[INFO] crate piston_mix_economy 0.2.0 is already in cache
[INFO] testing piston_mix_economy-0.2.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate piston_mix_economy 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate piston_mix_economy 0.2.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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 /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 06e142dbca187eff7ad00c020d4c9db60e5eacab21f4234c112f064e80f622a9
[INFO] running `"docker" "start" "-a" "06e142dbca187eff7ad00c020d4c9db60e5eacab21f4234c112f064e80f622a9"`
[INFO] [stderr]    Compiling piston_mix_economy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "06e142dbca187eff7ad00c020d4c9db60e5eacab21f4234c112f064e80f622a9"`
[INFO] running `"docker" "rm" "-f" "06e142dbca187eff7ad00c020d4c9db60e5eacab21f4234c112f064e80f622a9"`
[INFO] [stdout] 06e142dbca187eff7ad00c020d4c9db60e5eacab21f4234c112f064e80f622a9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11736e754ee5d115a93d5476369551f59411fb7644c498cac6a1c93ab2031dd1
[INFO] running `"docker" "start" "-a" "11736e754ee5d115a93d5476369551f59411fb7644c498cac6a1c93ab2031dd1"`
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling piston-float v0.2.0
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling bitflags v0.6.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling piston-texture v0.5.0
[INFO] [stderr]    Compiling interpolation v0.1.0
[INFO] [stderr]    Compiling read_color v0.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.2.1
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling piston-viewport v0.2.0
[INFO] [stderr]    Compiling vecmath v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling draw_state v0.6.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling pistoncore-input v0.14.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling piston2d-graphics v0.17.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling gfx_core v0.4.0
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling stb_truetype v0.2.8
[INFO] [stderr]    Compiling pistoncore-window v0.22.1
[INFO] [stderr]    Compiling piston-timer_controller v0.6.0
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling rusttype v0.2.4
[INFO] [stderr]    Compiling pistoncore-event_loop v0.25.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling piston v0.25.1
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling gfx v0.12.2
[INFO] [stderr]    Compiling piston-gfx_texture v0.17.0
[INFO] [stderr]    Compiling gfx_device_gl v0.11.2
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.31.2
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.5.11
[INFO] [stderr]    Compiling wayland-kbd v0.3.6
[INFO] [stderr]    Compiling wayland-window v0.2.3
[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 read: `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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `"docker" "inspect" "11736e754ee5d115a93d5476369551f59411fb7644c498cac6a1c93ab2031dd1"`
[INFO] running `"docker" "rm" "-f" "11736e754ee5d115a93d5476369551f59411fb7644c498cac6a1c93ab2031dd1"`
[INFO] [stdout] 11736e754ee5d115a93d5476369551f59411fb7644c498cac6a1c93ab2031dd1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6cbfa9d1af332cdbd15b87463678c3907f1170816eb1821e25d40f5b9880f169
[INFO] running `"docker" "start" "-a" "6cbfa9d1af332cdbd15b87463678c3907f1170816eb1821e25d40f5b9880f169"`
[INFO] [stderr] warning: field is never read: `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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/piston_mix_economy-68957e10c0831eb3
[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" "6cbfa9d1af332cdbd15b87463678c3907f1170816eb1821e25d40f5b9880f169"`
[INFO] running `"docker" "rm" "-f" "6cbfa9d1af332cdbd15b87463678c3907f1170816eb1821e25d40f5b9880f169"`
[INFO] [stdout] 6cbfa9d1af332cdbd15b87463678c3907f1170816eb1821e25d40f5b9880f169