[INFO] updating cached repository nicholasnelson/rust-mandlebrot-toy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nicholasnelson/rust-mandlebrot-toy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nicholasnelson/rust-mandlebrot-toy" "work/ex/beta-1.38-1/sources/1.37.0/gh/nicholasnelson/rust-mandlebrot-toy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nicholasnelson/rust-mandlebrot-toy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nicholasnelson/rust-mandlebrot-toy" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicholasnelson/rust-mandlebrot-toy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicholasnelson/rust-mandlebrot-toy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1dac8c4aa3df9c85634fab384e4893395b9ca2c0
[INFO] sha for GitHub repo nicholasnelson/rust-mandlebrot-toy: 1dac8c4aa3df9c85634fab384e4893395b9ca2c0
[INFO] validating manifest of nicholasnelson/rust-mandlebrot-toy 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 nicholasnelson/rust-mandlebrot-toy 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 nicholasnelson/rust-mandlebrot-toy
[INFO] finished frobbing nicholasnelson/rust-mandlebrot-toy
[INFO] frobbed toml for nicholasnelson/rust-mandlebrot-toy written to work/ex/beta-1.38-1/sources/1.37.0/gh/nicholasnelson/rust-mandlebrot-toy/Cargo.toml
[INFO] started frobbing nicholasnelson/rust-mandlebrot-toy
[INFO] finished frobbing nicholasnelson/rust-mandlebrot-toy
[INFO] frobbed toml for nicholasnelson/rust-mandlebrot-toy written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicholasnelson/rust-mandlebrot-toy/Cargo.toml
[INFO] crate nicholasnelson/rust-mandlebrot-toy 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nicholasnelson/rust-mandlebrot-toy 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/nicholasnelson/rust-mandlebrot-toy:/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] 9514f495618d1c59cb07f508cff21d25727b45d048a60add10926d03991a495e
[INFO] running `"docker" "start" "-a" "9514f495618d1c59cb07f508cff21d25727b45d048a60add10926d03991a495e"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.25
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling png v0.14.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling mandle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.88s
[INFO] running `"docker" "inspect" "9514f495618d1c59cb07f508cff21d25727b45d048a60add10926d03991a495e"`
[INFO] running `"docker" "rm" "-f" "9514f495618d1c59cb07f508cff21d25727b45d048a60add10926d03991a495e"`
[INFO] [stdout] 9514f495618d1c59cb07f508cff21d25727b45d048a60add10926d03991a495e
[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/nicholasnelson/rust-mandlebrot-toy:/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] 78270ec6bba90cbdaa0fabf3e460de75884ecdaba12fc80e5f18c82daf33bae5
[INFO] running `"docker" "start" "-a" "78270ec6bba90cbdaa0fabf3e460de75884ecdaba12fc80e5f18c82daf33bae5"`
[INFO] [stderr]    Compiling mandle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "78270ec6bba90cbdaa0fabf3e460de75884ecdaba12fc80e5f18c82daf33bae5"`
[INFO] running `"docker" "rm" "-f" "78270ec6bba90cbdaa0fabf3e460de75884ecdaba12fc80e5f18c82daf33bae5"`
[INFO] [stdout] 78270ec6bba90cbdaa0fabf3e460de75884ecdaba12fc80e5f18c82daf33bae5
[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/nicholasnelson/rust-mandlebrot-toy:/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"`
[INFO] [stdout] 916b89a37dd966f91ac502ad9ea9676d640eeea8de201515932b2dcdb785a742
[INFO] running `"docker" "start" "-a" "916b89a37dd966f91ac502ad9ea9676d640eeea8de201515932b2dcdb785a742"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandle-03818233a30b4fb3
[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" "916b89a37dd966f91ac502ad9ea9676d640eeea8de201515932b2dcdb785a742"`
[INFO] running `"docker" "rm" "-f" "916b89a37dd966f91ac502ad9ea9676d640eeea8de201515932b2dcdb785a742"`
[INFO] [stdout] 916b89a37dd966f91ac502ad9ea9676d640eeea8de201515932b2dcdb785a742