[INFO] fetching crate hwt 0.4.2...
[INFO] extracting crate hwt 0.4.2 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/hwt/0.4.2
[INFO] extracting crate hwt 0.4.2 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/hwt/0.4.2
[INFO] validating manifest of hwt-0.4.2 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hwt-0.4.2 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hwt-0.4.2
[INFO] finished frobbing hwt-0.4.2
[INFO] frobbed toml for hwt-0.4.2 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/hwt/0.4.2/Cargo.toml
[INFO] started frobbing hwt-0.4.2
[INFO] finished frobbing hwt-0.4.2
[INFO] frobbed toml for hwt-0.4.2 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/hwt/0.4.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded swar v0.4.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking hwt-0.4.2 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-2/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/hwt/0.4.2:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d8d272601d2c5f61d78522bbede8870f60b372b895f263446f514a164f45e08e
[INFO] running `"docker" "start" "-a" "d8d272601d2c5f61d78522bbede8870f60b372b895f263446f514a164f45e08e"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/examples/benches.rs
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking swar v0.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.7
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]    Compiling const-random-macro v0.1.3
[INFO] [stderr]     Checking const-random v0.1.3
[INFO] [stderr]     Checking ahash v0.1.20
[INFO] [stderr]     Checking hwt v0.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.63s
[INFO] running `"docker" "inspect" "d8d272601d2c5f61d78522bbede8870f60b372b895f263446f514a164f45e08e"`
[INFO] running `"docker" "rm" "-f" "d8d272601d2c5f61d78522bbede8870f60b372b895f263446f514a164f45e08e"`
[INFO] [stdout] d8d272601d2c5f61d78522bbede8870f60b372b895f263446f514a164f45e08e