[INFO] updating cached repository jgrosso/mandelbrot-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jgrosso/mandelbrot-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jgrosso/mandelbrot-rs" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jgrosso/mandelbrot-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jgrosso/mandelbrot-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jgrosso/mandelbrot-rs" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jgrosso/mandelbrot-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jgrosso/mandelbrot-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c10f4a3fb0b83e10b4c619c54b086a79b367985d
[INFO] sha for GitHub repo jgrosso/mandelbrot-rs: c10f4a3fb0b83e10b4c619c54b086a79b367985d
[INFO] validating manifest of jgrosso/mandelbrot-rs 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 jgrosso/mandelbrot-rs 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 jgrosso/mandelbrot-rs
[INFO] finished frobbing jgrosso/mandelbrot-rs
[INFO] frobbed toml for jgrosso/mandelbrot-rs written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jgrosso/mandelbrot-rs/Cargo.toml
[INFO] started frobbing jgrosso/mandelbrot-rs
[INFO] finished frobbing jgrosso/mandelbrot-rs
[INFO] frobbed toml for jgrosso/mandelbrot-rs written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jgrosso/mandelbrot-rs/Cargo.toml
[INFO] crate jgrosso/mandelbrot-rs 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 jgrosso/mandelbrot-rs against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jgrosso/mandelbrot-rs:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] a94078f9b3bf22adf9999068537fd5f57bf01cf616972f2d65d7bf890138e69e
[INFO] running `"docker" "start" "-a" "a94078f9b3bf22adf9999068537fd5f57bf01cf616972f2d65d7bf890138e69e"`
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling mandelbrot-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.50s
[INFO] running `"docker" "inspect" "a94078f9b3bf22adf9999068537fd5f57bf01cf616972f2d65d7bf890138e69e"`
[INFO] running `"docker" "rm" "-f" "a94078f9b3bf22adf9999068537fd5f57bf01cf616972f2d65d7bf890138e69e"`
[INFO] [stdout] a94078f9b3bf22adf9999068537fd5f57bf01cf616972f2d65d7bf890138e69e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jgrosso/mandelbrot-rs:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] a9d2445c8f8f78a18f9d1e7b7da979faed2cf059595a7eb1fc3bb898bccf37c3
[INFO] running `"docker" "start" "-a" "a9d2445c8f8f78a18f9d1e7b7da979faed2cf059595a7eb1fc3bb898bccf37c3"`
[INFO] [stderr]    Compiling mandelbrot-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "a9d2445c8f8f78a18f9d1e7b7da979faed2cf059595a7eb1fc3bb898bccf37c3"`
[INFO] running `"docker" "rm" "-f" "a9d2445c8f8f78a18f9d1e7b7da979faed2cf059595a7eb1fc3bb898bccf37c3"`
[INFO] [stdout] a9d2445c8f8f78a18f9d1e7b7da979faed2cf059595a7eb1fc3bb898bccf37c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jgrosso/mandelbrot-rs:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 0066e9981360c47b4ee7d1b39ec3111d3e81461eee038cd24a2b2b09e0fafd7f
[INFO] running `"docker" "start" "-a" "0066e9981360c47b4ee7d1b39ec3111d3e81461eee038cd24a2b2b09e0fafd7f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot_rs-f124a1f148efdb3e
[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" "0066e9981360c47b4ee7d1b39ec3111d3e81461eee038cd24a2b2b09e0fafd7f"`
[INFO] running `"docker" "rm" "-f" "0066e9981360c47b4ee7d1b39ec3111d3e81461eee038cd24a2b2b09e0fafd7f"`
[INFO] [stdout] 0066e9981360c47b4ee7d1b39ec3111d3e81461eee038cd24a2b2b09e0fafd7f