[INFO] fetching crate olio 1.4.0...
[INFO] testing olio-1.4.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate olio 1.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate olio 1.4.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 540bb2e0be749c309fe08a7bb22c52a912fd41db38157b1876b5181dbd3f43d0
[INFO] running `Command { std: "docker" "start" "-a" "540bb2e0be749c309fe08a7bb22c52a912fd41db38157b1876b5181dbd3f43d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "540bb2e0be749c309fe08a7bb22c52a912fd41db38157b1876b5181dbd3f43d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "540bb2e0be749c309fe08a7bb22c52a912fd41db38157b1876b5181dbd3f43d0", kill_on_drop: false }`
[INFO] [stdout] 540bb2e0be749c309fe08a7bb22c52a912fd41db38157b1876b5181dbd3f43d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7efc36a86b01ebeb1d171867f638dcf275cc6be012c5537eea84123225e04472
[INFO] running `Command { std: "docker" "start" "-a" "7efc36a86b01ebeb1d171867f638dcf275cc6be012c5537eea84123225e04472", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[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 1.89s
[INFO] running `Command { std: "docker" "inspect" "7efc36a86b01ebeb1d171867f638dcf275cc6be012c5537eea84123225e04472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7efc36a86b01ebeb1d171867f638dcf275cc6be012c5537eea84123225e04472", kill_on_drop: false }`
[INFO] [stdout] 7efc36a86b01ebeb1d171867f638dcf275cc6be012c5537eea84123225e04472
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ccf6b6f3353346a54de0755eab6ed3cb714c6eff0553b275f22c00504593fe9
[INFO] running `Command { std: "docker" "start" "-a" "2ccf6b6f3353346a54de0755eab6ed3cb714c6eff0553b275f22c00504593fe9", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[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 3.22s
[INFO] running `Command { std: "docker" "inspect" "2ccf6b6f3353346a54de0755eab6ed3cb714c6eff0553b275f22c00504593fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ccf6b6f3353346a54de0755eab6ed3cb714c6eff0553b275f22c00504593fe9", kill_on_drop: false }`
[INFO] [stdout] 2ccf6b6f3353346a54de0755eab6ed3cb714c6eff0553b275f22c00504593fe9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e9018c1bb7c11d7f198ee31477bd34c618f077e1fd1fbeaf3844400d2c40d7e
[INFO] running `Command { std: "docker" "start" "-a" "2e9018c1bb7c11d7f198ee31477bd34c618f077e1fd1fbeaf3844400d2c40d7e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/olio-0e727ea4aebda20a)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test fs::read::tests::test_generic_bounds ... ok
[INFO] [stdout] test fs::read::tests::test_send_sync ... ok
[INFO] [stdout] test fs::read::tests::test_slice_seek ... ok
[INFO] [stdout] test fs::read::tests::test_seek ... ok
[INFO] [stdout] test fs::read::tests::test_interleaved ... ok
[INFO] [stdout] test io::gather::tests::test_empty_buf ... ok
[INFO] [stdout] test io::gather::tests::test_gather ... ok
[INFO] [stdout] test fs::read::tests::test_slice_seek_offset ... ok
[INFO] [stdout] test fs::read::tests::test_slice_with_buf_reader ... ok
[INFO] [stdout] test io::gather::tests::test_empty ... ok
[INFO] [stdout] test io::gather::tests::test_send_sync ... ok
[INFO] [stdout] test fs::read::tests::test_with_buf_reader ... ok
[INFO] [stdout] test mem::handle::tests::test_send_sync ... ok
[INFO] [stdout] test mem::handle::tests::test_size ... ok
[INFO] [stdout] test mem::handle::tests::test_with_any_deref ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_two_normal ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_three ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_two_random ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_one ... ok
[INFO] [stdout] test fs::read::tests::test_concurrent_seek_read ... ok
[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 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests olio
[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 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e9018c1bb7c11d7f198ee31477bd34c618f077e1fd1fbeaf3844400d2c40d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e9018c1bb7c11d7f198ee31477bd34c618f077e1fd1fbeaf3844400d2c40d7e", kill_on_drop: false }`
[INFO] [stdout] 2e9018c1bb7c11d7f198ee31477bd34c618f077e1fd1fbeaf3844400d2c40d7e