[INFO] updating cached repository adamisntdead/markov-chains
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adamisntdead/markov-chains
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adamisntdead/markov-chains" "work/ex/beta-1.38-1/sources/1.37.0/gh/adamisntdead/markov-chains"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/adamisntdead/markov-chains'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adamisntdead/markov-chains" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamisntdead/markov-chains"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamisntdead/markov-chains'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e55d1a6bc66a5f2da26b312da63dea9b4d67138d
[INFO] sha for GitHub repo adamisntdead/markov-chains: e55d1a6bc66a5f2da26b312da63dea9b4d67138d
[INFO] validating manifest of adamisntdead/markov-chains 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 adamisntdead/markov-chains 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 adamisntdead/markov-chains
[INFO] finished frobbing adamisntdead/markov-chains
[INFO] frobbed toml for adamisntdead/markov-chains written to work/ex/beta-1.38-1/sources/1.37.0/gh/adamisntdead/markov-chains/Cargo.toml
[INFO] started frobbing adamisntdead/markov-chains
[INFO] finished frobbing adamisntdead/markov-chains
[INFO] frobbed toml for adamisntdead/markov-chains written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamisntdead/markov-chains/Cargo.toml
[INFO] crate adamisntdead/markov-chains 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing adamisntdead/markov-chains 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-1/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/adamisntdead/markov-chains:/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] 044ae78602acf0d693e4bb8f3344321eac320dbe5fabec1833d19fb52c6dd609
[INFO] running `"docker" "start" "-a" "044ae78602acf0d693e4bb8f3344321eac320dbe5fabec1833d19fb52c6dd609"`
[INFO] [stderr]    Compiling markov-chains v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "044ae78602acf0d693e4bb8f3344321eac320dbe5fabec1833d19fb52c6dd609"`
[INFO] running `"docker" "rm" "-f" "044ae78602acf0d693e4bb8f3344321eac320dbe5fabec1833d19fb52c6dd609"`
[INFO] [stdout] 044ae78602acf0d693e4bb8f3344321eac320dbe5fabec1833d19fb52c6dd609
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/adamisntdead/markov-chains:/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] e62f228028eb6cc8ecf9bd7df680739137279a20b0a953aeaa8c0207bf6c131b
[INFO] running `"docker" "start" "-a" "e62f228028eb6cc8ecf9bd7df680739137279a20b0a953aeaa8c0207bf6c131b"`
[INFO] [stderr]    Compiling markov-chains v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "e62f228028eb6cc8ecf9bd7df680739137279a20b0a953aeaa8c0207bf6c131b"`
[INFO] running `"docker" "rm" "-f" "e62f228028eb6cc8ecf9bd7df680739137279a20b0a953aeaa8c0207bf6c131b"`
[INFO] [stdout] e62f228028eb6cc8ecf9bd7df680739137279a20b0a953aeaa8c0207bf6c131b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/adamisntdead/markov-chains:/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] 702bd9256d733ef8a43c4fb73f1f561661b74cf8b7f80dcde5de30dd64c4edfc
[INFO] running `"docker" "start" "-a" "702bd9256d733ef8a43c4fb73f1f561661b74cf8b7f80dcde5de30dd64c4edfc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/markov_chains-d539615a23b9ce44
[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" "702bd9256d733ef8a43c4fb73f1f561661b74cf8b7f80dcde5de30dd64c4edfc"`
[INFO] running `"docker" "rm" "-f" "702bd9256d733ef8a43c4fb73f1f561661b74cf8b7f80dcde5de30dd64c4edfc"`
[INFO] [stdout] 702bd9256d733ef8a43c4fb73f1f561661b74cf8b7f80dcde5de30dd64c4edfc