[INFO] updating cached repository Stuv7CB/icfp2006-um
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Stuv7CB/icfp2006-um
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Stuv7CB/icfp2006-um" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Stuv7CB/icfp2006-um"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Stuv7CB/icfp2006-um'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Stuv7CB/icfp2006-um" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Stuv7CB/icfp2006-um"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Stuv7CB/icfp2006-um'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce6c5a675f7fbb83dd4abcbd9c5cff19a76a9b0d
[INFO] sha for GitHub repo Stuv7CB/icfp2006-um: ce6c5a675f7fbb83dd4abcbd9c5cff19a76a9b0d
[INFO] validating manifest of Stuv7CB/icfp2006-um on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Stuv7CB/icfp2006-um on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Stuv7CB/icfp2006-um
[INFO] finished frobbing Stuv7CB/icfp2006-um
[INFO] frobbed toml for Stuv7CB/icfp2006-um written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Stuv7CB/icfp2006-um/Cargo.toml
[INFO] started frobbing Stuv7CB/icfp2006-um
[INFO] finished frobbing Stuv7CB/icfp2006-um
[INFO] frobbed toml for Stuv7CB/icfp2006-um written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Stuv7CB/icfp2006-um/Cargo.toml
[INFO] crate Stuv7CB/icfp2006-um already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Stuv7CB/icfp2006-um against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-6/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Stuv7CB/icfp2006-um:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 345b498ac4e99837c9f8cce576dc164ceb18025b46d8a8b5934eeb8575970725
[INFO] running `"docker" "start" "-a" "345b498ac4e99837c9f8cce576dc164ceb18025b46d8a8b5934eeb8575970725"`
[INFO] [stderr]     Checking vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "345b498ac4e99837c9f8cce576dc164ceb18025b46d8a8b5934eeb8575970725"`
[INFO] running `"docker" "rm" "-f" "345b498ac4e99837c9f8cce576dc164ceb18025b46d8a8b5934eeb8575970725"`
[INFO] [stdout] 345b498ac4e99837c9f8cce576dc164ceb18025b46d8a8b5934eeb8575970725