[INFO] fetching crate procfs 0.4.1...
[INFO] extracting crate procfs 0.4.1 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/procfs/0.4.1
[INFO] extracting crate procfs 0.4.1 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/procfs/0.4.1
[INFO] validating manifest of procfs-0.4.1 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of procfs-0.4.1 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing procfs-0.4.1
[INFO] finished frobbing procfs-0.4.1
[INFO] frobbed toml for procfs-0.4.1 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/procfs/0.4.1/Cargo.toml
[INFO] started frobbing procfs-0.4.1
[INFO] finished frobbing procfs-0.4.1
[INFO] frobbed toml for procfs-0.4.1 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/procfs/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking procfs-0.4.1 against try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-3/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/procfs/0.4.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4088ccf00055b29809e07438e612d0e48867f912a143864889dfebc9913ca367
[INFO] running `"docker" "start" "-a" "4088ccf00055b29809e07438e612d0e48867f912a143864889dfebc9913ca367"`
[INFO] [stderr]     Checking libflate v0.1.20
[INFO] [stderr]     Checking procfs v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]     --> src/process.rs:1456:16
[INFO] [stderr]      |
[INFO] [stderr] 1456 |             Ok(t) => {}
[INFO] [stderr]      |                ^ help: consider prefixing with an underscore: `_t`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `convert_to_bytes`
[INFO] [stderr]    --> src/lib.rs:270:1
[INFO] [stderr]     |
[INFO] [stderr] 270 | fn convert_to_bytes(num: u64, unit: &str) -> u64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `convert_to_bytes`
[INFO] [stderr]    --> src/lib.rs:270:1
[INFO] [stderr]     |
[INFO] [stderr] 270 | fn convert_to_bytes(num: u64, unit: &str) -> u64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `"docker" "inspect" "4088ccf00055b29809e07438e612d0e48867f912a143864889dfebc9913ca367"`
[INFO] running `"docker" "rm" "-f" "4088ccf00055b29809e07438e612d0e48867f912a143864889dfebc9913ca367"`
[INFO] [stdout] 4088ccf00055b29809e07438e612d0e48867f912a143864889dfebc9913ca367