[INFO] updating cached repository baban/rust_json
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/baban/rust_json
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/baban/rust_json" "work/ex/beta-1.37-6/sources/1.36.0/gh/baban/rust_json"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/baban/rust_json'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/baban/rust_json" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/baban/rust_json"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/baban/rust_json'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5c9bdb895572c99f53a763f8aaf7189285751995
[INFO] sha for GitHub repo baban/rust_json: 5c9bdb895572c99f53a763f8aaf7189285751995
[INFO] validating manifest of baban/rust_json 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 baban/rust_json 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 baban/rust_json
[INFO] finished frobbing baban/rust_json
[INFO] frobbed toml for baban/rust_json written to work/ex/beta-1.37-6/sources/1.36.0/gh/baban/rust_json/Cargo.toml
[INFO] started frobbing baban/rust_json
[INFO] finished frobbing baban/rust_json
[INFO] frobbed toml for baban/rust_json written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/baban/rust_json/Cargo.toml
[INFO] crate baban/rust_json 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 baban/rust_json 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-6/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/baban/rust_json:/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] c9963f305029f48e36bdd3370fbb7c237bb2df5e2d87840bf5aa6cdd156788da
[INFO] running `"docker" "start" "-a" "c9963f305029f48e36bdd3370fbb7c237bb2df5e2d87840bf5aa6cdd156788da"`
[INFO] [stderr]    Compiling rust_json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "c9963f305029f48e36bdd3370fbb7c237bb2df5e2d87840bf5aa6cdd156788da"`
[INFO] running `"docker" "rm" "-f" "c9963f305029f48e36bdd3370fbb7c237bb2df5e2d87840bf5aa6cdd156788da"`
[INFO] [stdout] c9963f305029f48e36bdd3370fbb7c237bb2df5e2d87840bf5aa6cdd156788da
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/baban/rust_json:/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] 79159e134277d1c741315f0fb44020f37ac590cd1a2f0ae4c48de90e4e9965eb
[INFO] running `"docker" "start" "-a" "79159e134277d1c741315f0fb44020f37ac590cd1a2f0ae4c48de90e4e9965eb"`
[INFO] [stderr]    Compiling rust_json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `"docker" "inspect" "79159e134277d1c741315f0fb44020f37ac590cd1a2f0ae4c48de90e4e9965eb"`
[INFO] running `"docker" "rm" "-f" "79159e134277d1c741315f0fb44020f37ac590cd1a2f0ae4c48de90e4e9965eb"`
[INFO] [stdout] 79159e134277d1c741315f0fb44020f37ac590cd1a2f0ae4c48de90e4e9965eb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/baban/rust_json:/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] 4215b4507d73eb95b549b9ade659b37bb96df20ef3ec2799bd75851c1904c6b8
[INFO] running `"docker" "start" "-a" "4215b4507d73eb95b549b9ade659b37bb96df20ef3ec2799bd75851c1904c6b8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_json-a175362cae2810ea
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_json-7e6d41188e483d93
[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] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::f64_works ... ok
[INFO] [stdout] test tests::array_works ... ok
[INFO] [stdout] test tests::f32_works ... ok
[INFO] [stdout] test tests::false_works ... ok
[INFO] [stdout] test tests::hash_works ... ok
[INFO] [stdout] test tests::i64_works ... ok
[INFO] [stdout] test tests::i32_works ... ok
[INFO] [stdout] test tests::i16_works ... ok
[INFO] [stdout] test tests::u32_works ... ok
[INFO] [stdout] test tests::u16_works ... ok
[INFO] [stdout] test tests::true_works ... ok
[INFO] [stdout] test tests::string_works ... ok
[INFO] [stdout] test tests::null_works ... ok
[INFO] [stdout] test tests::one_hash_works ... ok
[INFO] [stdout] test tests::isize_works ... ok
[INFO] [stdout] test tests::i8_works ... ok
[INFO] [stdout] test tests::u64_works ... ok
[INFO] [stdout] test tests::u8_works ... ok
[INFO] [stdout] test tests::usize_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_json
[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" "4215b4507d73eb95b549b9ade659b37bb96df20ef3ec2799bd75851c1904c6b8"`
[INFO] running `"docker" "rm" "-f" "4215b4507d73eb95b549b9ade659b37bb96df20ef3ec2799bd75851c1904c6b8"`
[INFO] [stdout] 4215b4507d73eb95b549b9ade659b37bb96df20ef3ec2799bd75851c1904c6b8