[INFO] fetching crate log4rs-rolling-file 0.2.0...
[INFO] documenting log4rs-rolling-file-0.2.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate log4rs-rolling-file 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate log4rs-rolling-file 0.2.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate log4rs-rolling-file 0.2.0
[INFO] finished tweaking crates.io crate log4rs-rolling-file 0.2.0
[INFO] tweaked toml for crates.io crate log4rs-rolling-file 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] ef388ea4c63fc35167b71c685922e18a79485d6c54f76951949b6fb8f7717477
[INFO] running `Command { std: "docker" "start" "-a" "ef388ea4c63fc35167b71c685922e18a79485d6c54f76951949b6fb8f7717477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef388ea4c63fc35167b71c685922e18a79485d6c54f76951949b6fb8f7717477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef388ea4c63fc35167b71c685922e18a79485d6c54f76951949b6fb8f7717477", kill_on_drop: false }`
[INFO] [stdout] ef388ea4c63fc35167b71c685922e18a79485d6c54f76951949b6fb8f7717477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6eb436d958bb635c171ae093445961a8333d12e03a9d63dc8d090a068717c23
[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" "b6eb436d958bb635c171ae093445961a8333d12e03a9d63dc8d090a068717c23", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking humantime v0.1.3
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking serde_yaml v0.2.5
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking ordered-float v0.1.0
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking serde-value v0.2.1
[INFO] [stderr]     Checking log4rs v0.4.8
[INFO] [stderr]  Documenting log4rs-rolling-file v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/policy/compound/trigger/size/config.rs:148:54
[INFO] [stdout]     |
[INFO] [stdout] 148 |   ...                   Some(({
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 149 | | ...                             struct __SerdeDeserializeWithStruct {
[INFO] [stdout] 150 | | ...                                 value: u64,
[INFO] [stdout] 151 | | ...                                 phantom: ::std::marker::PhantomData<Config>,
[INFO] [stdout] ...   |
[INFO] [stdout] 179 | | ...                                  > (  )).value
[INFO] [stdout] 180 | | ...                         }));
[INFO] [stdout]     | |______________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 148 |                                                 Some({
[INFO] [stdout] 149 |                                                           struct __SerdeDeserializeWithStruct {
[INFO] [stdout] 150 |                                                               value: u64,
[INFO] [stdout] 151 |                                                               phantom: ::std::marker::PhantomData<Config>,
[INFO] [stdout] 152 |                                                           }
[INFO] [stdout] 153 |                                                           impl _serde::de::Deserialize
[INFO] [stdout]   ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.00s
[INFO] running `Command { std: "docker" "inspect" "b6eb436d958bb635c171ae093445961a8333d12e03a9d63dc8d090a068717c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6eb436d958bb635c171ae093445961a8333d12e03a9d63dc8d090a068717c23", kill_on_drop: false }`
[INFO] [stdout] b6eb436d958bb635c171ae093445961a8333d12e03a9d63dc8d090a068717c23