Dec 17 19:33:18.347 INFO checking mitsuhiko/rust-execution-context against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 19:33:18.348 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/mitsuhiko/rust-execution-context:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:33:18.609 INFO [stdout] 0c9fa43d76d122e44e4803b00787834558f975fa75375b97edb90a52ac8c1f55
Dec 17 19:33:18.611 INFO running `"docker" "start" "-a" "0c9fa43d76d122e44e4803b00787834558f975fa75375b97edb90a52ac8c1f55"`
Dec 17 19:33:19.224 INFO [stderr]    Compiling rustc_version v0.2.2
Dec 17 19:33:19.922 INFO [stderr]    Compiling im v10.2.0
Dec 17 19:33:22.408 INFO [stderr]     Checking execution-context v0.1.0 (/opt/crater/workdir)
Dec 17 19:33:22.937 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
Dec 17 19:33:23.242 INFO running `"docker" "inspect" "0c9fa43d76d122e44e4803b00787834558f975fa75375b97edb90a52ac8c1f55"`
Dec 17 19:33:23.312 INFO running `"docker" "rm" "-f" "0c9fa43d76d122e44e4803b00787834558f975fa75375b97edb90a52ac8c1f55"`
Dec 17 19:33:23.392 INFO [stdout] 0c9fa43d76d122e44e4803b00787834558f975fa75375b97edb90a52ac8c1f55