[INFO] cloning repository ntedeschi/systems [INFO] running `"git" "clone" "--bare" "git://github.com/ntedeschi/systems.git" "work/cache/sources/gh/ntedeschi/systems"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/ntedeschi/systems'... [INFO] running `"git" "clone" "work/cache/sources/gh/ntedeschi/systems" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ntedeschi/systems"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ntedeschi/systems'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ntedeschi/systems" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ntedeschi/systems"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ntedeschi/systems'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f7ac4e04683c61df1fbb8ee240ef866856a7aaf0 [INFO] sha for GitHub repo ntedeschi/systems: f7ac4e04683c61df1fbb8ee240ef866856a7aaf0 [INFO] validating manifest of ntedeschi/systems 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 ntedeschi/systems 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 ntedeschi/systems [INFO] finished frobbing ntedeschi/systems [INFO] frobbed toml for ntedeschi/systems written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ntedeschi/systems/Cargo.toml [INFO] started frobbing ntedeschi/systems [INFO] finished frobbing ntedeschi/systems [INFO] frobbed toml for ntedeschi/systems written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ntedeschi/systems/Cargo.toml [INFO] crate ntedeschi/systems already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking ntedeschi/systems against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-0/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ntedeschi/systems:/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] 9251712ef3a8e292b2f4d3283f46608c9a4fc8aa09d1efd9fd97ca0ac6f444ea [INFO] running `"docker" "start" "-a" "9251712ef3a8e292b2f4d3283f46608c9a4fc8aa09d1efd9fd97ca0ac6f444ea"` [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking systems v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.66s [INFO] running `"docker" "inspect" "9251712ef3a8e292b2f4d3283f46608c9a4fc8aa09d1efd9fd97ca0ac6f444ea"` [INFO] running `"docker" "rm" "-f" "9251712ef3a8e292b2f4d3283f46608c9a4fc8aa09d1efd9fd97ca0ac6f444ea"` [INFO] [stdout] 9251712ef3a8e292b2f4d3283f46608c9a4fc8aa09d1efd9fd97ca0ac6f444ea