[INFO] fetching crate option_vec 0.1.3...
[INFO] testing option_vec-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate option_vec 0.1.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate option_vec 0.1.3 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 option_vec 0.1.3
[INFO] finished tweaking crates.io crate option_vec 0.1.3
[INFO] tweaked toml for crates.io crate option_vec 0.1.3 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 94db1e063283e984e60f20948c5023dfb0fdf63851f82151ef3c7edacdfcf6bd
[INFO] running `Command { std: "docker" "start" "-a" "94db1e063283e984e60f20948c5023dfb0fdf63851f82151ef3c7edacdfcf6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94db1e063283e984e60f20948c5023dfb0fdf63851f82151ef3c7edacdfcf6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94db1e063283e984e60f20948c5023dfb0fdf63851f82151ef3c7edacdfcf6bd", kill_on_drop: false }`
[INFO] [stdout] 94db1e063283e984e60f20948c5023dfb0fdf63851f82151ef3c7edacdfcf6bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 733c49f6e115f79501b6a15c72a30ab36eb110498da661cc724e2726f758c797
[INFO] running `Command { std: "docker" "start" "-a" "733c49f6e115f79501b6a15c72a30ab36eb110498da661cc724e2726f758c797", kill_on_drop: false }`
[INFO] [stderr]    Compiling option_vec v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "733c49f6e115f79501b6a15c72a30ab36eb110498da661cc724e2726f758c797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733c49f6e115f79501b6a15c72a30ab36eb110498da661cc724e2726f758c797", kill_on_drop: false }`
[INFO] [stdout] 733c49f6e115f79501b6a15c72a30ab36eb110498da661cc724e2726f758c797
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 43548592acbc5fad249790c4ae9f5b80add8b59b2f0f7da0b72415e0460da25d
[INFO] running `Command { std: "docker" "start" "-a" "43548592acbc5fad249790c4ae9f5b80add8b59b2f0f7da0b72415e0460da25d", kill_on_drop: false }`
[INFO] [stderr]    Compiling option_vec v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "43548592acbc5fad249790c4ae9f5b80add8b59b2f0f7da0b72415e0460da25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43548592acbc5fad249790c4ae9f5b80add8b59b2f0f7da0b72415e0460da25d", kill_on_drop: false }`
[INFO] [stdout] 43548592acbc5fad249790c4ae9f5b80add8b59b2f0f7da0b72415e0460da25d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 3ae2a2a17541db34163df2394824458d20ebef86753e7d3982614085577c5578
[INFO] running `Command { std: "docker" "start" "-a" "3ae2a2a17541db34163df2394824458d20ebef86753e7d3982614085577c5578", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 19 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/option_vec-fc03812948c11e18)
[INFO] [stdout] test test::test_clone_iter ... ok
[INFO] [stdout] test test::test_enumerate ... ok
[INFO] [stdout] test test::test_debug ... ok
[INFO] [stdout] test test::test_enumerate_rev ... ok
[INFO] [stdout] test test::test_eq ... ok
[INFO] [stdout] test test::test_into_enumerate ... ok
[INFO] [stdout] test test::test_into_iter ... ok
[INFO] [stdout] test test::test_iter ... ok
[INFO] [stdout] test test::test_clone ... ok
[INFO] [stdout] test test::test_iter_mut ... ok
[INFO] [stdout] test test::test_retain ... ok
[INFO] [stdout] test test::test_iter_rev ... ok
[INFO] [stdout] test test::test_pop_front ... ok
[INFO] [stdout] test test::test_remove ... ok
[INFO] [stdout] test test::test_pop_back ... ok
[INFO] [stdout] test test::test_len ... ok
[INFO] [stdout] test test::test_enumerate_mut ... ok
[INFO] [stdout] test test::test_insert ... ok
[INFO] [stdout] test test::test_shrink_to_fit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests option_vec
[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" "3ae2a2a17541db34163df2394824458d20ebef86753e7d3982614085577c5578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae2a2a17541db34163df2394824458d20ebef86753e7d3982614085577c5578", kill_on_drop: false }`
[INFO] [stdout] 3ae2a2a17541db34163df2394824458d20ebef86753e7d3982614085577c5578