[INFO] updating cached repository vorner/jsonpp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vorner/jsonpp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vorner/jsonpp" "work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/jsonpp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/jsonpp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vorner/jsonpp" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vorner/jsonpp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vorner/jsonpp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eb0b02512442af6b0477ff8d99d744c4b080de54
[INFO] sha for GitHub repo vorner/jsonpp: eb0b02512442af6b0477ff8d99d744c4b080de54
[INFO] validating manifest of vorner/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 vorner/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 vorner/jsonpp
[INFO] finished frobbing vorner/jsonpp
[INFO] frobbed toml for vorner/jsonpp written to work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/jsonpp/Cargo.toml
[INFO] started frobbing vorner/jsonpp
[INFO] finished frobbing vorner/jsonpp
[INFO] frobbed toml for vorner/jsonpp written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vorner/jsonpp/Cargo.toml
[INFO] crate vorner/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing vorner/jsonpp 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 6b14fb07c6982d24c2fb6de36dc59fcca85bcc86d90bb66ae57c2bfbb7b0921f
[INFO] running `"docker" "start" "-a" "6b14fb07c6982d24c2fb6de36dc59fcca85bcc86d90bb66ae57c2bfbb7b0921f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.44
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling backtrace v0.3.6
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling jsonpp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.79s
[INFO] running `"docker" "inspect" "6b14fb07c6982d24c2fb6de36dc59fcca85bcc86d90bb66ae57c2bfbb7b0921f"`
[INFO] running `"docker" "rm" "-f" "6b14fb07c6982d24c2fb6de36dc59fcca85bcc86d90bb66ae57c2bfbb7b0921f"`
[INFO] [stdout] 6b14fb07c6982d24c2fb6de36dc59fcca85bcc86d90bb66ae57c2bfbb7b0921f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a9a268eaff15c4810d2849c0412a9e8f384b236898635990bb5549d03c8ea0dc
[INFO] running `"docker" "start" "-a" "a9a268eaff15c4810d2849c0412a9e8f384b236898635990bb5549d03c8ea0dc"`
[INFO] [stderr]    Compiling jsonpp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "a9a268eaff15c4810d2849c0412a9e8f384b236898635990bb5549d03c8ea0dc"`
[INFO] running `"docker" "rm" "-f" "a9a268eaff15c4810d2849c0412a9e8f384b236898635990bb5549d03c8ea0dc"`
[INFO] [stdout] a9a268eaff15c4810d2849c0412a9e8f384b236898635990bb5549d03c8ea0dc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vorner/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 78915f8e5c1abc5b9980e05bc18522a9f29d7eb8ac609e89c7d85c06a3799603
[INFO] running `"docker" "start" "-a" "78915f8e5c1abc5b9980e05bc18522a9f29d7eb8ac609e89c7d85c06a3799603"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jsonpp-7e0f8b92b0eacc35
[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" "78915f8e5c1abc5b9980e05bc18522a9f29d7eb8ac609e89c7d85c06a3799603"`
[INFO] running `"docker" "rm" "-f" "78915f8e5c1abc5b9980e05bc18522a9f29d7eb8ac609e89c7d85c06a3799603"`
[INFO] [stdout] 78915f8e5c1abc5b9980e05bc18522a9f29d7eb8ac609e89c7d85c06a3799603