[INFO] updating cached repository arianvp/counterexample
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/arianvp/counterexample
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/arianvp/counterexample" "work/ex/beta-1.38-1/sources/1.37.0/gh/arianvp/counterexample"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/arianvp/counterexample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/arianvp/counterexample" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/arianvp/counterexample"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/arianvp/counterexample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 32e9442a8c7a212caac716698b6b81e22fec65c1
[INFO] sha for GitHub repo arianvp/counterexample: 32e9442a8c7a212caac716698b6b81e22fec65c1
[INFO] validating manifest of arianvp/counterexample 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 arianvp/counterexample 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 arianvp/counterexample
[INFO] finished frobbing arianvp/counterexample
[INFO] frobbed toml for arianvp/counterexample written to work/ex/beta-1.38-1/sources/1.37.0/gh/arianvp/counterexample/Cargo.toml
[INFO] started frobbing arianvp/counterexample
[INFO] finished frobbing arianvp/counterexample
[INFO] frobbed toml for arianvp/counterexample written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/arianvp/counterexample/Cargo.toml
[INFO] crate arianvp/counterexample 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 arianvp/counterexample against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/arianvp/counterexample:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] aec407c24294af62c714592e00d476441b16ac491f83326f95f05babf5a61f06
[INFO] running `"docker" "start" "-a" "aec407c24294af62c714592e00d476441b16ac491f83326f95f05babf5a61f06"`
[INFO] [stderr]    Compiling counterexample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "aec407c24294af62c714592e00d476441b16ac491f83326f95f05babf5a61f06"`
[INFO] running `"docker" "rm" "-f" "aec407c24294af62c714592e00d476441b16ac491f83326f95f05babf5a61f06"`
[INFO] [stdout] aec407c24294af62c714592e00d476441b16ac491f83326f95f05babf5a61f06
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/arianvp/counterexample:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 04c63b08cb0b2acb18d24a000ed97eb63da1ad591fa99b306b565f96ca70cfd5
[INFO] running `"docker" "start" "-a" "04c63b08cb0b2acb18d24a000ed97eb63da1ad591fa99b306b565f96ca70cfd5"`
[INFO] [stderr]    Compiling counterexample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "04c63b08cb0b2acb18d24a000ed97eb63da1ad591fa99b306b565f96ca70cfd5"`
[INFO] running `"docker" "rm" "-f" "04c63b08cb0b2acb18d24a000ed97eb63da1ad591fa99b306b565f96ca70cfd5"`
[INFO] [stdout] 04c63b08cb0b2acb18d24a000ed97eb63da1ad591fa99b306b565f96ca70cfd5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/arianvp/counterexample:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] fd9d19e811ac41cebf5ba7750365df12a945ae90bc5bd5349da2e77e2bea40d0
[INFO] running `"docker" "start" "-a" "fd9d19e811ac41cebf5ba7750365df12a945ae90bc5bd5349da2e77e2bea40d0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/counterexample-9afab2c9ed2cc1a6
[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" "fd9d19e811ac41cebf5ba7750365df12a945ae90bc5bd5349da2e77e2bea40d0"`
[INFO] running `"docker" "rm" "-f" "fd9d19e811ac41cebf5ba7750365df12a945ae90bc5bd5349da2e77e2bea40d0"`
[INFO] [stdout] fd9d19e811ac41cebf5ba7750365df12a945ae90bc5bd5349da2e77e2bea40d0