[INFO] crate os_utils 0.0.1 is already in cache
[INFO] testing os_utils-0.0.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate os_utils 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate os_utils 0.0.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate os_utils 0.0.1
[INFO] finished tweaking crates.io crate os_utils 0.0.1
[INFO] tweaked toml for crates.io crate os_utils 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90306fb59c6e6ce0102e7c6abb1a5279c24a1a7cea3a215baf06830d7c771844
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "90306fb59c6e6ce0102e7c6abb1a5279c24a1a7cea3a215baf06830d7c771844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90306fb59c6e6ce0102e7c6abb1a5279c24a1a7cea3a215baf06830d7c771844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90306fb59c6e6ce0102e7c6abb1a5279c24a1a7cea3a215baf06830d7c771844", kill_on_drop: false }`
[INFO] [stdout] 90306fb59c6e6ce0102e7c6abb1a5279c24a1a7cea3a215baf06830d7c771844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3f6480bb7b5103b083995656df942d55d43117b6fd8ed2d2f591b8e02e0b0aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c3f6480bb7b5103b083995656df942d55d43117b6fd8ed2d2f591b8e02e0b0aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling os_utils v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "c3f6480bb7b5103b083995656df942d55d43117b6fd8ed2d2f591b8e02e0b0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3f6480bb7b5103b083995656df942d55d43117b6fd8ed2d2f591b8e02e0b0aa", kill_on_drop: false }`
[INFO] [stdout] c3f6480bb7b5103b083995656df942d55d43117b6fd8ed2d2f591b8e02e0b0aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e7b575276cfc1838bc2dc2f53378a26ab5421e6080208e68807eb55a1af05a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e7b575276cfc1838bc2dc2f53378a26ab5421e6080208e68807eb55a1af05a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling os_utils v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]    --> src/info/mod.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let info = OsInfo::get();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[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 1.17s
[INFO] running `Command { std: "docker" "inspect" "7e7b575276cfc1838bc2dc2f53378a26ab5421e6080208e68807eb55a1af05a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7b575276cfc1838bc2dc2f53378a26ab5421e6080208e68807eb55a1af05a4", kill_on_drop: false }`
[INFO] [stdout] 7e7b575276cfc1838bc2dc2f53378a26ab5421e6080208e68807eb55a1af05a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c53696606258cb65178cc4f1ea110a603fe3cf13b0a56602b3577eb21014b6e1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c53696606258cb65178cc4f1ea110a603fe3cf13b0a56602b3577eb21014b6e1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/info/mod.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let info = OsInfo::get();
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/os_utils-ca68bb10750b00d5
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test info::os::linux::ubuntu::tests::cmp ... ok
[INFO] [stdout] test info::tests::get_os_info ... ok
[INFO] [stdout] test version::tests::parse_failure ... ok
[INFO] [stdout] test version::tests::parse_success ... ok
[INFO] [stdout] test version::tests::cmp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests os_utils
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c53696606258cb65178cc4f1ea110a603fe3cf13b0a56602b3577eb21014b6e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53696606258cb65178cc4f1ea110a603fe3cf13b0a56602b3577eb21014b6e1", kill_on_drop: false }`
[INFO] [stdout] c53696606258cb65178cc4f1ea110a603fe3cf13b0a56602b3577eb21014b6e1