[INFO] fetching crate memsocket 0.1.3... [INFO] testing memsocket-0.1.3 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate memsocket 0.1.3 into /workspace/builds/worker-36/source [INFO] validating manifest of crates.io crate memsocket 0.1.3 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate memsocket 0.1.3 [INFO] finished tweaking crates.io crate memsocket 0.1.3 [INFO] tweaked toml for crates.io crate memsocket 0.1.3 written to /workspace/builds/worker-36/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 232b79b915c426276be173f61a088edaa5a8d9ca130bc924e32541d82c8e6621 [INFO] running `Command { std: "docker" "start" "-a" "232b79b915c426276be173f61a088edaa5a8d9ca130bc924e32541d82c8e6621", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "232b79b915c426276be173f61a088edaa5a8d9ca130bc924e32541d82c8e6621", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "232b79b915c426276be173f61a088edaa5a8d9ca130bc924e32541d82c8e6621", kill_on_drop: false }` [INFO] [stdout] 232b79b915c426276be173f61a088edaa5a8d9ca130bc924e32541d82c8e6621 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6df3c59ae12ccf42c81405b986aa52e76a74d2d9e3d705d16dd5a19f8690aef [INFO] running `Command { std: "docker" "start" "-a" "f6df3c59ae12ccf42c81405b986aa52e76a74d2d9e3d705d16dd5a19f8690aef", kill_on_drop: false }` [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling memsocket v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.14s [INFO] running `Command { std: "docker" "inspect" "f6df3c59ae12ccf42c81405b986aa52e76a74d2d9e3d705d16dd5a19f8690aef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6df3c59ae12ccf42c81405b986aa52e76a74d2d9e3d705d16dd5a19f8690aef", kill_on_drop: false }` [INFO] [stdout] f6df3c59ae12ccf42c81405b986aa52e76a74d2d9e3d705d16dd5a19f8690aef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 928d5b80afc80cf716ac68ea6fd5e49c1fdc25ba48c71663f9c8eb14ef058c88 [INFO] running `Command { std: "docker" "start" "-a" "928d5b80afc80cf716ac68ea6fd5e49c1fdc25ba48c71663f9c8eb14ef058c88", kill_on_drop: false }` [INFO] [stderr] Compiling memsocket v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used [INFO] [stdout] --> tests/bounded_test.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / tokio::runtime::current_thread::Runtime::new() [INFO] [stdout] 32 | | .unwrap() [INFO] [stdout] 33 | | .block_on({ [INFO] [stdout] 34 | | tokio::io::read_to_end(server, vec![]) [INFO] [stdout] ... | [INFO] [stdout] 41 | | }) [INFO] [stdout] 42 | | .unwrap(); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used [INFO] [stdout] --> tests/unbounded_test.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | / tokio::runtime::current_thread::Runtime::new() [INFO] [stdout] 32 | | .unwrap() [INFO] [stdout] 33 | | .block_on({ [INFO] [stdout] 34 | | tokio::io::read_to_end(server, vec![]) [INFO] [stdout] ... | [INFO] [stdout] 41 | | }) [INFO] [stdout] 42 | | .unwrap(); [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.63s [INFO] running `Command { std: "docker" "inspect" "928d5b80afc80cf716ac68ea6fd5e49c1fdc25ba48c71663f9c8eb14ef058c88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "928d5b80afc80cf716ac68ea6fd5e49c1fdc25ba48c71663f9c8eb14ef058c88", kill_on_drop: false }` [INFO] [stdout] 928d5b80afc80cf716ac68ea6fd5e49c1fdc25ba48c71663f9c8eb14ef058c88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0f17aa2af04c269f25f19129dfbc86ee174596f217bbac476102c2343a7ef9e2 [INFO] running `Command { std: "docker" "start" "-a" "0f17aa2af04c269f25f19129dfbc86ee174596f217bbac476102c2343a7ef9e2", kill_on_drop: false }` [INFO] [stderr] warning: unused `Result` in tuple element 1 that must be used [INFO] [stderr] --> tests/bounded_test.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | / tokio::runtime::current_thread::Runtime::new() [INFO] [stderr] 32 | | .unwrap() [INFO] [stderr] 33 | | .block_on({ [INFO] [stderr] 34 | | tokio::io::read_to_end(server, vec![]) [INFO] [stderr] ... | [INFO] [stderr] 41 | | }) [INFO] [stderr] 42 | | .unwrap(); [INFO] [stderr] | |__________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `memsocket` (test "bounded_test") generated 1 warning [INFO] [stderr] warning: unused `Result` in tuple element 1 that must be used [INFO] [stderr] --> tests/unbounded_test.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | / tokio::runtime::current_thread::Runtime::new() [INFO] [stderr] 32 | | .unwrap() [INFO] [stderr] 33 | | .block_on({ [INFO] [stderr] 34 | | tokio::io::read_to_end(server, vec![]) [INFO] [stderr] ... | [INFO] [stderr] 41 | | }) [INFO] [stderr] 42 | | .unwrap(); [INFO] [stderr] | |__________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `memsocket` (test "unbounded_test") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.64s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/memsocket-4bf89bc5cc87cdc4) [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/bounded_test.rs (/opt/rustwide/target/debug/deps/bounded_test-7a414bd65cbc1cd5) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] Running tests/unbounded_test.rs (/opt/rustwide/target/debug/deps/unbounded_test-c7ea27358241933b) [INFO] [stdout] test write_then_read_partial ... ok [INFO] [stderr] Doc-tests memsocket [INFO] [stdout] test write_then_read ... ok [INFO] [stdout] test read_then_write ... 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 3 tests [INFO] [stdout] test read_then_write ... ok [INFO] [stdout] test write_then_read ... ok [INFO] [stdout] test write_then_read_partial ... 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 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" "0f17aa2af04c269f25f19129dfbc86ee174596f217bbac476102c2343a7ef9e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f17aa2af04c269f25f19129dfbc86ee174596f217bbac476102c2343a7ef9e2", kill_on_drop: false }` [INFO] [stdout] 0f17aa2af04c269f25f19129dfbc86ee174596f217bbac476102c2343a7ef9e2