[INFO] updating cached repository ak1t0/semu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ak1t0/semu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ak1t0/semu" "work/ex/beta-1.38-1/sources/1.37.0/gh/ak1t0/semu"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ak1t0/semu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ak1t0/semu" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ak1t0/semu"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ak1t0/semu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 310f411b9e11f88889e4154924252434719cc3ad
[INFO] sha for GitHub repo ak1t0/semu: 310f411b9e11f88889e4154924252434719cc3ad
[INFO] validating manifest of ak1t0/semu on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ak1t0/semu on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ak1t0/semu
[INFO] finished frobbing ak1t0/semu
[INFO] frobbed toml for ak1t0/semu written to work/ex/beta-1.38-1/sources/1.37.0/gh/ak1t0/semu/Cargo.toml
[INFO] started frobbing ak1t0/semu
[INFO] finished frobbing ak1t0/semu
[INFO] frobbed toml for ak1t0/semu written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ak1t0/semu/Cargo.toml
[INFO] crate ak1t0/semu already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ak1t0/semu against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ak1t0/semu:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 30ccac5711495457c9a68cb0a2b639859f239451852b3a945a5e6106d1e3cb0f
[INFO] running `"docker" "start" "-a" "30ccac5711495457c9a68cb0a2b639859f239451852b3a945a5e6106d1e3cb0f"`
[INFO] [stderr]    Compiling semu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "30ccac5711495457c9a68cb0a2b639859f239451852b3a945a5e6106d1e3cb0f"`
[INFO] running `"docker" "rm" "-f" "30ccac5711495457c9a68cb0a2b639859f239451852b3a945a5e6106d1e3cb0f"`
[INFO] [stdout] 30ccac5711495457c9a68cb0a2b639859f239451852b3a945a5e6106d1e3cb0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ak1t0/semu:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 79a763d5e7f29846e737ffcc2ec2b6273fcbe433d845be81b8d194cdd47f8eaf
[INFO] running `"docker" "start" "-a" "79a763d5e7f29846e737ffcc2ec2b6273fcbe433d845be81b8d194cdd47f8eaf"`
[INFO] [stderr]    Compiling semu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "79a763d5e7f29846e737ffcc2ec2b6273fcbe433d845be81b8d194cdd47f8eaf"`
[INFO] running `"docker" "rm" "-f" "79a763d5e7f29846e737ffcc2ec2b6273fcbe433d845be81b8d194cdd47f8eaf"`
[INFO] [stdout] 79a763d5e7f29846e737ffcc2ec2b6273fcbe433d845be81b8d194cdd47f8eaf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ak1t0/semu:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 2a2539d5648e4b90a45273008a6c7f72beea7c959e64c044bfdafa40b3dc062a
[INFO] running `"docker" "start" "-a" "2a2539d5648e4b90a45273008a6c7f72beea7c959e64c044bfdafa40b3dc062a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/semu-8b06eb6561999ae3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2a2539d5648e4b90a45273008a6c7f72beea7c959e64c044bfdafa40b3dc062a"`
[INFO] running `"docker" "rm" "-f" "2a2539d5648e4b90a45273008a6c7f72beea7c959e64c044bfdafa40b3dc062a"`
[INFO] [stdout] 2a2539d5648e4b90a45273008a6c7f72beea7c959e64c044bfdafa40b3dc062a