[INFO] updating cached repository mosmeh/collatz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mosmeh/collatz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mosmeh/collatz" "work/ex/beta-1.37-6/sources/1.36.0/gh/mosmeh/collatz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mosmeh/collatz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mosmeh/collatz" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mosmeh/collatz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mosmeh/collatz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 26977e4f6f712f45052eddb62a66e5d817256a17
[INFO] sha for GitHub repo mosmeh/collatz: 26977e4f6f712f45052eddb62a66e5d817256a17
[INFO] validating manifest of mosmeh/collatz 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 mosmeh/collatz 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 mosmeh/collatz
[INFO] finished frobbing mosmeh/collatz
[INFO] frobbed toml for mosmeh/collatz written to work/ex/beta-1.37-6/sources/1.36.0/gh/mosmeh/collatz/Cargo.toml
[INFO] started frobbing mosmeh/collatz
[INFO] finished frobbing mosmeh/collatz
[INFO] frobbed toml for mosmeh/collatz written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mosmeh/collatz/Cargo.toml
[INFO] crate mosmeh/collatz 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 mosmeh/collatz 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-5/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/mosmeh/collatz:/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] 880634fc31dd2422da651b479b077b8068ce4f2363dc95b6af263bc6f2dd4341
[INFO] running `"docker" "start" "-a" "880634fc31dd2422da651b479b077b8068ce4f2363dc95b6af263bc6f2dd4341"`
[INFO] [stderr]    Compiling num-bigint v0.2.1
[INFO] [stderr]    Compiling collatz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `"docker" "inspect" "880634fc31dd2422da651b479b077b8068ce4f2363dc95b6af263bc6f2dd4341"`
[INFO] running `"docker" "rm" "-f" "880634fc31dd2422da651b479b077b8068ce4f2363dc95b6af263bc6f2dd4341"`
[INFO] [stdout] 880634fc31dd2422da651b479b077b8068ce4f2363dc95b6af263bc6f2dd4341
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/mosmeh/collatz:/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] 71e53611ec9b58c11768991c3baa90547acdb32e42b50aef4bbcfa2a9c7a89ca
[INFO] running `"docker" "start" "-a" "71e53611ec9b58c11768991c3baa90547acdb32e42b50aef4bbcfa2a9c7a89ca"`
[INFO] [stderr]    Compiling collatz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "71e53611ec9b58c11768991c3baa90547acdb32e42b50aef4bbcfa2a9c7a89ca"`
[INFO] running `"docker" "rm" "-f" "71e53611ec9b58c11768991c3baa90547acdb32e42b50aef4bbcfa2a9c7a89ca"`
[INFO] [stdout] 71e53611ec9b58c11768991c3baa90547acdb32e42b50aef4bbcfa2a9c7a89ca
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/mosmeh/collatz:/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] 5f6a211f2934bd3562c9b2407a1e5fab83b3cfaf769d9d79a9158bdebf25f702
[INFO] running `"docker" "start" "-a" "5f6a211f2934bd3562c9b2407a1e5fab83b3cfaf769d9d79a9158bdebf25f702"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/collatz-766207b032b561ee
[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" "5f6a211f2934bd3562c9b2407a1e5fab83b3cfaf769d9d79a9158bdebf25f702"`
[INFO] running `"docker" "rm" "-f" "5f6a211f2934bd3562c9b2407a1e5fab83b3cfaf769d9d79a9158bdebf25f702"`
[INFO] [stdout] 5f6a211f2934bd3562c9b2407a1e5fab83b3cfaf769d9d79a9158bdebf25f702