[INFO] cloning repository varkor/metasub
[INFO] running `"git" "clone" "--bare" "git://github.com/varkor/metasub.git" "work/cache/sources/gh/varkor/metasub"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/varkor/metasub'...
[INFO] running `"git" "clone" "work/cache/sources/gh/varkor/metasub" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/varkor/metasub"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/varkor/metasub'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/varkor/metasub" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/varkor/metasub"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/varkor/metasub'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 223fb77cb9866a58013d7eb7afab2d2711224d12
[INFO] sha for GitHub repo varkor/metasub: 223fb77cb9866a58013d7eb7afab2d2711224d12
[INFO] validating manifest of varkor/metasub 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 varkor/metasub 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 varkor/metasub
[INFO] finished frobbing varkor/metasub
[INFO] frobbed toml for varkor/metasub written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/varkor/metasub/Cargo.toml
[INFO] started frobbing varkor/metasub
[INFO] finished frobbing varkor/metasub
[INFO] frobbed toml for varkor/metasub written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/varkor/metasub/Cargo.toml
[INFO] crate varkor/metasub has a lockfile. skipping
[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 varkor/metasub against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-4/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/varkor/metasub:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a7d0cefd3d4d2de70444d5bc255c1821c9ceb21380cd08d9a5c2aced10e93cd8
[INFO] running `"docker" "start" "-a" "a7d0cefd3d4d2de70444d5bc255c1821c9ceb21380cd08d9a5c2aced10e93cd8"`
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking metasub v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `"docker" "inspect" "a7d0cefd3d4d2de70444d5bc255c1821c9ceb21380cd08d9a5c2aced10e93cd8"`
[INFO] running `"docker" "rm" "-f" "a7d0cefd3d4d2de70444d5bc255c1821c9ceb21380cd08d9a5c2aced10e93cd8"`
[INFO] [stdout] a7d0cefd3d4d2de70444d5bc255c1821c9ceb21380cd08d9a5c2aced10e93cd8