[INFO] fetching crate liblinear 0.1.1...
[INFO] checking liblinear-0.1.1 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate liblinear 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate liblinear 0.1.1 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate liblinear 0.1.1
[INFO] finished tweaking crates.io crate liblinear 0.1.1
[INFO] tweaked toml for crates.io crate liblinear 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parsnip v0.3.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7dcea1f73c93ed25096320bd5c8ad0f04810d28866f73e71a73d75dd13101c9f
[INFO] running `"docker" "start" "-a" "7dcea1f73c93ed25096320bd5c8ad0f04810d28866f73e71a73d75dd13101c9f"`
[INFO] [stderr]     Checking parsnip v0.3.0
[INFO] [stderr]    Compiling liblinear v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr] warning: liblinear/linear.cpp: In function 'void print_null(const char*)':
[INFO] [stderr] warning: liblinear/linear.cpp:31:36: warning: unused parameter 's' [-Wunused-parameter]
[INFO] [stderr] warning:  static void print_null(const char *s) {}
[INFO] [stderr] warning:                                     ^
[INFO] [stderr] warning: liblinear/linear.cpp: In function 'const char* check_parameter(const problem*, const parameter*)':
[INFO] [stderr] warning: liblinear/linear.cpp:3039:44: warning: unused parameter 'prob' [-Wunused-parameter]
[INFO] [stderr] warning:  const char *check_parameter(const problem *prob, const parameter *param)
[INFO] [stderr] warning:                                             ^~~~
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/util.rs:187:17
[INFO] [stderr]     |
[INFO] [stderr] 187 |             let mut new_training_instance = TrainingInstance::from_str(
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/util.rs:187:17
[INFO] [stderr]     |
[INFO] [stderr] 187 |             let mut new_training_instance = TrainingInstance::from_str(
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `"docker" "inspect" "7dcea1f73c93ed25096320bd5c8ad0f04810d28866f73e71a73d75dd13101c9f"`
[INFO] running `"docker" "rm" "-f" "7dcea1f73c93ed25096320bd5c8ad0f04810d28866f73e71a73d75dd13101c9f"`
[INFO] [stdout] 7dcea1f73c93ed25096320bd5c8ad0f04810d28866f73e71a73d75dd13101c9f