[INFO] fetching crate zio-sendfile 0.2.0...
[INFO] testing zio-sendfile-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate zio-sendfile 0.2.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate zio-sendfile 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zio-sendfile 0.2.0
[INFO] finished tweaking crates.io crate zio-sendfile 0.2.0
[INFO] tweaked toml for crates.io crate zio-sendfile 0.2.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2032bd84d803ebf92dd1265790fbace8de3c450504f86db465386717840639be
[INFO] running `Command { std: "docker" "start" "-a" "2032bd84d803ebf92dd1265790fbace8de3c450504f86db465386717840639be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2032bd84d803ebf92dd1265790fbace8de3c450504f86db465386717840639be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2032bd84d803ebf92dd1265790fbace8de3c450504f86db465386717840639be", kill_on_drop: false }`
[INFO] [stdout] 2032bd84d803ebf92dd1265790fbace8de3c450504f86db465386717840639be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c07d3a5c3acbf95d0fc869a8c36d62b5a4c7da1cd72ab1171dec0d139734b343
[INFO] running `Command { std: "docker" "start" "-a" "c07d3a5c3acbf95d0fc869a8c36d62b5a4c7da1cd72ab1171dec0d139734b343", kill_on_drop: false }`
[INFO] [stderr]    Compiling zio-sendfile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "c07d3a5c3acbf95d0fc869a8c36d62b5a4c7da1cd72ab1171dec0d139734b343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c07d3a5c3acbf95d0fc869a8c36d62b5a4c7da1cd72ab1171dec0d139734b343", kill_on_drop: false }`
[INFO] [stdout] c07d3a5c3acbf95d0fc869a8c36d62b5a4c7da1cd72ab1171dec0d139734b343
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97cfcc24bbae338c3708c9ecad30644c96511f8f35f3afa704375ba53dd1669c
[INFO] running `Command { std: "docker" "start" "-a" "97cfcc24bbae338c3708c9ecad30644c96511f8f35f3afa704375ba53dd1669c", kill_on_drop: false }`
[INFO] [stderr]    Compiling zio-sendfile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `wrote`
[INFO] [stdout]   --> examples/cp.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |         |sf, wrote| {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_wrote`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "97cfcc24bbae338c3708c9ecad30644c96511f8f35f3afa704375ba53dd1669c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97cfcc24bbae338c3708c9ecad30644c96511f8f35f3afa704375ba53dd1669c", kill_on_drop: false }`
[INFO] [stdout] 97cfcc24bbae338c3708c9ecad30644c96511f8f35f3afa704375ba53dd1669c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cda04192d8b71d001cb50a6589c7379c7f2617287eadebd81162d4e011672d7
[INFO] running `Command { std: "docker" "start" "-a" "1cda04192d8b71d001cb50a6589c7379c7f2617287eadebd81162d4e011672d7", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `wrote`
[INFO] [stderr]   --> examples/cp.rs:31:14
[INFO] [stderr]    |
[INFO] [stderr] 31 |         |sf, wrote| {
[INFO] [stderr]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_wrote`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `zio-sendfile` (example "cp") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zio_sendfile-2bd044955dc2a4dd)
[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]    Doc-tests zio-sendfile
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - SendFile (line 36) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cda04192d8b71d001cb50a6589c7379c7f2617287eadebd81162d4e011672d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cda04192d8b71d001cb50a6589c7379c7f2617287eadebd81162d4e011672d7", kill_on_drop: false }`
[INFO] [stdout] 1cda04192d8b71d001cb50a6589c7379c7f2617287eadebd81162d4e011672d7