[INFO] fetching crate nbdkit 0.1.0...
[INFO] testing nbdkit-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate nbdkit 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate nbdkit 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nbdkit 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nbdkit 0.1.0
[INFO] tweaked toml for crates.io crate nbdkit 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate nbdkit 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e78d0929f7834ab1cc2aea31d25d5970c5dfcbad178d3612e818dc441709b09e
[INFO] running `Command { std: "docker" "start" "-a" "e78d0929f7834ab1cc2aea31d25d5970c5dfcbad178d3612e818dc441709b09e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e78d0929f7834ab1cc2aea31d25d5970c5dfcbad178d3612e818dc441709b09e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e78d0929f7834ab1cc2aea31d25d5970c5dfcbad178d3612e818dc441709b09e", kill_on_drop: false }`
[INFO] [stdout] e78d0929f7834ab1cc2aea31d25d5970c5dfcbad178d3612e818dc441709b09e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39cf3e6f64f55e56b5eaf749ceb344c0dfed09b3d26f0c9dca47cadd593af4c1
[INFO] running `Command { std: "docker" "start" "-a" "39cf3e6f64f55e56b5eaf749ceb344c0dfed09b3d26f0c9dca47cadd593af4c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling nbdkit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "39cf3e6f64f55e56b5eaf749ceb344c0dfed09b3d26f0c9dca47cadd593af4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39cf3e6f64f55e56b5eaf749ceb344c0dfed09b3d26f0c9dca47cadd593af4c1", kill_on_drop: false }`
[INFO] [stdout] 39cf3e6f64f55e56b5eaf749ceb344c0dfed09b3d26f0c9dca47cadd593af4c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0118cc7a1ff17650cbbf6e3a78550f88dad41ec1208d1285e20772b82fe23302
[INFO] running `Command { std: "docker" "start" "-a" "0118cc7a1ff17650cbbf6e3a78550f88dad41ec1208d1285e20772b82fe23302", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling fragile v1.0.0
[INFO] [stderr]    Compiling downcast v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling predicates-tree v1.0.0
[INFO] [stderr]    Compiling float-cmp v0.6.0
[INFO] [stderr]    Compiling predicates v1.0.4
[INFO] [stderr]    Compiling mockall_derive v0.8.2
[INFO] [stderr]    Compiling mockall v0.8.2
[INFO] [stderr]    Compiling nbdkit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.72s
[INFO] running `Command { std: "docker" "inspect" "0118cc7a1ff17650cbbf6e3a78550f88dad41ec1208d1285e20772b82fe23302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0118cc7a1ff17650cbbf6e3a78550f88dad41ec1208d1285e20772b82fe23302", kill_on_drop: false }`
[INFO] [stdout] 0118cc7a1ff17650cbbf6e3a78550f88dad41ec1208d1285e20772b82fe23302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c4f07a689c59168082b50e19baf7625c58a6d51050478ffa95c271ca5c05c0a
[INFO] running `Command { std: "docker" "start" "-a" "1c4f07a689c59168082b50e19baf7625c58a6d51050478ffa95c271ca5c05c0a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nbdkit-59a4c65617469d63)
[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/bare_bones.rs (/opt/rustwide/target/debug/deps/bare_bones-98ce479e2426b6e6)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test pread::eio ... ok
[INFO] [stdout] test pread::ok ... ok
[INFO] [stderr]      Running tests/full_featured.rs (/opt/rustwide/target/debug/deps/full_featured-9bc8d37ca14170d2)
[INFO] [stdout] test open_close ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test can_cache::ok ... ok
[INFO] [stdout] test cache::eio ... ok
[INFO] [stdout] test can_multi_conn::eio ... ok
[INFO] [stdout] test description ... ok
[INFO] [stdout] test cache::ok ... ok
[INFO] [stdout] test config::einval ... ok
[INFO] [stdout] test can_extents::eio ... ok
[INFO] [stdout] test config_help ... ok
[INFO] [stdout] test can_fua::eio ... ok
[INFO] [stdout] test flush::eio ... ok
[INFO] [stdout] test longname ... ok
[INFO] [stdout] test name ... ok
[INFO] [stdout] test magic_config_key ... ok
[INFO] [stdout] test extents::req_one ... ok
[INFO] [stdout] test dump_plugin::ok ... ok
[INFO] [stdout] test can_trim::eio ... ok
[INFO] [stdout] test can_multi_conn::ok ... ok
[INFO] [stdout] test can_zero::ok ... ok
[INFO] [stdout] test is_rotational::eio ... ok
[INFO] [stdout] test config_complete::einval ... ok
[INFO] [stdout] test flush::ok ... ok
[INFO] [stdout] test get_ready::einval ... ok
[INFO] [stdout] test get_ready::ok ... ok
[INFO] [stdout] test can_fua::ok ... ok
[INFO] [stdout] test can_write::eio ... ok
[INFO] [stdout] test can_extents::ok ... ok
[INFO] [stdout] test config_complete::ok ... ok
[INFO] [stdout] test preconnect::einval ... ok
[INFO] [stdout] test config::ok ... ok
[INFO] [stdout] test can_fast_zero::ok ... ok
[INFO] [stdout] test trim::eio ... ok
[INFO] [stdout] test pwrite::eio ... ok
[INFO] [stdout] test zero::ok ... ok
[INFO] [stdout] test can_flush::eio ... ok
[INFO] [stdout] test pwrite::ok ... ok
[INFO] [stdout] test can_zero::eio ... ok
[INFO] [stdout] test can_flush::ok ... ok
[INFO] [stdout] test thread_model::eio ... ok
[INFO] [stdout] test can_fast_zero::eio ... ok
[INFO] [stdout] test can_write::ok ... ok
[INFO] [stdout] test can_cache::eio ... ok
[INFO] [stdout] test thread_model::ok ... ok
[INFO] [stdout] test can_trim::ok ... ok
[INFO] [stdout] test extents::eopnotsupp ... ok
[INFO] [stdout] test extents::extent_error ... ok
[INFO] [stdout] test preconnect::ok ... ok
[INFO] [stdout] test trim::ok ... ok
[INFO] [stdout] test unload::ok ... ok
[INFO] [stdout] test is_rotational::ok ... ok
[INFO] [stdout] test zero::eio ... ok
[INFO] [stdout] test load::ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nbdkit
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 38) - compile ... ok
[INFO] [stdout] test src/lib.rs - plugin (line 1193) ... ok
[INFO] [stdout] test src/lib.rs - Error::new (line 100) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c4f07a689c59168082b50e19baf7625c58a6d51050478ffa95c271ca5c05c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4f07a689c59168082b50e19baf7625c58a6d51050478ffa95c271ca5c05c0a", kill_on_drop: false }`
[INFO] [stdout] 1c4f07a689c59168082b50e19baf7625c58a6d51050478ffa95c271ca5c05c0a