[INFO] updating cached repository tallen11/plummeting-particles
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tallen11/plummeting-particles
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tallen11/plummeting-particles" "work/ex/beta-1.38-1/sources/1.37.0/gh/tallen11/plummeting-particles"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tallen11/plummeting-particles'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tallen11/plummeting-particles" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tallen11/plummeting-particles"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tallen11/plummeting-particles'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 773b368dd4477d61a81fdeaa757af5f6589f8219
[INFO] sha for GitHub repo tallen11/plummeting-particles: 773b368dd4477d61a81fdeaa757af5f6589f8219
[INFO] validating manifest of tallen11/plummeting-particles 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 tallen11/plummeting-particles 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 tallen11/plummeting-particles
[INFO] finished frobbing tallen11/plummeting-particles
[INFO] frobbed toml for tallen11/plummeting-particles written to work/ex/beta-1.38-1/sources/1.37.0/gh/tallen11/plummeting-particles/Cargo.toml
[INFO] started frobbing tallen11/plummeting-particles
[INFO] finished frobbing tallen11/plummeting-particles
[INFO] frobbed toml for tallen11/plummeting-particles written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tallen11/plummeting-particles/Cargo.toml
[INFO] crate tallen11/plummeting-particles 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 tallen11/plummeting-particles 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-2/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/tallen11/plummeting-particles:/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] 3b10403c41d11466fb363e374b1aea00bb137c9e7d3d4b8159985357282a3652
[INFO] running `"docker" "start" "-a" "3b10403c41d11466fb363e374b1aea00bb137c9e7d3d4b8159985357282a3652"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling bitflags v1.0.5
[INFO] [stderr]    Compiling interpolation v0.2.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling stb_truetype v0.2.6
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling rusttype v0.7.6
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling draw_state v0.8.0
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling piston2d-graphics v0.30.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling wayland-sys v0.21.12
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.12
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling wayland-commons v0.21.12
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling wayland-client v0.21.12
[INFO] [stderr]    Compiling wayland-protocols v0.21.12
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.5
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.1
[INFO] [stderr]    Compiling gfx_core v0.8.3
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling pistoncore-input v0.24.0
[INFO] [stderr]    Compiling pistoncore-window v0.37.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.42.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.54.0
[INFO] [stderr]    Compiling piston v0.42.0
[INFO] [stderr]    Compiling gfx v0.17.1
[INFO] [stderr]    Compiling gfx_device_gl v0.15.5
[INFO] [stderr]    Compiling piston-gfx_texture v0.35.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.56.0
[INFO] [stderr]    Compiling piston_window v0.89.0
[INFO] [stderr]    Compiling plummeting-particles v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `update_arts`
[INFO] [stderr]   --> src/main.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |             Loop(Update(update_arts)) => {
[INFO] [stderr]    |                         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_update_arts`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/particle.rs:15:28
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn update_empty(&self, context: &mut Context) {
[INFO] [stderr]    |                            ^^^^^^^ help: consider prefixing with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/particle.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn update_wall(&self, context: &mut Context) {
[INFO] [stderr]    |                           ^^^^^^^ help: consider prefixing with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/particle.rs:34:27
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn update_wood(&self, context: &mut Context) {
[INFO] [stderr]    |                           ^^^^^^^ help: consider prefixing with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 35s
[INFO] running `"docker" "inspect" "3b10403c41d11466fb363e374b1aea00bb137c9e7d3d4b8159985357282a3652"`
[INFO] running `"docker" "rm" "-f" "3b10403c41d11466fb363e374b1aea00bb137c9e7d3d4b8159985357282a3652"`
[INFO] [stdout] 3b10403c41d11466fb363e374b1aea00bb137c9e7d3d4b8159985357282a3652
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/tallen11/plummeting-particles:/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] 04a8df91f516bab5a39825ec76959c1ec687185e4a14c3ba806c1e9daaea4b70
[INFO] running `"docker" "start" "-a" "04a8df91f516bab5a39825ec76959c1ec687185e4a14c3ba806c1e9daaea4b70"`
[INFO] [stderr]    Compiling plummeting-particles v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `update_arts`
[INFO] [stderr]   --> src/main.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |             Loop(Update(update_arts)) => {
[INFO] [stderr]    |                         ^^^^^^^^^^^ help: consider prefixing with an underscore: `_update_arts`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/particle.rs:15:28
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn update_empty(&self, context: &mut Context) {
[INFO] [stderr]    |                            ^^^^^^^ help: consider prefixing with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/particle.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn update_wall(&self, context: &mut Context) {
[INFO] [stderr]    |                           ^^^^^^^ help: consider prefixing with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]   --> src/particle.rs:34:27
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn update_wood(&self, context: &mut Context) {
[INFO] [stderr]    |                           ^^^^^^^ help: consider prefixing with an underscore: `_context`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `"docker" "inspect" "04a8df91f516bab5a39825ec76959c1ec687185e4a14c3ba806c1e9daaea4b70"`
[INFO] running `"docker" "rm" "-f" "04a8df91f516bab5a39825ec76959c1ec687185e4a14c3ba806c1e9daaea4b70"`
[INFO] [stdout] 04a8df91f516bab5a39825ec76959c1ec687185e4a14c3ba806c1e9daaea4b70
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/tallen11/plummeting-particles:/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] 21ff1bffa90a3e9729f4fda47182bdd0c4808486a242bf984ef691a5c73c6e9d
[INFO] running `"docker" "start" "-a" "21ff1bffa90a3e9729f4fda47182bdd0c4808486a242bf984ef691a5c73c6e9d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/plummeting_particles-6fa10e82a4c1a6d8
[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" "21ff1bffa90a3e9729f4fda47182bdd0c4808486a242bf984ef691a5c73c6e9d"`
[INFO] running `"docker" "rm" "-f" "21ff1bffa90a3e9729f4fda47182bdd0c4808486a242bf984ef691a5c73c6e9d"`
[INFO] [stdout] 21ff1bffa90a3e9729f4fda47182bdd0c4808486a242bf984ef691a5c73c6e9d