[INFO] updating cached repository usbalbin/liquid_sim
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/usbalbin/liquid_sim
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/usbalbin/liquid_sim" "work/ex/beta-1.38-1/sources/1.37.0/gh/usbalbin/liquid_sim"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/usbalbin/liquid_sim'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/usbalbin/liquid_sim" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/usbalbin/liquid_sim"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/usbalbin/liquid_sim'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f7c3e23772460763530bd0eada322720d2c19aff
[INFO] sha for GitHub repo usbalbin/liquid_sim: f7c3e23772460763530bd0eada322720d2c19aff
[INFO] validating manifest of usbalbin/liquid_sim 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 usbalbin/liquid_sim 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 usbalbin/liquid_sim
[INFO] finished frobbing usbalbin/liquid_sim
[INFO] frobbed toml for usbalbin/liquid_sim written to work/ex/beta-1.38-1/sources/1.37.0/gh/usbalbin/liquid_sim/Cargo.toml
[INFO] started frobbing usbalbin/liquid_sim
[INFO] finished frobbing usbalbin/liquid_sim
[INFO] frobbed toml for usbalbin/liquid_sim written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/usbalbin/liquid_sim/Cargo.toml
[INFO] crate usbalbin/liquid_sim 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 usbalbin/liquid_sim against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/usbalbin/liquid_sim:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 6a4a177e2aa59edb88ecf83f72fd51285b095f44b6b26df778d337d26d81a881
[INFO] running `"docker" "start" "-a" "6a4a177e2aa59edb88ecf83f72fd51285b095f44b6b26df778d337d26d81a881"`
[INFO] [stderr]    Compiling token_store v0.1.2
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling x11-dl v2.17.2
[INFO] [stderr]    Compiling shared_library v0.1.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling dlib v0.4.0
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]    Compiling wayland-sys v0.12.5
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling glutin v0.11.0
[INFO] [stderr]    Compiling glium v0.19.0
[INFO] [stderr]    Compiling wayland-kbd v0.13.1
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling wayland-window v0.13.2
[INFO] [stderr]    Compiling winit v0.9.0
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.9.10
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling liquid_sim v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/main.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let r = to_u8(128.0 + f.0);
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]    --> src/main.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let g = to_u8(128.0 + f.1);
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `neg`
[INFO] [stderr]    --> src/main.rs:266:1
[INFO] [stderr]     |
[INFO] [stderr] 266 | fn neg(a: &(f32, f32)) -> (f32, f32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `"docker" "inspect" "6a4a177e2aa59edb88ecf83f72fd51285b095f44b6b26df778d337d26d81a881"`
[INFO] running `"docker" "rm" "-f" "6a4a177e2aa59edb88ecf83f72fd51285b095f44b6b26df778d337d26d81a881"`
[INFO] [stdout] 6a4a177e2aa59edb88ecf83f72fd51285b095f44b6b26df778d337d26d81a881
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/usbalbin/liquid_sim:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 200323b96eed73855d4dd4bf929a0a5767d0be09dfdfb5a510b72ffd2d603c68
[INFO] running `"docker" "start" "-a" "200323b96eed73855d4dd4bf929a0a5767d0be09dfdfb5a510b72ffd2d603c68"`
[INFO] [stderr]    Compiling liquid_sim v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/main.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let r = to_u8(128.0 + f.0);
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]    --> src/main.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let g = to_u8(128.0 + f.1);
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `neg`
[INFO] [stderr]    --> src/main.rs:266:1
[INFO] [stderr]     |
[INFO] [stderr] 266 | fn neg(a: &(f32, f32)) -> (f32, f32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "200323b96eed73855d4dd4bf929a0a5767d0be09dfdfb5a510b72ffd2d603c68"`
[INFO] running `"docker" "rm" "-f" "200323b96eed73855d4dd4bf929a0a5767d0be09dfdfb5a510b72ffd2d603c68"`
[INFO] [stdout] 200323b96eed73855d4dd4bf929a0a5767d0be09dfdfb5a510b72ffd2d603c68
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/usbalbin/liquid_sim:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 94d2923af252747b2150fa89d72d26ac6cb83e6511f6877de1d49110ac17849d
[INFO] running `"docker" "start" "-a" "94d2923af252747b2150fa89d72d26ac6cb83e6511f6877de1d49110ac17849d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/liquid_sim-471a30a69391e698
[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" "94d2923af252747b2150fa89d72d26ac6cb83e6511f6877de1d49110ac17849d"`
[INFO] running `"docker" "rm" "-f" "94d2923af252747b2150fa89d72d26ac6cb83e6511f6877de1d49110ac17849d"`
[INFO] [stdout] 94d2923af252747b2150fa89d72d26ac6cb83e6511f6877de1d49110ac17849d