[INFO] fetching crate sysfs-rs 0.0.12... [INFO] testing sysfs-rs-0.0.12 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate sysfs-rs 0.0.12 into /workspace/builds/worker-24/source [INFO] validating manifest of crates.io crate sysfs-rs 0.0.12 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 sysfs-rs 0.0.12 [INFO] finished tweaking crates.io crate sysfs-rs 0.0.12 [INFO] tweaked toml for crates.io crate sysfs-rs 0.0.12 written to /workspace/builds/worker-24/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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 73d7615c166a9c96d42fb40162c4b390cacc9b09a891fae9ebc0e6ce0effb84f [INFO] running `Command { std: "docker" "start" "-a" "73d7615c166a9c96d42fb40162c4b390cacc9b09a891fae9ebc0e6ce0effb84f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73d7615c166a9c96d42fb40162c4b390cacc9b09a891fae9ebc0e6ce0effb84f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73d7615c166a9c96d42fb40162c4b390cacc9b09a891fae9ebc0e6ce0effb84f", kill_on_drop: false }` [INFO] [stdout] 73d7615c166a9c96d42fb40162c4b390cacc9b09a891fae9ebc0e6ce0effb84f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 0392f07b947e7b920054d43076309bbdedff91dedd11a2c160c6fde9347909cb [INFO] running `Command { std: "docker" "start" "-a" "0392f07b947e7b920054d43076309bbdedff91dedd11a2c160c6fde9347909cb", kill_on_drop: false }` [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling sysfs-rs v0.0.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `core::str::::trim` that must be used [INFO] [stdout] --> src/util.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | s.trim(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "0392f07b947e7b920054d43076309bbdedff91dedd11a2c160c6fde9347909cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0392f07b947e7b920054d43076309bbdedff91dedd11a2c160c6fde9347909cb", kill_on_drop: false }` [INFO] [stdout] 0392f07b947e7b920054d43076309bbdedff91dedd11a2c160c6fde9347909cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] ebc288bfdfaebbb773d8dc4022216d7c95f82e7a51a054082c12dc5a0458337c [INFO] running `Command { std: "docker" "start" "-a" "ebc288bfdfaebbb773d8dc4022216d7c95f82e7a51a054082c12dc5a0458337c", kill_on_drop: false }` [INFO] [stdout] warning: unused return value of `core::str::::trim` that must be used [INFO] [stdout] --> src/util.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | s.trim(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sysfs-rs v0.0.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::str::::trim` that must be used [INFO] [stdout] --> src/util.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | s.trim(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.40s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/sysfs_rs-2d33a010d80e4316) [INFO] running `Command { std: "docker" "inspect" "ebc288bfdfaebbb773d8dc4022216d7c95f82e7a51a054082c12dc5a0458337c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebc288bfdfaebbb773d8dc4022216d7c95f82e7a51a054082c12dc5a0458337c", kill_on_drop: false }` [INFO] [stdout] ebc288bfdfaebbb773d8dc4022216d7c95f82e7a51a054082c12dc5a0458337c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 79f487ed2767fc9c7aad57f28eb84a0732f3c5860ba6dd7ee2b79c57697aff05 [INFO] running `Command { std: "docker" "start" "-a" "79f487ed2767fc9c7aad57f28eb84a0732f3c5860ba6dd7ee2b79c57697aff05", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/util.rs:26:17 [INFO] [stderr] | [INFO] [stderr] 26 | s.trim(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: `sysfs-rs` (lib) generated 1 warning [INFO] [stderr] warning: `sysfs-rs` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sysfs_rs-2d33a010d80e4316) [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 sysfs-rs [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" "79f487ed2767fc9c7aad57f28eb84a0732f3c5860ba6dd7ee2b79c57697aff05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79f487ed2767fc9c7aad57f28eb84a0732f3c5860ba6dd7ee2b79c57697aff05", kill_on_drop: false }` [INFO] [stdout] 79f487ed2767fc9c7aad57f28eb84a0732f3c5860ba6dd7ee2b79c57697aff05