[INFO] updating cached repository mastertinner/wit
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mastertinner/wit
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mastertinner/wit" "work/ex/beta-1.38-1/sources/1.37.0/gh/mastertinner/wit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mastertinner/wit'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mastertinner/wit" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mastertinner/wit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mastertinner/wit'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c61b987990a6f58fc3be224195a750ca51b57410
[INFO] sha for GitHub repo mastertinner/wit: c61b987990a6f58fc3be224195a750ca51b57410
[INFO] validating manifest of mastertinner/wit 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 mastertinner/wit 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 mastertinner/wit
[INFO] finished frobbing mastertinner/wit
[INFO] frobbed toml for mastertinner/wit written to work/ex/beta-1.38-1/sources/1.37.0/gh/mastertinner/wit/Cargo.toml
[INFO] started frobbing mastertinner/wit
[INFO] finished frobbing mastertinner/wit
[INFO] frobbed toml for mastertinner/wit written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mastertinner/wit/Cargo.toml
[INFO] crate mastertinner/wit 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 mastertinner/wit 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mastertinner/wit:/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] 71c157faa73c8d2f91db6f520203f35e3642acb70136e6cdb84725298fe6a439
[INFO] running `"docker" "start" "-a" "71c157faa73c8d2f91db6f520203f35e3642acb70136e6cdb84725298fe6a439"`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling structopt-derive v0.2.17
[INFO] [stderr]    Compiling structopt v0.2.17
[INFO] [stderr]    Compiling wit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.82s
[INFO] running `"docker" "inspect" "71c157faa73c8d2f91db6f520203f35e3642acb70136e6cdb84725298fe6a439"`
[INFO] running `"docker" "rm" "-f" "71c157faa73c8d2f91db6f520203f35e3642acb70136e6cdb84725298fe6a439"`
[INFO] [stdout] 71c157faa73c8d2f91db6f520203f35e3642acb70136e6cdb84725298fe6a439
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mastertinner/wit:/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] 7f6d0176e3caa06a7e369f64a9f5609638b8f5434f214137adb6ba854d3c8cf8
[INFO] running `"docker" "start" "-a" "7f6d0176e3caa06a7e369f64a9f5609638b8f5434f214137adb6ba854d3c8cf8"`
[INFO] [stderr]    Compiling wit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "7f6d0176e3caa06a7e369f64a9f5609638b8f5434f214137adb6ba854d3c8cf8"`
[INFO] running `"docker" "rm" "-f" "7f6d0176e3caa06a7e369f64a9f5609638b8f5434f214137adb6ba854d3c8cf8"`
[INFO] [stdout] 7f6d0176e3caa06a7e369f64a9f5609638b8f5434f214137adb6ba854d3c8cf8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mastertinner/wit:/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] 7194b61c5adf930a8f2fc9ae63f12da8d8b14360ff363abde85129d1cacf189c
[INFO] running `"docker" "start" "-a" "7194b61c5adf930a8f2fc9ae63f12da8d8b14360ff363abde85129d1cacf189c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wit-f0df6b4b74d4fdac
[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" "7194b61c5adf930a8f2fc9ae63f12da8d8b14360ff363abde85129d1cacf189c"`
[INFO] running `"docker" "rm" "-f" "7194b61c5adf930a8f2fc9ae63f12da8d8b14360ff363abde85129d1cacf189c"`
[INFO] [stdout] 7194b61c5adf930a8f2fc9ae63f12da8d8b14360ff363abde85129d1cacf189c