[INFO] updating cached repository rabbit-ci/toml2json
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rabbit-ci/toml2json
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rabbit-ci/toml2json" "work/ex/beta-1.38-1/sources/1.37.0/gh/rabbit-ci/toml2json"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rabbit-ci/toml2json'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rabbit-ci/toml2json" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rabbit-ci/toml2json"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rabbit-ci/toml2json'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 82fc4be32c7da7db96013c6fabee2fd300668ff4
[INFO] sha for GitHub repo rabbit-ci/toml2json: 82fc4be32c7da7db96013c6fabee2fd300668ff4
[INFO] validating manifest of rabbit-ci/toml2json 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 rabbit-ci/toml2json 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 rabbit-ci/toml2json
[INFO] finished frobbing rabbit-ci/toml2json
[INFO] frobbed toml for rabbit-ci/toml2json written to work/ex/beta-1.38-1/sources/1.37.0/gh/rabbit-ci/toml2json/Cargo.toml
[INFO] started frobbing rabbit-ci/toml2json
[INFO] finished frobbing rabbit-ci/toml2json
[INFO] frobbed toml for rabbit-ci/toml2json written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rabbit-ci/toml2json/Cargo.toml
[INFO] crate rabbit-ci/toml2json 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 rabbit-ci/toml2json against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rabbit-ci/toml2json:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 1a074fb5a796f52d7865877836b66a6c5fdca84fd134e5439a526ad30acb7c04
[INFO] running `"docker" "start" "-a" "1a074fb5a796f52d7865877836b66a6c5fdca84fd134e5439a526ad30acb7c04"`
[INFO] [stderr]    Compiling toml v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling toml2json v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.24s
[INFO] running `"docker" "inspect" "1a074fb5a796f52d7865877836b66a6c5fdca84fd134e5439a526ad30acb7c04"`
[INFO] running `"docker" "rm" "-f" "1a074fb5a796f52d7865877836b66a6c5fdca84fd134e5439a526ad30acb7c04"`
[INFO] [stdout] 1a074fb5a796f52d7865877836b66a6c5fdca84fd134e5439a526ad30acb7c04
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rabbit-ci/toml2json:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8ac692fca7d3fb4e4159b2a6a0a488757d8eada7978a8b09867c20879d427e3c
[INFO] running `"docker" "start" "-a" "8ac692fca7d3fb4e4159b2a6a0a488757d8eada7978a8b09867c20879d427e3c"`
[INFO] [stderr]    Compiling toml2json v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "8ac692fca7d3fb4e4159b2a6a0a488757d8eada7978a8b09867c20879d427e3c"`
[INFO] running `"docker" "rm" "-f" "8ac692fca7d3fb4e4159b2a6a0a488757d8eada7978a8b09867c20879d427e3c"`
[INFO] [stdout] 8ac692fca7d3fb4e4159b2a6a0a488757d8eada7978a8b09867c20879d427e3c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rabbit-ci/toml2json:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 8c62f54a19d1dddbf36af3ee41d3ba601bd1a9892092442ff5cfb5a9edb42681
[INFO] running `"docker" "start" "-a" "8c62f54a19d1dddbf36af3ee41d3ba601bd1a9892092442ff5cfb5a9edb42681"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/json2toml-d46df66b89915d3e
[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] [stderr]      Running /opt/crater/target/debug/deps/toml2json-535c6f534a18905d
[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" "8c62f54a19d1dddbf36af3ee41d3ba601bd1a9892092442ff5cfb5a9edb42681"`
[INFO] running `"docker" "rm" "-f" "8c62f54a19d1dddbf36af3ee41d3ba601bd1a9892092442ff5cfb5a9edb42681"`
[INFO] [stdout] 8c62f54a19d1dddbf36af3ee41d3ba601bd1a9892092442ff5cfb5a9edb42681