[INFO] updating cached repository ganity/rust-json-db
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ganity/rust-json-db
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ganity/rust-json-db" "work/ex/beta-1.38-1/sources/1.37.0/gh/ganity/rust-json-db"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ganity/rust-json-db'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ganity/rust-json-db" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ganity/rust-json-db"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ganity/rust-json-db'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e5c9bd6ca3421a706eb2d857bf8df8e07bced268
[INFO] sha for GitHub repo ganity/rust-json-db: e5c9bd6ca3421a706eb2d857bf8df8e07bced268
[INFO] validating manifest of ganity/rust-json-db 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 ganity/rust-json-db 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 ganity/rust-json-db
[INFO] finished frobbing ganity/rust-json-db
[INFO] frobbed toml for ganity/rust-json-db written to work/ex/beta-1.38-1/sources/1.37.0/gh/ganity/rust-json-db/Cargo.toml
[INFO] started frobbing ganity/rust-json-db
[INFO] finished frobbing ganity/rust-json-db
[INFO] frobbed toml for ganity/rust-json-db written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ganity/rust-json-db/Cargo.toml
[INFO] crate ganity/rust-json-db 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 ganity/rust-json-db 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ganity/rust-json-db:/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] d389df13063386cb414d273cd640906eab0f928f117deedd922d57ffc5565b8b
[INFO] running `"docker" "start" "-a" "d389df13063386cb414d273cd640906eab0f928f117deedd922d57ffc5565b8b"`
[INFO] [stderr]    Compiling json v0.11.6
[INFO] [stderr]    Compiling rust-json-demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `"docker" "inspect" "d389df13063386cb414d273cd640906eab0f928f117deedd922d57ffc5565b8b"`
[INFO] running `"docker" "rm" "-f" "d389df13063386cb414d273cd640906eab0f928f117deedd922d57ffc5565b8b"`
[INFO] [stdout] d389df13063386cb414d273cd640906eab0f928f117deedd922d57ffc5565b8b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ganity/rust-json-db:/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] ba6ba31707ecd88d5fbd434b40db57a6bf63b9aec6eee0eabc33924fa0721831
[INFO] running `"docker" "start" "-a" "ba6ba31707ecd88d5fbd434b40db57a6bf63b9aec6eee0eabc33924fa0721831"`
[INFO] [stderr]    Compiling rust-json-demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "ba6ba31707ecd88d5fbd434b40db57a6bf63b9aec6eee0eabc33924fa0721831"`
[INFO] running `"docker" "rm" "-f" "ba6ba31707ecd88d5fbd434b40db57a6bf63b9aec6eee0eabc33924fa0721831"`
[INFO] [stdout] ba6ba31707ecd88d5fbd434b40db57a6bf63b9aec6eee0eabc33924fa0721831
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ganity/rust-json-db:/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] 64eb08bc53440d5e1a885e73a8f81f7742a0c3df25296086a8575abb74bf662c
[INFO] running `"docker" "start" "-a" "64eb08bc53440d5e1a885e73a8f81f7742a0c3df25296086a8575abb74bf662c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_json_demo-81a67adbfdbcaf97
[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" "64eb08bc53440d5e1a885e73a8f81f7742a0c3df25296086a8575abb74bf662c"`
[INFO] running `"docker" "rm" "-f" "64eb08bc53440d5e1a885e73a8f81f7742a0c3df25296086a8575abb74bf662c"`
[INFO] [stdout] 64eb08bc53440d5e1a885e73a8f81f7742a0c3df25296086a8575abb74bf662c