[INFO] updating cached repository Xymist/json_to_dot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Xymist/json_to_dot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Xymist/json_to_dot" "work/ex/beta-1.38-1/sources/1.37.0/gh/Xymist/json_to_dot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Xymist/json_to_dot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Xymist/json_to_dot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Xymist/json_to_dot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Xymist/json_to_dot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 32a2898e157f9bf5bf9b9870ddbdb6beaf78aaeb
[INFO] sha for GitHub repo Xymist/json_to_dot: 32a2898e157f9bf5bf9b9870ddbdb6beaf78aaeb
[INFO] validating manifest of Xymist/json_to_dot 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 Xymist/json_to_dot 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 Xymist/json_to_dot
[INFO] finished frobbing Xymist/json_to_dot
[INFO] frobbed toml for Xymist/json_to_dot written to work/ex/beta-1.38-1/sources/1.37.0/gh/Xymist/json_to_dot/Cargo.toml
[INFO] started frobbing Xymist/json_to_dot
[INFO] finished frobbing Xymist/json_to_dot
[INFO] frobbed toml for Xymist/json_to_dot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Xymist/json_to_dot/Cargo.toml
[INFO] crate Xymist/json_to_dot 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 Xymist/json_to_dot 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Xymist/json_to_dot:/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] 348baa02f10d666674563b111cdcefb9c2b34c1b2e220dd7e5a85d12c1d3470f
[INFO] running `"docker" "start" "-a" "348baa02f10d666674563b111cdcefb9c2b34c1b2e220dd7e5a85d12c1d3470f"`
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling json_to_dot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:26:14
[INFO] [stderr]    |
[INFO] [stderr] 26 |             0...99 => format!("{}", (((self.doneness as f32) + 1.0)/10.0).ceil() as i32),
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.08s
[INFO] running `"docker" "inspect" "348baa02f10d666674563b111cdcefb9c2b34c1b2e220dd7e5a85d12c1d3470f"`
[INFO] running `"docker" "rm" "-f" "348baa02f10d666674563b111cdcefb9c2b34c1b2e220dd7e5a85d12c1d3470f"`
[INFO] [stdout] 348baa02f10d666674563b111cdcefb9c2b34c1b2e220dd7e5a85d12c1d3470f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Xymist/json_to_dot:/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] 35de4e64fceb23935ce6f640b2fb090714b68212e2438203cb0d18c6b90ffcd0
[INFO] running `"docker" "start" "-a" "35de4e64fceb23935ce6f640b2fb090714b68212e2438203cb0d18c6b90ffcd0"`
[INFO] [stderr]    Compiling json_to_dot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:26:14
[INFO] [stderr]    |
[INFO] [stderr] 26 |             0...99 => format!("{}", (((self.doneness as f32) + 1.0)/10.0).ceil() as i32),
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "35de4e64fceb23935ce6f640b2fb090714b68212e2438203cb0d18c6b90ffcd0"`
[INFO] running `"docker" "rm" "-f" "35de4e64fceb23935ce6f640b2fb090714b68212e2438203cb0d18c6b90ffcd0"`
[INFO] [stdout] 35de4e64fceb23935ce6f640b2fb090714b68212e2438203cb0d18c6b90ffcd0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Xymist/json_to_dot:/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] 108752bf597c45192b87adb483cae53254e330e51ea29b89d30eb571d779a92e
[INFO] running `"docker" "start" "-a" "108752bf597c45192b87adb483cae53254e330e51ea29b89d30eb571d779a92e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/json_to_dot-d3cbd52cf3dc3de1
[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" "108752bf597c45192b87adb483cae53254e330e51ea29b89d30eb571d779a92e"`
[INFO] running `"docker" "rm" "-f" "108752bf597c45192b87adb483cae53254e330e51ea29b89d30eb571d779a92e"`
[INFO] [stdout] 108752bf597c45192b87adb483cae53254e330e51ea29b89d30eb571d779a92e