[INFO] updating cached repository stmtk1/chase_and_runaway
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stmtk1/chase_and_runaway
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stmtk1/chase_and_runaway" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/stmtk1/chase_and_runaway"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/stmtk1/chase_and_runaway'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stmtk1/chase_and_runaway" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/stmtk1/chase_and_runaway"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/stmtk1/chase_and_runaway'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a94cc6a970aa757d256c979bf32c4fb6e05b7c68
[INFO] sha for GitHub repo stmtk1/chase_and_runaway: a94cc6a970aa757d256c979bf32c4fb6e05b7c68
[INFO] validating manifest of stmtk1/chase_and_runaway on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of stmtk1/chase_and_runaway on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing stmtk1/chase_and_runaway
[INFO] finished frobbing stmtk1/chase_and_runaway
[INFO] frobbed toml for stmtk1/chase_and_runaway written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/stmtk1/chase_and_runaway/Cargo.toml
[INFO] started frobbing stmtk1/chase_and_runaway
[INFO] finished frobbing stmtk1/chase_and_runaway
[INFO] frobbed toml for stmtk1/chase_and_runaway written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/stmtk1/chase_and_runaway/Cargo.toml
[INFO] crate stmtk1/chase_and_runaway already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking stmtk1/chase_and_runaway against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-6/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/stmtk1/chase_and_runaway:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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=forbid" "-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" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fd02b1115c9ae0baced114f01d2d91eb4970c82421e5995b1e373e7627c9dd3c
[INFO] running `"docker" "start" "-a" "fd02b1115c9ae0baced114f01d2d91eb4970c82421e5995b1e373e7627c9dd3c"`
[INFO] [stderr]    Compiling wayland-scanner v0.21.4
[INFO] [stderr]     Checking smallvec v0.6.6
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking approx v0.3.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking wayland-sys v0.21.4
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking rand v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling wayland-client v0.21.4
[INFO] [stderr]    Compiling wayland-protocols v0.21.4
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking wayland-commons v0.21.4
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.2
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking winit v0.18.0
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.57.0
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.3
[INFO] [stderr]     Checking piston-gfx_texture v0.34.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.54.0
[INFO] [stderr]     Checking piston_window v0.85.0
[INFO] [stderr]     Checking life v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `comp_by_x`
[INFO] [stderr]    --> src/animal/cat/mod.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn comp_by_x(a1: &Cat, a2: &Cat) -> std::cmp::Ordering {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `comp_by_y`
[INFO] [stderr]    --> src/animal/cat/mod.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     fn comp_by_y(a1: &Cat, a2: &Cat) -> std::cmp::Ordering {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `max`
[INFO] [stderr]    --> src/app.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn max(a: f64, b: f64) -> f64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `comp_by_x`
[INFO] [stderr]    --> src/animal/cat/mod.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn comp_by_x(a1: &Cat, a2: &Cat) -> std::cmp::Ordering {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `comp_by_y`
[INFO] [stderr]    --> src/animal/cat/mod.rs:273:5
[INFO] [stderr]     |
[INFO] [stderr] 273 |     fn comp_by_y(a1: &Cat, a2: &Cat) -> std::cmp::Ordering {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `max`
[INFO] [stderr]    --> src/app.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn max(a: f64, b: f64) -> f64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `"docker" "inspect" "fd02b1115c9ae0baced114f01d2d91eb4970c82421e5995b1e373e7627c9dd3c"`
[INFO] running `"docker" "rm" "-f" "fd02b1115c9ae0baced114f01d2d91eb4970c82421e5995b1e373e7627c9dd3c"`
[INFO] [stdout] fd02b1115c9ae0baced114f01d2d91eb4970c82421e5995b1e373e7627c9dd3c