[INFO] updating cached repository io12/turboproof
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/io12/turboproof
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/io12/turboproof" "work/ex/beta-1.38-1/sources/1.37.0/gh/io12/turboproof"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/io12/turboproof'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/io12/turboproof" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/io12/turboproof"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/io12/turboproof'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fd315134ea12e3632262f1117a4464e9f4c10196
[INFO] sha for GitHub repo io12/turboproof: fd315134ea12e3632262f1117a4464e9f4c10196
[INFO] validating manifest of io12/turboproof 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 io12/turboproof 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 io12/turboproof
[INFO] finished frobbing io12/turboproof
[INFO] frobbed toml for io12/turboproof written to work/ex/beta-1.38-1/sources/1.37.0/gh/io12/turboproof/Cargo.toml
[INFO] started frobbing io12/turboproof
[INFO] finished frobbing io12/turboproof
[INFO] frobbed toml for io12/turboproof written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/io12/turboproof/Cargo.toml
[INFO] crate io12/turboproof 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 io12/turboproof 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/io12/turboproof:/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] 200074b7e7feeefc70b555349d9a7baad929475751c171093fbf280bc5778e94
[INFO] running `"docker" "start" "-a" "200074b7e7feeefc70b555349d9a7baad929475751c171093fbf280bc5778e94"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.38
[INFO] [stderr]    Compiling backtrace-sys v0.1.29
[INFO] [stderr]    Compiling im v13.0.0
[INFO] [stderr]    Compiling sized-chunks v0.3.0
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling proc-macro-hack v0.5.7
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling lexpr-macros v0.1.2
[INFO] [stderr]    Compiling lexpr v0.1.3
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling turboproof v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.39s
[INFO] running `"docker" "inspect" "200074b7e7feeefc70b555349d9a7baad929475751c171093fbf280bc5778e94"`
[INFO] running `"docker" "rm" "-f" "200074b7e7feeefc70b555349d9a7baad929475751c171093fbf280bc5778e94"`
[INFO] [stdout] 200074b7e7feeefc70b555349d9a7baad929475751c171093fbf280bc5778e94
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/io12/turboproof:/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] 2246ad39be232d502a95b5d66e6e1124d3d0809e0ed838b1f15822b1225cf610
[INFO] running `"docker" "start" "-a" "2246ad39be232d502a95b5d66e6e1124d3d0809e0ed838b1f15822b1225cf610"`
[INFO] [stderr]    Compiling turboproof v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `"docker" "inspect" "2246ad39be232d502a95b5d66e6e1124d3d0809e0ed838b1f15822b1225cf610"`
[INFO] running `"docker" "rm" "-f" "2246ad39be232d502a95b5d66e6e1124d3d0809e0ed838b1f15822b1225cf610"`
[INFO] [stdout] 2246ad39be232d502a95b5d66e6e1124d3d0809e0ed838b1f15822b1225cf610
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/io12/turboproof:/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] ff6aa6c447bca187a0367a32d25364fc93ddcbc8a51b958004162521473976a8
[INFO] running `"docker" "start" "-a" "ff6aa6c447bca187a0367a32d25364fc93ddcbc8a51b958004162521473976a8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/turboproof-fb1314bb63f9b49b
[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" "ff6aa6c447bca187a0367a32d25364fc93ddcbc8a51b958004162521473976a8"`
[INFO] running `"docker" "rm" "-f" "ff6aa6c447bca187a0367a32d25364fc93ddcbc8a51b958004162521473976a8"`
[INFO] [stdout] ff6aa6c447bca187a0367a32d25364fc93ddcbc8a51b958004162521473976a8