[INFO] updating cached repository akito19/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/akito19/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/akito19/mandelbrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/akito19/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/akito19/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/akito19/mandelbrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/akito19/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/akito19/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e4a80e4ecd5d69034028f01e43f1090a9222f99b
[INFO] sha for GitHub repo akito19/mandelbrot: e4a80e4ecd5d69034028f01e43f1090a9222f99b
[INFO] validating manifest of akito19/mandelbrot 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 akito19/mandelbrot 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 akito19/mandelbrot
[INFO] finished frobbing akito19/mandelbrot
[INFO] frobbed toml for akito19/mandelbrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/akito19/mandelbrot/Cargo.toml
[INFO] started frobbing akito19/mandelbrot
[INFO] finished frobbing akito19/mandelbrot
[INFO] frobbed toml for akito19/mandelbrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/akito19/mandelbrot/Cargo.toml
[INFO] crate akito19/mandelbrot 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 akito19/mandelbrot 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-1/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/akito19/mandelbrot:/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] 3a0dd708b3e24bd61c1729954aa2bc338023fc27de3d34505bcd2ac286b569cf
[INFO] running `"docker" "start" "-a" "3a0dd708b3e24bd61c1729954aa2bc338023fc27de3d34505bcd2ac286b569cf"`
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling inflate v0.2.0
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling image v0.13.0
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.95s
[INFO] running `"docker" "inspect" "3a0dd708b3e24bd61c1729954aa2bc338023fc27de3d34505bcd2ac286b569cf"`
[INFO] running `"docker" "rm" "-f" "3a0dd708b3e24bd61c1729954aa2bc338023fc27de3d34505bcd2ac286b569cf"`
[INFO] [stdout] 3a0dd708b3e24bd61c1729954aa2bc338023fc27de3d34505bcd2ac286b569cf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/akito19/mandelbrot:/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] 4331b6216bfb5e92810da71b21856fa34c997ac462cff9bebed5fcd0de8181bd
[INFO] running `"docker" "start" "-a" "4331b6216bfb5e92810da71b21856fa34c997ac462cff9bebed5fcd0de8181bd"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: expected identifier, found `-`
[INFO] [stderr]    --> src/main.rs:149:36
[INFO] [stderr]     |
[INFO] [stderr] 149 |                Complex { re: -0.5, -0.5 });
[INFO] [stderr]     |                -------             ^ expected identifier
[INFO] [stderr]     |                |
[INFO] [stderr]     |                while parsing this struct
[INFO] [stderr] 
[INFO] [stderr] error[E0063]: missing field `im` in initializer of `num::Complex<_>`
[INFO] [stderr]    --> src/main.rs:149:16
[INFO] [stderr]     |
[INFO] [stderr] 149 |                Complex { re: -0.5, -0.5 });
[INFO] [stderr]     |                ^^^^^^^ missing `im`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0063`.
[INFO] [stderr] error: Could not compile `mandelbrot`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4331b6216bfb5e92810da71b21856fa34c997ac462cff9bebed5fcd0de8181bd"`
[INFO] running `"docker" "rm" "-f" "4331b6216bfb5e92810da71b21856fa34c997ac462cff9bebed5fcd0de8181bd"`
[INFO] [stdout] 4331b6216bfb5e92810da71b21856fa34c997ac462cff9bebed5fcd0de8181bd