[INFO] fetching crate olio 1.4.0...
[INFO] testing olio-1.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate olio 1.4.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate olio 1.4.0 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 olio 1.4.0
[INFO] finished tweaking crates.io crate olio 1.4.0
[INFO] tweaked toml for crates.io crate olio 1.4.0 written to /workspace/builds/worker-13/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-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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0e37384d80e0f0d192bdf01b2a90cf4d370690c053878c54f2b784210ebc1b3
[INFO] running `Command { std: "docker" "start" "-a" "d0e37384d80e0f0d192bdf01b2a90cf4d370690c053878c54f2b784210ebc1b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0e37384d80e0f0d192bdf01b2a90cf4d370690c053878c54f2b784210ebc1b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e37384d80e0f0d192bdf01b2a90cf4d370690c053878c54f2b784210ebc1b3", kill_on_drop: false }`
[INFO] [stdout] d0e37384d80e0f0d192bdf01b2a90cf4d370690c053878c54f2b784210ebc1b3
[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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1372590b8febbd2763a0f19381e27d91d888e4c8566405c7a77b430a7521f51d
[INFO] running `Command { std: "docker" "start" "-a" "1372590b8febbd2763a0f19381e27d91d888e4c8566405c7a77b430a7521f51d", kill_on_drop: false }`
[INFO] [stderr]    Compiling olio v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "1372590b8febbd2763a0f19381e27d91d888e4c8566405c7a77b430a7521f51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1372590b8febbd2763a0f19381e27d91d888e4c8566405c7a77b430a7521f51d", kill_on_drop: false }`
[INFO] [stdout] 1372590b8febbd2763a0f19381e27d91d888e4c8566405c7a77b430a7521f51d
[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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e7f4803ef0bcdfcbbe6e2ffd783a8fcce28e87c64486430a0f0ab595068c832
[INFO] running `Command { std: "docker" "start" "-a" "2e7f4803ef0bcdfcbbe6e2ffd783a8fcce28e87c64486430a0f0ab595068c832", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling olio v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "2e7f4803ef0bcdfcbbe6e2ffd783a8fcce28e87c64486430a0f0ab595068c832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7f4803ef0bcdfcbbe6e2ffd783a8fcce28e87c64486430a0f0ab595068c832", kill_on_drop: false }`
[INFO] [stdout] 2e7f4803ef0bcdfcbbe6e2ffd783a8fcce28e87c64486430a0f0ab595068c832
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27c86818fec3c9c440be70d354dcb345e071446aa5c822f7287529bcd5bbafe7
[INFO] running `Command { std: "docker" "start" "-a" "27c86818fec3c9c440be70d354dcb345e071446aa5c822f7287529bcd5bbafe7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/olio-2bcee4841d6c8dee)
[INFO] [stdout] running 21 tests
[INFO] [stdout] test fs::read::tests::test_send_sync ... ok
[INFO] [stdout] test fs::read::tests::test_seek ... ok
[INFO] [stdout] test io::gather::tests::test_empty ... ok
[INFO] [stdout] test io::gather::tests::test_empty_buf ... ok
[INFO] [stdout] test fs::read::tests::test_slice_seek_offset ... ok
[INFO] [stdout] test fs::read::tests::test_slice_seek ... ok
[INFO] [stdout] test io::gather::tests::test_gather ... ok
[INFO] [stdout] test fs::read::tests::test_generic_bounds ... ok
[INFO] [stdout] test io::gather::tests::test_send_sync ... ok
[INFO] [stdout] test mem::handle::tests::test_send_sync ... ok
[INFO] [stdout] test fs::read::tests::test_interleaved ... ok
[INFO] [stdout] test fs::read::tests::test_slice_with_buf_reader ... ok
[INFO] [stdout] test mem::handle::tests::test_size ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_two_normal ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_two_random ... ok
[INFO] [stdout] test mem::handle::tests::test_with_any_deref ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_one ... ok
[INFO] [stdout] test fs::read::tests::test_with_buf_reader ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_three ... ok
[INFO] [stdout] test fs::read::tests::test_concurrent_seek_read ... ok
[INFO] [stderr]    Doc-tests olio
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_threaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - fs (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27c86818fec3c9c440be70d354dcb345e071446aa5c822f7287529bcd5bbafe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c86818fec3c9c440be70d354dcb345e071446aa5c822f7287529bcd5bbafe7", kill_on_drop: false }`
[INFO] [stdout] 27c86818fec3c9c440be70d354dcb345e071446aa5c822f7287529bcd5bbafe7