[INFO] crate piston_mix_economy 0.2.0 is already in cache
[INFO] testing piston_mix_economy-0.2.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate piston_mix_economy 0.2.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate piston_mix_economy 0.2.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate piston_mix_economy 0.2.0
[INFO] finished tweaking crates.io crate piston_mix_economy 0.2.0
[INFO] tweaked toml for crates.io crate piston_mix_economy 0.2.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] cf4796b1034e3b94a8a4856613eee67e838be6b36807fa92db4799a846140f62
[INFO] running `"docker" "start" "-a" "cf4796b1034e3b94a8a4856613eee67e838be6b36807fa92db4799a846140f62"`
[INFO] [stderr]    Compiling piston_mix_economy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "cf4796b1034e3b94a8a4856613eee67e838be6b36807fa92db4799a846140f62"`
[INFO] running `"docker" "rm" "-f" "cf4796b1034e3b94a8a4856613eee67e838be6b36807fa92db4799a846140f62"`
[INFO] [stdout] cf4796b1034e3b94a8a4856613eee67e838be6b36807fa92db4799a846140f62
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] d3b46fc73957c4f5c3b00d889b1b464f51b3f03dc4ef1692d50da9a62c2abc3f
[INFO] running `"docker" "start" "-a" "d3b46fc73957c4f5c3b00d889b1b464f51b3f03dc4ef1692d50da9a62c2abc3f"`
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling piston2d-graphics v0.17.3
[INFO] [stderr]    Compiling pistoncore-window v0.22.1
[INFO] [stderr]    Compiling piston-timer_controller v0.6.0
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling wayland-sys v0.5.11
[INFO] [stderr]    Compiling pistoncore-event_loop v0.25.1
[INFO] [stderr]    Compiling piston v0.25.1
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling wayland-kbd v0.3.6
[INFO] [stderr]    Compiling wayland-window v0.2.3
[INFO] [stderr]    Compiling piston-gfx_texture v0.17.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.31.2
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.30.0
[INFO] [stderr]    Compiling piston_window v0.53.0
[INFO] [stderr]    Compiling piston_mix_economy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never used: `min_tax_2`
[INFO] [stderr]   --> examples/random_transactions_solver.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     min_tax_2: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.10s
[INFO] running `"docker" "inspect" "d3b46fc73957c4f5c3b00d889b1b464f51b3f03dc4ef1692d50da9a62c2abc3f"`
[INFO] running `"docker" "rm" "-f" "d3b46fc73957c4f5c3b00d889b1b464f51b3f03dc4ef1692d50da9a62c2abc3f"`
[INFO] [stdout] d3b46fc73957c4f5c3b00d889b1b464f51b3f03dc4ef1692d50da9a62c2abc3f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 7e06582eb50bee1547ec61593a9fac50e2e186c0ee2c401f664cf19581cf388e
[INFO] running `"docker" "start" "-a" "7e06582eb50bee1547ec61593a9fac50e2e186c0ee2c401f664cf19581cf388e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/piston_mix_economy-ae0b51604d553f7e
[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] [stderr]    Doc-tests piston_mix_economy
[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" "7e06582eb50bee1547ec61593a9fac50e2e186c0ee2c401f664cf19581cf388e"`
[INFO] running `"docker" "rm" "-f" "7e06582eb50bee1547ec61593a9fac50e2e186c0ee2c401f664cf19581cf388e"`
[INFO] [stdout] 7e06582eb50bee1547ec61593a9fac50e2e186c0ee2c401f664cf19581cf388e