[INFO] updating cached repository omicronns/serde-test
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/omicronns/serde-test
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/omicronns/serde-test" "work/ex/beta-1.37-6/sources/1.36.0/gh/omicronns/serde-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/omicronns/serde-test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/omicronns/serde-test" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/omicronns/serde-test"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/omicronns/serde-test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 43e6938795a10d7d60c8549c7e9dbd57e54de1dd
[INFO] sha for GitHub repo omicronns/serde-test: 43e6938795a10d7d60c8549c7e9dbd57e54de1dd
[INFO] validating manifest of omicronns/serde-test 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 omicronns/serde-test 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 omicronns/serde-test
[INFO] finished frobbing omicronns/serde-test
[INFO] frobbed toml for omicronns/serde-test written to work/ex/beta-1.37-6/sources/1.36.0/gh/omicronns/serde-test/Cargo.toml
[INFO] started frobbing omicronns/serde-test
[INFO] finished frobbing omicronns/serde-test
[INFO] frobbed toml for omicronns/serde-test written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/omicronns/serde-test/Cargo.toml
[INFO] crate omicronns/serde-test 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 omicronns/serde-test against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/omicronns/serde-test:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 2f8727eee30408f92f2756519d5252155b85a7a9579a16cfabf56a8e79ac6c2f
[INFO] running `"docker" "start" "-a" "2f8727eee30408f92f2756519d5252155b85a7a9579a16cfabf56a8e79ac6c2f"`
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling rust_decimal v0.11.1
[INFO] [stderr]    Compiling serde-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.02s
[INFO] running `"docker" "inspect" "2f8727eee30408f92f2756519d5252155b85a7a9579a16cfabf56a8e79ac6c2f"`
[INFO] running `"docker" "rm" "-f" "2f8727eee30408f92f2756519d5252155b85a7a9579a16cfabf56a8e79ac6c2f"`
[INFO] [stdout] 2f8727eee30408f92f2756519d5252155b85a7a9579a16cfabf56a8e79ac6c2f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/omicronns/serde-test:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0e5fff5012eecfd00a1001a69a9712ce4a882a7904fc447aed0883d1c98a74b9
[INFO] running `"docker" "start" "-a" "0e5fff5012eecfd00a1001a69a9712ce4a882a7904fc447aed0883d1c98a74b9"`
[INFO] [stderr]    Compiling serde-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "0e5fff5012eecfd00a1001a69a9712ce4a882a7904fc447aed0883d1c98a74b9"`
[INFO] running `"docker" "rm" "-f" "0e5fff5012eecfd00a1001a69a9712ce4a882a7904fc447aed0883d1c98a74b9"`
[INFO] [stdout] 0e5fff5012eecfd00a1001a69a9712ce4a882a7904fc447aed0883d1c98a74b9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/omicronns/serde-test:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 6bebf31d17f53d255ef0f818ebf6b4bcf0d54f49b19d6280d2391194b2fb9abe
[INFO] running `"docker" "start" "-a" "6bebf31d17f53d255ef0f818ebf6b4bcf0d54f49b19d6280d2391194b2fb9abe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_test-df45620d8a4077e4
[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" "6bebf31d17f53d255ef0f818ebf6b4bcf0d54f49b19d6280d2391194b2fb9abe"`
[INFO] running `"docker" "rm" "-f" "6bebf31d17f53d255ef0f818ebf6b4bcf0d54f49b19d6280d2391194b2fb9abe"`
[INFO] [stdout] 6bebf31d17f53d255ef0f818ebf6b4bcf0d54f49b19d6280d2391194b2fb9abe