[INFO] crate engraver 2.5.0 is already in cache
[INFO] extracting crate engraver 2.5.0 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/engraver/2.5.0
[INFO] extracting crate engraver 2.5.0 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/engraver/2.5.0
[INFO] validating manifest of engraver-2.5.0 on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of engraver-2.5.0 on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing engraver-2.5.0
[INFO] finished frobbing engraver-2.5.0
[INFO] frobbed toml for engraver-2.5.0 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/engraver/2.5.0/Cargo.toml
[INFO] started frobbing engraver-2.5.0
[INFO] finished frobbing engraver-2.5.0
[INFO] frobbed toml for engraver-2.5.0 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/engraver/2.5.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking engraver-2.5.0 against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-6/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/engraver/2.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8f632114b7edd251a914a926302cf19a27c21edf116adda7aad1f8e5edfe5d17
[INFO] running `"docker" "start" "-a" "8f632114b7edd251a914a926302cf19a27c21edf116adda7aad1f8e5edfe5d17"`
[INFO] [stderr]     Checking humanize-rs v0.1.5
[INFO] [stderr]    Compiling engraver v2.5.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]     Checking page_size v0.4.1
[INFO] [stderr]     Checking core_affinity v0.5.9
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr] warning: unused import: `c_void`
[INFO] [stderr]   --> src/scheduler.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{c_void, size_t};
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `simd_ext`
[INFO] [stderr]   --> src/plotter.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let simd_ext = detect_simd();
[INFO] [stderr]    |             ^^^^^^^^ help: consider prefixing with an underscore: `_simd_ext`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: foreign function is never used: `noncegen`
[INFO] [stderr]   --> src/cpu_hasher.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | /     pub fn noncegen(
[INFO] [stderr] 12 | |         cache: *mut c_void,
[INFO] [stderr] 13 | |         cache_size: size_t,
[INFO] [stderr] 14 | |         chunk_offset: size_t,
[INFO] [stderr] ...  |
[INFO] [stderr] 17 | |         local_nonces: uint64_t,
[INFO] [stderr] 18 | |     );
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `c_void`
[INFO] [stderr]   --> src/scheduler.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use libc::{c_void, size_t};
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `simd_ext`
[INFO] [stderr]   --> src/plotter.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let simd_ext = detect_simd();
[INFO] [stderr]    |             ^^^^^^^^ help: consider prefixing with an underscore: `_simd_ext`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.04s
[INFO] running `"docker" "inspect" "8f632114b7edd251a914a926302cf19a27c21edf116adda7aad1f8e5edfe5d17"`
[INFO] running `"docker" "rm" "-f" "8f632114b7edd251a914a926302cf19a27c21edf116adda7aad1f8e5edfe5d17"`
[INFO] [stdout] 8f632114b7edd251a914a926302cf19a27c21edf116adda7aad1f8e5edfe5d17