[INFO] crate tract-kaldi 0.5.8 is already in cache
[INFO] checking tract-kaldi-0.5.8 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325
[INFO] extracting crate tract-kaldi 0.5.8 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tract-kaldi 0.5.8 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tract-kaldi 0.5.8
[INFO] finished tweaking crates.io crate tract-kaldi 0.5.8
[INFO] tweaked toml for crates.io crate tract-kaldi 0.5.8 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4c7c74e587cf906072ddf807b5c666aa42e44af7d87e8c5d9a5bc6a087cb2d16
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "4c7c74e587cf906072ddf807b5c666aa42e44af7d87e8c5d9a5bc6a087cb2d16"`
[INFO] [stderr]    Compiling liquid-error v0.19.0
[INFO] [stderr]    Compiling deunicode v1.0.0
[INFO] [stderr]     Checking unsafe_unwrap v0.1.0
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling unicode-normalization v0.1.9
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking nom v5.1.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stderr]    Compiling liquid-value v0.19.1
[INFO] [stderr]    Compiling liquid-interpreter v0.19.0
[INFO] [stderr]    Compiling liquid-compiler v0.19.0
[INFO] [stderr]    Compiling liquid-derive v0.19.0
[INFO] [stderr]    Compiling liquid v0.19.0
[INFO] [stderr]    Compiling tract-linalg v0.5.8
[INFO] [stderr]     Checking tract-core v0.5.8
[INFO] [stderr]     Checking tract-kaldi v0.5.8 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/model.rs:228:33
[INFO] [stderr]     |
[INFO] [stderr] 228 | / ...                   (Box::new(tract_core::ops::unimpl::UnimplementedOp::new(
[INFO] [stderr] 229 | | ...                       component.klass.to_string(),
[INFO] [stderr] 230 | | ...                       format!("{:?}", line),
[INFO] [stderr] 231 | | ...                   )))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 228 |                                 Box::new(tract_core::ops::unimpl::UnimplementedOp::new(
[INFO] [stderr] 229 |                                     component.klass.to_string(),
[INFO] [stderr] 230 |                                     format!("{:?}", line),
[INFO] [stderr] 231 |                                 ))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/model.rs:228:33
[INFO] [stderr]     |
[INFO] [stderr] 228 | / ...                   (Box::new(tract_core::ops::unimpl::UnimplementedOp::new(
[INFO] [stderr] 229 | | ...                       component.klass.to_string(),
[INFO] [stderr] 230 | | ...                       format!("{:?}", line),
[INFO] [stderr] 231 | | ...                   )))
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 228 |                                 Box::new(tract_core::ops::unimpl::UnimplementedOp::new(
[INFO] [stderr] 229 |                                     component.klass.to_string(),
[INFO] [stderr] 230 |                                     format!("{:?}", line),
[INFO] [stderr] 231 |                                 ))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `"docker" "inspect" "4c7c74e587cf906072ddf807b5c666aa42e44af7d87e8c5d9a5bc6a087cb2d16"`
[INFO] running `"docker" "rm" "-f" "4c7c74e587cf906072ddf807b5c666aa42e44af7d87e8c5d9a5bc6a087cb2d16"`
[INFO] [stdout] 4c7c74e587cf906072ddf807b5c666aa42e44af7d87e8c5d9a5bc6a087cb2d16