[INFO] crate procfs 0.4.1 is already in cache
[INFO] extracting crate procfs 0.4.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/procfs/0.4.1
[INFO] extracting crate procfs 0.4.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/procfs/0.4.1
[INFO] validating manifest of procfs-0.4.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of procfs-0.4.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-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-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/procfs/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building procfs-0.4.1 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] e218e81505e1b5d421dce2e6ffe859f49701aac3329d8254b886bedb15420f05
[INFO] running `"docker" "start" "-a" "e218e81505e1b5d421dce2e6ffe859f49701aac3329d8254b886bedb15420f05"`
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling libflate v0.1.19
[INFO] [stderr]    Compiling procfs v0.4.1 (/opt/crater/workdir)
[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 9.32s
[INFO] running `"docker" "inspect" "e218e81505e1b5d421dce2e6ffe859f49701aac3329d8254b886bedb15420f05"`
[INFO] running `"docker" "rm" "-f" "e218e81505e1b5d421dce2e6ffe859f49701aac3329d8254b886bedb15420f05"`
[INFO] [stdout] e218e81505e1b5d421dce2e6ffe859f49701aac3329d8254b886bedb15420f05
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 847933ca805092f38b9cf0f0e1315f82bc8e6ec9a4c16c7986418335336c9db3
[INFO] running `"docker" "start" "-a" "847933ca805092f38b9cf0f0e1315f82bc8e6ec9a4c16c7986418335336c9db3"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 6.06s
[INFO] running `"docker" "inspect" "847933ca805092f38b9cf0f0e1315f82bc8e6ec9a4c16c7986418335336c9db3"`
[INFO] running `"docker" "rm" "-f" "847933ca805092f38b9cf0f0e1315f82bc8e6ec9a4c16c7986418335336c9db3"`
[INFO] [stdout] 847933ca805092f38b9cf0f0e1315f82bc8e6ec9a4c16c7986418335336c9db3