[INFO] fetching crate transit_model_collection 0.1.4...
[INFO] testing transit_model_collection-0.1.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate transit_model_collection 0.1.4 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate transit_model_collection 0.1.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate transit_model_collection 0.1.4
[INFO] finished tweaking crates.io crate transit_model_collection 0.1.4
[INFO] tweaked toml for crates.io crate transit_model_collection 0.1.4 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfa942e03b5714e031738f1ee5125c42b944de7fb1efe241c389a9087a2f8ac4
[INFO] running `Command { std: "docker" "start" "-a" "cfa942e03b5714e031738f1ee5125c42b944de7fb1efe241c389a9087a2f8ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfa942e03b5714e031738f1ee5125c42b944de7fb1efe241c389a9087a2f8ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa942e03b5714e031738f1ee5125c42b944de7fb1efe241c389a9087a2f8ac4", kill_on_drop: false }`
[INFO] [stdout] cfa942e03b5714e031738f1ee5125c42b944de7fb1efe241c389a9087a2f8ac4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59d75dfef421efef9cd2c000e6b1f65cf3fcd847a233b5b20952371d0f2357cf
[INFO] running `Command { std: "docker" "start" "-a" "59d75dfef421efef9cd2c000e6b1f65cf3fcd847a233b5b20952371d0f2357cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling transit_model_collection v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.90s
[INFO] running `Command { std: "docker" "inspect" "59d75dfef421efef9cd2c000e6b1f65cf3fcd847a233b5b20952371d0f2357cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d75dfef421efef9cd2c000e6b1f65cf3fcd847a233b5b20952371d0f2357cf", kill_on_drop: false }`
[INFO] [stdout] 59d75dfef421efef9cd2c000e6b1f65cf3fcd847a233b5b20952371d0f2357cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e37a4e4071bb2973847d80156839f3deeee7cf1deb84c93459c9d4cec55e04c0
[INFO] running `Command { std: "docker" "start" "-a" "e37a4e4071bb2973847d80156839f3deeee7cf1deb84c93459c9d4cec55e04c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling transit_model_collection v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "e37a4e4071bb2973847d80156839f3deeee7cf1deb84c93459c9d4cec55e04c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e37a4e4071bb2973847d80156839f3deeee7cf1deb84c93459c9d4cec55e04c0", kill_on_drop: false }`
[INFO] [stdout] e37a4e4071bb2973847d80156839f3deeee7cf1deb84c93459c9d4cec55e04c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ff28ff49655b7495702761a71270ecaef1877916d92f08b6e4bde5ee8374ff1
[INFO] running `Command { std: "docker" "start" "-a" "2ff28ff49655b7495702761a71270ecaef1877916d92f08b6e4bde5ee8374ff1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/transit_model_collection-fe476af04c259456)
[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 transit_model_collection
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test src/collection.rs - collection::CollectionWithId<T>::try_merge (line 658) ... FAILED
[INFO] [stdout] test src/collection.rs - collection::CollectionWithId<T>::merge (line 689) ... FAILED
[INFO] [stdout] test src/collection.rs - collection::CollectionWithId<T>::get_or_create (line 806) ... FAILED
[INFO] [stdout] test src/collection.rs - collection::Collection<T>::iter_from (line 232) ... FAILED
[INFO] [stdout] test src/collection.rs - collection::CollectionWithId<T>::index_mut (line 537) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name transit_model_collection --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern derivative=/opt/rustwide/target/debug/deps/libderivative-ee38d63f445104e1.so --extern failure=/opt/rustwide/target/debug/deps/libfailure-806d311e427e2ce7.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-5adcf922eb1fa2ac.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-5bd5db85b1c1e067.rlib --extern transit_model_collection=/opt/rustwide/target/debug/deps/libtransit_model_collection-6f59a2f25a31afd7.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "2ff28ff49655b7495702761a71270ecaef1877916d92f08b6e4bde5ee8374ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff28ff49655b7495702761a71270ecaef1877916d92f08b6e4bde5ee8374ff1", kill_on_drop: false }`
[INFO] [stdout] 2ff28ff49655b7495702761a71270ecaef1877916d92f08b6e4bde5ee8374ff1