[INFO] fetching crate libselect 0.2.0...
[INFO] testing libselect-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate libselect 0.2.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate libselect 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libselect 0.2.0
[INFO] finished tweaking crates.io crate libselect 0.2.0
[INFO] tweaked toml for crates.io crate libselect 0.2.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6cdf9b4a2f7def64cd2cf33fa69ab02b0d989256b277ba34408ff75b868491a
[INFO] running `Command { std: "docker" "start" "-a" "f6cdf9b4a2f7def64cd2cf33fa69ab02b0d989256b277ba34408ff75b868491a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6cdf9b4a2f7def64cd2cf33fa69ab02b0d989256b277ba34408ff75b868491a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6cdf9b4a2f7def64cd2cf33fa69ab02b0d989256b277ba34408ff75b868491a", kill_on_drop: false }`
[INFO] [stdout] f6cdf9b4a2f7def64cd2cf33fa69ab02b0d989256b277ba34408ff75b868491a
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3d0ecc30aa036026a386a335fa39b38f594bbb8f0b4db9bb1039ee4006a64b9
[INFO] running `Command { std: "docker" "start" "-a" "d3d0ecc30aa036026a386a335fa39b38f594bbb8f0b4db9bb1039ee4006a64b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libselect v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling ebacktrace v0.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.29s
[INFO] running `Command { std: "docker" "inspect" "d3d0ecc30aa036026a386a335fa39b38f594bbb8f0b4db9bb1039ee4006a64b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d0ecc30aa036026a386a335fa39b38f594bbb8f0b4db9bb1039ee4006a64b9", kill_on_drop: false }`
[INFO] [stdout] d3d0ecc30aa036026a386a335fa39b38f594bbb8f0b4db9bb1039ee4006a64b9
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bc79b591f47704954b059e62ef7298a07c6588b1b8163697c274e5b4c0083eb
[INFO] running `Command { std: "docker" "start" "-a" "7bc79b591f47704954b059e62ef7298a07c6588b1b8163697c274e5b4c0083eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libselect v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/libselect-b2eb42f359fbaf27)
[INFO] [stderr]   Executable tests/socket.rs (/opt/rustwide/target/debug/deps/socket-2cbbe7d12d70410c)
[INFO] running `Command { std: "docker" "inspect" "7bc79b591f47704954b059e62ef7298a07c6588b1b8163697c274e5b4c0083eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bc79b591f47704954b059e62ef7298a07c6588b1b8163697c274e5b4c0083eb", kill_on_drop: false }`
[INFO] [stdout] 7bc79b591f47704954b059e62ef7298a07c6588b1b8163697c274e5b4c0083eb
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ea2c6fa7f9e8e431d4daf19f68ed51c433ecf4b9ac6a09749f739b4ccc363c8
[INFO] running `Command { std: "docker" "start" "-a" "2ea2c6fa7f9e8e431d4daf19f68ed51c433ecf4b9ac6a09749f739b4ccc363c8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libselect-b2eb42f359fbaf27)
[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/socket.rs (/opt/rustwide/target/debug/deps/socket-2cbbe7d12d70410c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libselect
[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] running `Command { std: "docker" "inspect" "2ea2c6fa7f9e8e431d4daf19f68ed51c433ecf4b9ac6a09749f739b4ccc363c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ea2c6fa7f9e8e431d4daf19f68ed51c433ecf4b9ac6a09749f739b4ccc363c8", kill_on_drop: false }`
[INFO] [stdout] 2ea2c6fa7f9e8e431d4daf19f68ed51c433ecf4b9ac6a09749f739b4ccc363c8