[INFO] updating cached repository loreloc/markov-chain
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/loreloc/markov-chain
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/loreloc/markov-chain" "work/ex/beta-1.37-6/sources/1.36.0/gh/loreloc/markov-chain"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/loreloc/markov-chain'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/loreloc/markov-chain" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/loreloc/markov-chain"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/loreloc/markov-chain'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e5c872327fad6d550f9f331bb1737ff9b0c1364
[INFO] sha for GitHub repo loreloc/markov-chain: 5e5c872327fad6d550f9f331bb1737ff9b0c1364
[INFO] validating manifest of loreloc/markov-chain on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of loreloc/markov-chain on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing loreloc/markov-chain
[INFO] finished frobbing loreloc/markov-chain
[INFO] frobbed toml for loreloc/markov-chain written to work/ex/beta-1.37-6/sources/1.36.0/gh/loreloc/markov-chain/Cargo.toml
[INFO] started frobbing loreloc/markov-chain
[INFO] finished frobbing loreloc/markov-chain
[INFO] frobbed toml for loreloc/markov-chain written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/loreloc/markov-chain/Cargo.toml
[INFO] crate loreloc/markov-chain already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing loreloc/markov-chain against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/loreloc/markov-chain:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 75f0322ad6f885126bef7205d55b62070aa94a4df8b15bda2d18754663e079e1
[INFO] running `"docker" "start" "-a" "75f0322ad6f885126bef7205d55b62070aa94a4df8b15bda2d18754663e079e1"`
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling markov-chain v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `"docker" "inspect" "75f0322ad6f885126bef7205d55b62070aa94a4df8b15bda2d18754663e079e1"`
[INFO] running `"docker" "rm" "-f" "75f0322ad6f885126bef7205d55b62070aa94a4df8b15bda2d18754663e079e1"`
[INFO] [stdout] 75f0322ad6f885126bef7205d55b62070aa94a4df8b15bda2d18754663e079e1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/loreloc/markov-chain:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 577f02a2d4c5da22ac441f10085d0a010eb81a78e0ffe84e8d139a0c195fe9a4
[INFO] running `"docker" "start" "-a" "577f02a2d4c5da22ac441f10085d0a010eb81a78e0ffe84e8d139a0c195fe9a4"`
[INFO] [stderr]    Compiling markov-chain v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "577f02a2d4c5da22ac441f10085d0a010eb81a78e0ffe84e8d139a0c195fe9a4"`
[INFO] running `"docker" "rm" "-f" "577f02a2d4c5da22ac441f10085d0a010eb81a78e0ffe84e8d139a0c195fe9a4"`
[INFO] [stdout] 577f02a2d4c5da22ac441f10085d0a010eb81a78e0ffe84e8d139a0c195fe9a4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/loreloc/markov-chain:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] e892a5bd20d82959ca604727dfd5f865ff9312a12dd722e9d1f2ca153230d4aa
[INFO] running `"docker" "start" "-a" "e892a5bd20d82959ca604727dfd5f865ff9312a12dd722e9d1f2ca153230d4aa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/markov_chain-886134f3db384776
[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" "e892a5bd20d82959ca604727dfd5f865ff9312a12dd722e9d1f2ca153230d4aa"`
[INFO] running `"docker" "rm" "-f" "e892a5bd20d82959ca604727dfd5f865ff9312a12dd722e9d1f2ca153230d4aa"`
[INFO] [stdout] e892a5bd20d82959ca604727dfd5f865ff9312a12dd722e9d1f2ca153230d4aa