[INFO] fetching crate psmond 0.1.0...
[INFO] testing psmond-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate psmond 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate psmond 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate psmond 0.1.0
[INFO] finished tweaking crates.io crate psmond 0.1.0
[INFO] tweaked toml for crates.io crate psmond 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d98cb4612e0a3b2e64114f10c2b6596daf3bcc57138c031e25ae238692fd9d8d
[INFO] running `Command { std: "docker" "start" "-a" "d98cb4612e0a3b2e64114f10c2b6596daf3bcc57138c031e25ae238692fd9d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d98cb4612e0a3b2e64114f10c2b6596daf3bcc57138c031e25ae238692fd9d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98cb4612e0a3b2e64114f10c2b6596daf3bcc57138c031e25ae238692fd9d8d", kill_on_drop: false }`
[INFO] [stdout] d98cb4612e0a3b2e64114f10c2b6596daf3bcc57138c031e25ae238692fd9d8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a76a5a2782be0b58a17183e2204793b05e48ceaa763bdbffea27a007ed5dd957
[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" "a76a5a2782be0b58a17183e2204793b05e48ceaa763bdbffea27a007ed5dd957", kill_on_drop: false }`
[INFO] [stderr]    Compiling daemonize v0.3.0
[INFO] [stderr]    Compiling tokio-uds v0.1.7
[INFO] [stderr]    Compiling psmond v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/daemon/procstats.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 ((perf_data.sample_cnt as f32 * 100.0) / (*total_samples as f32) < 5.0)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.43s
[INFO] running `Command { std: "docker" "inspect" "a76a5a2782be0b58a17183e2204793b05e48ceaa763bdbffea27a007ed5dd957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76a5a2782be0b58a17183e2204793b05e48ceaa763bdbffea27a007ed5dd957", kill_on_drop: false }`
[INFO] [stdout] a76a5a2782be0b58a17183e2204793b05e48ceaa763bdbffea27a007ed5dd957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e02f3bb24b009877cc4537a265884162ad00cf7ea68368331e7dc3316eac5fd6
[INFO] running `Command { std: "docker" "start" "-a" "e02f3bb24b009877cc4537a265884162ad00cf7ea68368331e7dc3316eac5fd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling psmond v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/daemon/procstats.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 ((perf_data.sample_cnt as f32 * 100.0) / (*total_samples as f32) < 5.0)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` 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 1.02s
[INFO] running `Command { std: "docker" "inspect" "e02f3bb24b009877cc4537a265884162ad00cf7ea68368331e7dc3316eac5fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e02f3bb24b009877cc4537a265884162ad00cf7ea68368331e7dc3316eac5fd6", kill_on_drop: false }`
[INFO] [stdout] e02f3bb24b009877cc4537a265884162ad00cf7ea68368331e7dc3316eac5fd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2d80e73c7d5824c8cbaa4e0a89f8413506a705eeaa4f5944b036e4c74f570e8
[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" "a2d80e73c7d5824c8cbaa4e0a89f8413506a705eeaa4f5944b036e4c74f570e8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/daemon/procstats.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 ((perf_data.sample_cnt as f32 * 100.0) / (*total_samples as f32) < 5.0)
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `psmond` (bin "psmond" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/psmond-1a2052bfa2c95752)
[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" "a2d80e73c7d5824c8cbaa4e0a89f8413506a705eeaa4f5944b036e4c74f570e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d80e73c7d5824c8cbaa4e0a89f8413506a705eeaa4f5944b036e4c74f570e8", kill_on_drop: false }`
[INFO] [stdout] a2d80e73c7d5824c8cbaa4e0a89f8413506a705eeaa4f5944b036e4c74f570e8