[INFO] updating cached repository bjrnt/fractals
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bjrnt/fractals
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bjrnt/fractals" "work/ex/beta-1.38-1/sources/1.37.0/gh/bjrnt/fractals"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bjrnt/fractals'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bjrnt/fractals" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bjrnt/fractals"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bjrnt/fractals'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2f1752cd122c5ecdbc385d6920442e8331098071
[INFO] sha for GitHub repo bjrnt/fractals: 2f1752cd122c5ecdbc385d6920442e8331098071
[INFO] validating manifest of bjrnt/fractals 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 bjrnt/fractals 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 bjrnt/fractals
[INFO] finished frobbing bjrnt/fractals
[INFO] frobbed toml for bjrnt/fractals written to work/ex/beta-1.38-1/sources/1.37.0/gh/bjrnt/fractals/Cargo.toml
[INFO] started frobbing bjrnt/fractals
[INFO] finished frobbing bjrnt/fractals
[INFO] frobbed toml for bjrnt/fractals written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bjrnt/fractals/Cargo.toml
[INFO] crate bjrnt/fractals 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 bjrnt/fractals 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-5/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/bjrnt/fractals:/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] c35c667bc5348ea9d92f874f304b2596638191d03d1f0f914b0e9420526cbe32
[INFO] running `"docker" "start" "-a" "c35c667bc5348ea9d92f874f304b2596638191d03d1f0f914b0e9420526cbe32"`
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling image v0.12.2
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling fractals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Linear`
[INFO] [stderr]   --> src/animation.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Linear,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `easing`
[INFO] [stderr]   --> src/animation.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     easing: Easing
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.84s
[INFO] running `"docker" "inspect" "c35c667bc5348ea9d92f874f304b2596638191d03d1f0f914b0e9420526cbe32"`
[INFO] running `"docker" "rm" "-f" "c35c667bc5348ea9d92f874f304b2596638191d03d1f0f914b0e9420526cbe32"`
[INFO] [stdout] c35c667bc5348ea9d92f874f304b2596638191d03d1f0f914b0e9420526cbe32
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/bjrnt/fractals:/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] 7afef07cc75c6aaf15b1bebb6c3cbc17dd190a2f461371c756b2bc9d66e12a63
[INFO] running `"docker" "start" "-a" "7afef07cc75c6aaf15b1bebb6c3cbc17dd190a2f461371c756b2bc9d66e12a63"`
[INFO] [stderr]    Compiling fractals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Linear`
[INFO] [stderr]   --> src/animation.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Linear,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `easing`
[INFO] [stderr]   --> src/animation.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     easing: Easing
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "7afef07cc75c6aaf15b1bebb6c3cbc17dd190a2f461371c756b2bc9d66e12a63"`
[INFO] running `"docker" "rm" "-f" "7afef07cc75c6aaf15b1bebb6c3cbc17dd190a2f461371c756b2bc9d66e12a63"`
[INFO] [stdout] 7afef07cc75c6aaf15b1bebb6c3cbc17dd190a2f461371c756b2bc9d66e12a63
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/bjrnt/fractals:/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] 9d7a8bfc2b9a45297c50f7bc045c92da9bca7baa94f947e0eaa852607bfcc3f6
[INFO] running `"docker" "start" "-a" "9d7a8bfc2b9a45297c50f7bc045c92da9bca7baa94f947e0eaa852607bfcc3f6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fractals-cb1b345f7b7f3fb7
[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" "9d7a8bfc2b9a45297c50f7bc045c92da9bca7baa94f947e0eaa852607bfcc3f6"`
[INFO] running `"docker" "rm" "-f" "9d7a8bfc2b9a45297c50f7bc045c92da9bca7baa94f947e0eaa852607bfcc3f6"`
[INFO] [stdout] 9d7a8bfc2b9a45297c50f7bc045c92da9bca7baa94f947e0eaa852607bfcc3f6