[INFO] updating cached repository ProgrammingRust/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ProgrammingRust/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ProgrammingRust/mandelbrot" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ProgrammingRust/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ProgrammingRust/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ProgrammingRust/mandelbrot" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ProgrammingRust/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ProgrammingRust/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8a9abadc21c20ecea5522e808d92397b1bf6638e
[INFO] sha for GitHub repo ProgrammingRust/mandelbrot: 8a9abadc21c20ecea5522e808d92397b1bf6638e
[INFO] validating manifest of ProgrammingRust/mandelbrot on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ProgrammingRust/mandelbrot on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ProgrammingRust/mandelbrot
[INFO] finished frobbing ProgrammingRust/mandelbrot
[INFO] frobbed toml for ProgrammingRust/mandelbrot written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ProgrammingRust/mandelbrot/Cargo.toml
[INFO] started frobbing ProgrammingRust/mandelbrot
[INFO] finished frobbing ProgrammingRust/mandelbrot
[INFO] frobbed toml for ProgrammingRust/mandelbrot written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ProgrammingRust/mandelbrot/Cargo.toml
[INFO] crate ProgrammingRust/mandelbrot has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ProgrammingRust/mandelbrot against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ProgrammingRust/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 8ec0f7a3e0bb18ff9c757947c51a41f0d541830aa4b32d788a39b9a260d8364e
[INFO] running `"docker" "start" "-a" "8ec0f7a3e0bb18ff9c757947c51a41f0d541830aa4b32d788a39b9a260d8364e"`
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling mandelbrot v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.86s
[INFO] running `"docker" "inspect" "8ec0f7a3e0bb18ff9c757947c51a41f0d541830aa4b32d788a39b9a260d8364e"`
[INFO] running `"docker" "rm" "-f" "8ec0f7a3e0bb18ff9c757947c51a41f0d541830aa4b32d788a39b9a260d8364e"`
[INFO] [stdout] 8ec0f7a3e0bb18ff9c757947c51a41f0d541830aa4b32d788a39b9a260d8364e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ProgrammingRust/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] fc8b6d39726bd5b066b06b319e9d6d51d0facbfa94ca0c18ec792eaa6c3c0c52
[INFO] running `"docker" "start" "-a" "fc8b6d39726bd5b066b06b319e9d6d51d0facbfa94ca0c18ec792eaa6c3c0c52"`
[INFO] [stderr]    Compiling mandelbrot v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "fc8b6d39726bd5b066b06b319e9d6d51d0facbfa94ca0c18ec792eaa6c3c0c52"`
[INFO] running `"docker" "rm" "-f" "fc8b6d39726bd5b066b06b319e9d6d51d0facbfa94ca0c18ec792eaa6c3c0c52"`
[INFO] [stdout] fc8b6d39726bd5b066b06b319e9d6d51d0facbfa94ca0c18ec792eaa6c3c0c52
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ProgrammingRust/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] aba075a1dbc602fc6b0b22066ca38824091b669bf176fd52ee66f58c96a3639c
[INFO] running `"docker" "start" "-a" "aba075a1dbc602fc6b0b22066ca38824091b669bf176fd52ee66f58c96a3639c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-89ac2f6e44d1db90
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_parse_pair ... ok
[INFO] [stdout] test test_pixel_to_point ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "aba075a1dbc602fc6b0b22066ca38824091b669bf176fd52ee66f58c96a3639c"`
[INFO] running `"docker" "rm" "-f" "aba075a1dbc602fc6b0b22066ca38824091b669bf176fd52ee66f58c96a3639c"`
[INFO] [stdout] aba075a1dbc602fc6b0b22066ca38824091b669bf176fd52ee66f58c96a3639c