[INFO] fetching crate steepen 0.1.4...
[INFO] testing steepen-0.1.4 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate steepen 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate steepen 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate steepen 0.1.4
[INFO] tweaked toml for crates.io crate steepen 0.1.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate steepen 0.1.4 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate steepen 0.1.4 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76b463a0f626e249b97db1abf4c66ea9f24a49cbe5ce2e91513035d004f6bf40
[INFO] running `Command { std: "docker" "start" "-a" "76b463a0f626e249b97db1abf4c66ea9f24a49cbe5ce2e91513035d004f6bf40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76b463a0f626e249b97db1abf4c66ea9f24a49cbe5ce2e91513035d004f6bf40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b463a0f626e249b97db1abf4c66ea9f24a49cbe5ce2e91513035d004f6bf40", kill_on_drop: false }`
[INFO] [stdout] 76b463a0f626e249b97db1abf4c66ea9f24a49cbe5ce2e91513035d004f6bf40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d5e73ace5f03424aea3cc615ebc5d7e7a17e12bfb2212cb130b5c1ab35c8e6c
[INFO] running `Command { std: "docker" "start" "-a" "3d5e73ace5f03424aea3cc615ebc5d7e7a17e12bfb2212cb130b5c1ab35c8e6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling steepen v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "3d5e73ace5f03424aea3cc615ebc5d7e7a17e12bfb2212cb130b5c1ab35c8e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5e73ace5f03424aea3cc615ebc5d7e7a17e12bfb2212cb130b5c1ab35c8e6c", kill_on_drop: false }`
[INFO] [stdout] 3d5e73ace5f03424aea3cc615ebc5d7e7a17e12bfb2212cb130b5c1ab35c8e6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0e44a26d94bccfee9b0eb1c9f6b655b122e3bcbc603ae71595a4a79b24233c2
[INFO] running `Command { std: "docker" "start" "-a" "c0e44a26d94bccfee9b0eb1c9f6b655b122e3bcbc603ae71595a4a79b24233c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling steepen v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `Command { std: "docker" "inspect" "c0e44a26d94bccfee9b0eb1c9f6b655b122e3bcbc603ae71595a4a79b24233c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e44a26d94bccfee9b0eb1c9f6b655b122e3bcbc603ae71595a4a79b24233c2", kill_on_drop: false }`
[INFO] [stdout] c0e44a26d94bccfee9b0eb1c9f6b655b122e3bcbc603ae71595a4a79b24233c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eed77d7c246388c58a80c35142e00ebbf4df2194cba202ba4ac8157ee80f88aa
[INFO] running `Command { std: "docker" "start" "-a" "eed77d7c246388c58a80c35142e00ebbf4df2194cba202ba4ac8157ee80f88aa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/steepen-55c43deba16b9fd1)
[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]      Running tests/separate_by_even_odd.rs (/opt/rustwide/target/debug/deps/separate_by_even_odd-6fb8813b1d429649)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::correctly_marks_itself_as_finished ... ok
[INFO] [stdout] test tests::elements_are_separated ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/steepen_by_even_odd.rs (/opt/rustwide/target/debug/deps/steepen_by_even_odd-87b90a37983c033d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::elements_not_empty ... ok
[INFO] [stdout] test tests::elements_are_separated ... ok
[INFO] [stdout] test tests::same_elements ... ok
[INFO] [stdout] test tests::elements_in_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests steepen
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/steep/steepenable.rs - steep::steepenable::Steepenable::steepen_eq (line 98) ... ok
[INFO] [stdout] test src/steep/steepenable.rs - steep::steepenable::Steepenable::steepen_strict (line 73) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/steep/steepenable.rs - steep::steepenable::Steepenable::steepen_by (line 18) ... ok
[INFO] [stdout] test src/separation/separable.rs - separation::separable::Separable::separate (line 10) ... ok
[INFO] [stdout] test src/steep/steepenable.rs - steep::steepenable::Steepenable::steepen (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eed77d7c246388c58a80c35142e00ebbf4df2194cba202ba4ac8157ee80f88aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed77d7c246388c58a80c35142e00ebbf4df2194cba202ba4ac8157ee80f88aa", kill_on_drop: false }`
[INFO] [stdout] eed77d7c246388c58a80c35142e00ebbf4df2194cba202ba4ac8157ee80f88aa
