[INFO] updating cached repository Twinklebear/tray_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Twinklebear/tray_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Twinklebear/tray_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/Twinklebear/tray_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Twinklebear/tray_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Twinklebear/tray_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Twinklebear/tray_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Twinklebear/tray_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 42b772c0791a6a8b3a24278c50588f43cb1e7d16
[INFO] sha for GitHub repo Twinklebear/tray_rust: 42b772c0791a6a8b3a24278c50588f43cb1e7d16
[INFO] validating manifest of Twinklebear/tray_rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Twinklebear/tray_rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Twinklebear/tray_rust
[INFO] finished frobbing Twinklebear/tray_rust
[INFO] frobbed toml for Twinklebear/tray_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/Twinklebear/tray_rust/Cargo.toml
[INFO] started frobbing Twinklebear/tray_rust
[INFO] finished frobbing Twinklebear/tray_rust
[INFO] frobbed toml for Twinklebear/tray_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Twinklebear/tray_rust/Cargo.toml
[INFO] crate Twinklebear/tray_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Twinklebear/tray_rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Twinklebear/tray_rust:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] cea4ff5651a93f1e41ef67867b963d43b857f97fde143e811edd4fc2872e6ba9
[INFO] running `"docker" "start" "-a" "cea4ff5651a93f1e41ef67867b963d43b857f97fde143e811edd4fc2872e6ba9"`
[INFO] [stderr]    Compiling bspline v0.2.2
[INFO] [stderr]    Compiling enum-set v0.0.7
[INFO] [stderr]    Compiling light_arena v1.0.1
[INFO] [stderr]    Compiling tobj v0.1.6
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling la v0.2.0
[INFO] [stderr]    Compiling tray_rust v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Vector`
[INFO] [stderr]   --> src/geometry/animated_mesh.rs:36:28
[INFO] [stderr]    |
[INFO] [stderr] 36 | use linalg::{self, Normal, Vector, Ray, Point, lerp};
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> src/geometry/mod.rs:73:38
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn update_deformation(&mut self, start: f32, end: f32) {}
[INFO] [stderr]    |                                      ^^^^^ help: consider prefixing with an underscore: `_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end`
[INFO] [stderr]   --> src/geometry/mod.rs:73:50
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn update_deformation(&mut self, start: f32, end: f32) {}
[INFO] [stderr]    |                                                  ^^^ help: consider prefixing with an underscore: `_end`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w_h`
[INFO] [stderr]   --> src/bxdf/microfacet/beckmann.rs:56:45
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn monodir_shadowing(&self, v: &Vector, w_h: &Vector) -> f32 {
[INFO] [stderr]    |                                             ^^^ help: consider prefixing with an underscore: `_w_h`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w_h`
[INFO] [stderr]   --> src/bxdf/microfacet/ggx.rs:53:45
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn monodir_shadowing(&self, v: &Vector, w_h: &Vector) -> f32 {
[INFO] [stderr]    |                                             ^^^ help: consider prefixing with an underscore: `_w_h`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/exec/distrib/master.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |         let mut df = self.frames.entry(frame_num).or_insert_with(|| DistributedFrame::start(img_dim));
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "cea4ff5651a93f1e41ef67867b963d43b857f97fde143e811edd4fc2872e6ba9"`
[INFO] running `"docker" "rm" "-f" "cea4ff5651a93f1e41ef67867b963d43b857f97fde143e811edd4fc2872e6ba9"`
[INFO] [stdout] cea4ff5651a93f1e41ef67867b963d43b857f97fde143e811edd4fc2872e6ba9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Twinklebear/tray_rust:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 473d745888822cd66df919de2becad9e75183681b6f3d76cf1d568c4eea81605
[INFO] running `"docker" "start" "-a" "473d745888822cd66df919de2becad9e75183681b6f3d76cf1d568c4eea81605"`
[INFO] [stderr]    Compiling tray_rust v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Vector`
[INFO] [stderr]   --> src/geometry/animated_mesh.rs:36:28
[INFO] [stderr]    |
[INFO] [stderr] 36 | use linalg::{self, Normal, Vector, Ray, Point, lerp};
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> src/geometry/mod.rs:73:38
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn update_deformation(&mut self, start: f32, end: f32) {}
[INFO] [stderr]    |                                      ^^^^^ help: consider prefixing with an underscore: `_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `end`
[INFO] [stderr]   --> src/geometry/mod.rs:73:50
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn update_deformation(&mut self, start: f32, end: f32) {}
[INFO] [stderr]    |                                                  ^^^ help: consider prefixing with an underscore: `_end`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w_h`
[INFO] [stderr]   --> src/bxdf/microfacet/beckmann.rs:56:45
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn monodir_shadowing(&self, v: &Vector, w_h: &Vector) -> f32 {
[INFO] [stderr]    |                                             ^^^ help: consider prefixing with an underscore: `_w_h`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w_h`
[INFO] [stderr]   --> src/bxdf/microfacet/ggx.rs:53:45
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn monodir_shadowing(&self, v: &Vector, w_h: &Vector) -> f32 {
[INFO] [stderr]    |                                             ^^^ help: consider prefixing with an underscore: `_w_h`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/exec/distrib/master.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |         let mut df = self.frames.entry(frame_num).or_insert_with(|| DistributedFrame::start(img_dim));
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.55s
[INFO] running `"docker" "inspect" "473d745888822cd66df919de2becad9e75183681b6f3d76cf1d568c4eea81605"`
[INFO] running `"docker" "rm" "-f" "473d745888822cd66df919de2becad9e75183681b6f3d76cf1d568c4eea81605"`
[INFO] [stdout] 473d745888822cd66df919de2becad9e75183681b6f3d76cf1d568c4eea81605
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Twinklebear/tray_rust:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 11ef934df1c0cd773ece31f334e7dc3bf966ef194fcd81740d71936b7b2f1905
[INFO] running `"docker" "start" "-a" "11ef934df1c0cd773ece31f334e7dc3bf966ef194fcd81740d71936b7b2f1905"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tray_rust-929680f0928a7981
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test linalg::matrix4::test_add ... ok
[INFO] [stdout] test linalg::normal::test_face_fwd ... ok
[INFO] [stdout] test linalg::test_cross ... ok
[INFO] [stdout] test linalg::matrix4::test_sub ... ok
[INFO] [stdout] test linalg::point::test_distance_sqr ... ok
[INFO] [stdout] test linalg::matrix4::test_mul ... ok
[INFO] [stdout] test linalg::test_dot ... ok
[INFO] [stdout] test linalg::transform::test_mult_sanity ... ok
[INFO] [stdout] test linalg::transform::test_rotate_x ... ok
[INFO] [stdout] test linalg::transform::test_rotate ... ok
[INFO] [stdout] test linalg::transform::test_translate ... ok
[INFO] [stdout] test linalg::transform::test_rotate_z ... ok
[INFO] [stdout] test linalg::transform::test_rotate_y ... ok
[INFO] [stdout] test linalg::transform::test_scale ... ok
[INFO] [stdout] test linalg::vector::test_idx ... ok
[INFO] [stdout] test linalg::vector::test_len_sqr ... ok
[INFO] [stdout] test partition::test_partition ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tray_rust-761c102e1aafd8d3
[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 tray_rust
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/geometry/disk.rs - geometry::disk::f32 (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "11ef934df1c0cd773ece31f334e7dc3bf966ef194fcd81740d71936b7b2f1905"`
[INFO] running `"docker" "rm" "-f" "11ef934df1c0cd773ece31f334e7dc3bf966ef194fcd81740d71936b7b2f1905"`
[INFO] [stdout] 11ef934df1c0cd773ece31f334e7dc3bf966ef194fcd81740d71936b7b2f1905