[INFO] fetching crate olio 1.4.0...
[INFO] testing olio-1.4.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate olio 1.4.0 into /workspace/builds/worker-6-tc1/source
[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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate olio 1.4.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.10.1)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding remove_dir_all v0.5.2 (available: v0.5.3)
[INFO] [stderr]       Adding tempfile v3.1.0 (available: v3.21.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd07e67a3f9a8d6ba41440416f52bbe8e414300cc0f53b848285d5191b032239
[INFO] running `Command { std: "docker" "start" "-a" "dd07e67a3f9a8d6ba41440416f52bbe8e414300cc0f53b848285d5191b032239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd07e67a3f9a8d6ba41440416f52bbe8e414300cc0f53b848285d5191b032239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd07e67a3f9a8d6ba41440416f52bbe8e414300cc0f53b848285d5191b032239", kill_on_drop: false }`
[INFO] [stdout] dd07e67a3f9a8d6ba41440416f52bbe8e414300cc0f53b848285d5191b032239
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e59ce8ae2f28afc1d138fa36568fb71d9e1510738222e7feb5230633790dc2f
[INFO] running `Command { std: "docker" "start" "-a" "2e59ce8ae2f28afc1d138fa36568fb71d9e1510738222e7feb5230633790dc2f", 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` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "2e59ce8ae2f28afc1d138fa36568fb71d9e1510738222e7feb5230633790dc2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e59ce8ae2f28afc1d138fa36568fb71d9e1510738222e7feb5230633790dc2f", kill_on_drop: false }`
[INFO] [stdout] 2e59ce8ae2f28afc1d138fa36568fb71d9e1510738222e7feb5230633790dc2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d40b102f4f89f918188b64ec289d36ba2545aa29eb8081e62af7c3931aaf19c
[INFO] running `Command { std: "docker" "start" "-a" "5d40b102f4f89f918188b64ec289d36ba2545aa29eb8081e62af7c3931aaf19c", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[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` profile [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "5d40b102f4f89f918188b64ec289d36ba2545aa29eb8081e62af7c3931aaf19c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d40b102f4f89f918188b64ec289d36ba2545aa29eb8081e62af7c3931aaf19c", kill_on_drop: false }`
[INFO] [stdout] 5d40b102f4f89f918188b64ec289d36ba2545aa29eb8081e62af7c3931aaf19c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e3028caafedb20964c1bd9a313325ad2f7a96c94f40a191c1f3821e8eae1aca
[INFO] running `Command { std: "docker" "start" "-a" "1e3028caafedb20964c1bd9a313325ad2f7a96c94f40a191c1f3821e8eae1aca", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/olio-d15ad907947d53e6)
[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 io::gather::tests::test_empty ... ok
[INFO] [stdout] test fs::read::tests::test_seek ... ok
[INFO] [stdout] test fs::read::tests::test_slice_seek ... ok
[INFO] [stdout] test fs::read::tests::test_interleaved ... 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 fs::read::tests::test_with_buf_reader ... ok
[INFO] [stdout] test io::gather::tests::test_empty_buf ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_three ... ok
[INFO] [stdout] test io::gather::tests::test_gather ... ok
[INFO] [stdout] test io::gather::tests::test_send_sync ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_two_random ... ok
[INFO] [stdout] test mem::handle::tests::test_send_sync ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_two_normal ... ok
[INFO] [stdout] test mem::handle::tests::test_size ... ok
[INFO] [stdout] test mem::handle::tests::mmap::test_advise_one ... ok
[INFO] [stdout] test mem::handle::tests::test_with_any_deref ... 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 0.09s
[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 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1e3028caafedb20964c1bd9a313325ad2f7a96c94f40a191c1f3821e8eae1aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3028caafedb20964c1bd9a313325ad2f7a96c94f40a191c1f3821e8eae1aca", kill_on_drop: false }`
[INFO] [stdout] 1e3028caafedb20964c1bd9a313325ad2f7a96c94f40a191c1f3821e8eae1aca