdbc5d1fb3e5c9966bf945bc54fe0
[INFO] running `Command { std: "docker" "start" "-a" "d59af33dce9178bf4041132ca9cc0bfc22dcdbc5d1fb3e5c9966bf945bc54fe0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wang_utils-96d33aa55faa22b5)
[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 wang_utils
[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" "d59af33dce9178bf4041132ca9cc0bfc22dcdbc5d1fb3e5c9966bf945bc54fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d59af33dce9178bf4041132ca9cc0bfc22dcdbc5d1fb3e5c9966bf945bc54fe0", kill_on_drop: false }`
[INFO] [stdout] d59af33dce9178bf4041132ca9cc0bfc22dcdbc5d1fb3e5c9966bf945bc54fe0