[INFO] updating cached repository jonmorehouse/jsonpp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jonmorehouse/jsonpp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jonmorehouse/jsonpp" "work/ex/beta-1.38-1/sources/1.37.0/gh/jonmorehouse/jsonpp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jonmorehouse/jsonpp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jonmorehouse/jsonpp" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jonmorehouse/jsonpp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jonmorehouse/jsonpp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 158b27495575fb11b5e01991e4038198c94c5bf5
[INFO] sha for GitHub repo jonmorehouse/jsonpp: 158b27495575fb11b5e01991e4038198c94c5bf5
[INFO] validating manifest of jonmorehouse/jsonpp 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 jonmorehouse/jsonpp 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 jonmorehouse/jsonpp
[INFO] finished frobbing jonmorehouse/jsonpp
[INFO] frobbed toml for jonmorehouse/jsonpp written to work/ex/beta-1.38-1/sources/1.37.0/gh/jonmorehouse/jsonpp/Cargo.toml
[INFO] started frobbing jonmorehouse/jsonpp
[INFO] finished frobbing jonmorehouse/jsonpp
[INFO] frobbed toml for jonmorehouse/jsonpp written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jonmorehouse/jsonpp/Cargo.toml
[INFO] crate jonmorehouse/jsonpp 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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jonmorehouse/jsonpp/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 jonmorehouse/jsonpp 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-0/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/jonmorehouse/jsonpp:/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] 84dc3997da5b6bc8c88b0fd9c66e5d6b5d7fd8170a39b8e8cfb39b41eaf75643
[INFO] running `"docker" "start" "-a" "84dc3997da5b6bc8c88b0fd9c66e5d6b5d7fd8170a39b8e8cfb39b41eaf75643"`
[INFO] [stderr]    Compiling jsonpp v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "84dc3997da5b6bc8c88b0fd9c66e5d6b5d7fd8170a39b8e8cfb39b41eaf75643"`
[INFO] running `"docker" "rm" "-f" "84dc3997da5b6bc8c88b0fd9c66e5d6b5d7fd8170a39b8e8cfb39b41eaf75643"`
[INFO] [stdout] 84dc3997da5b6bc8c88b0fd9c66e5d6b5d7fd8170a39b8e8cfb39b41eaf75643
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/jonmorehouse/jsonpp:/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] b7c87a05a15b63b87cb8f72360597d2d2b2dd3c0ad88b9fc19aa7af943c001ab
[INFO] running `"docker" "start" "-a" "b7c87a05a15b63b87cb8f72360597d2d2b2dd3c0ad88b9fc19aa7af943c001ab"`
[INFO] [stderr]    Compiling jsonpp v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "b7c87a05a15b63b87cb8f72360597d2d2b2dd3c0ad88b9fc19aa7af943c001ab"`
[INFO] running `"docker" "rm" "-f" "b7c87a05a15b63b87cb8f72360597d2d2b2dd3c0ad88b9fc19aa7af943c001ab"`
[INFO] [stdout] b7c87a05a15b63b87cb8f72360597d2d2b2dd3c0ad88b9fc19aa7af943c001ab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/jonmorehouse/jsonpp:/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] d96d8d1d49b4e72833927de95232f7bcea21d3bf0d4b28905772648184e5958d
[INFO] running `"docker" "start" "-a" "d96d8d1d49b4e72833927de95232f7bcea21d3bf0d4b28905772648184e5958d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jsonpp-19e0230ab5affbde
[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" "d96d8d1d49b4e72833927de95232f7bcea21d3bf0d4b28905772648184e5958d"`
[INFO] running `"docker" "rm" "-f" "d96d8d1d49b4e72833927de95232f7bcea21d3bf0d4b28905772648184e5958d"`
[INFO] [stdout] d96d8d1d49b4e72833927de95232f7bcea21d3bf0d4b28905772648184e5958d