[INFO] crate meshlite 0.2.0 is already in cache
[INFO] extracting crate meshlite 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/meshlite/0.2.0
[INFO] extracting crate meshlite 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/meshlite/0.2.0
[INFO] validating manifest of meshlite-0.2.0 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 meshlite-0.2.0 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 meshlite-0.2.0
[INFO] finished frobbing meshlite-0.2.0
[INFO] frobbed toml for meshlite-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/meshlite/0.2.0/Cargo.toml
[INFO] started frobbing meshlite-0.2.0
[INFO] finished frobbing meshlite-0.2.0
[INFO] frobbed toml for meshlite-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/meshlite/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing meshlite-0.2.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/meshlite/0.2.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 4a390ff51a0e1d89380ba9cbe959a3bcb312a75af0e364d892308aaba08027d4
[INFO] running `"docker" "start" "-a" "4a390ff51a0e1d89380ba9cbe959a3bcb312a75af0e364d892308aaba08027d4"`
[INFO] [stderr]    Compiling meshlite v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mesh.rs:559:25
[INFO] [stderr]     |
[INFO] [stderr] 559 |                     let mut vertex = self.halfedge_start_vertex_mut(halfedge_id).unwrap();
[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] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/subdivide.rs:210:21
[INFO] [stderr]     |
[INFO] [stderr] 210 |                 let mut added_halfedges = [
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wrap.rs:183:17
[INFO] [stderr]     |
[INFO] [stderr] 183 |             let mut angle = self.angle_of_base_face_and_point(item_index, it);
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `"docker" "inspect" "4a390ff51a0e1d89380ba9cbe959a3bcb312a75af0e364d892308aaba08027d4"`
[INFO] running `"docker" "rm" "-f" "4a390ff51a0e1d89380ba9cbe959a3bcb312a75af0e364d892308aaba08027d4"`
[INFO] [stdout] 4a390ff51a0e1d89380ba9cbe959a3bcb312a75af0e364d892308aaba08027d4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/meshlite/0.2.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d1d166a2fcb8e3c08ad32121445d73da50bb9cd361b324a1774ecf567e1a1dfb
[INFO] running `"docker" "start" "-a" "d1d166a2fcb8e3c08ad32121445d73da50bb9cd361b324a1774ecf567e1a1dfb"`
[INFO] [stderr]    Compiling meshlite v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/mesh.rs:559:25
[INFO] [stderr]     |
[INFO] [stderr] 559 |                     let mut vertex = self.halfedge_start_vertex_mut(halfedge_id).unwrap();
[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] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/subdivide.rs:210:21
[INFO] [stderr]     |
[INFO] [stderr] 210 |                 let mut added_halfedges = [
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wrap.rs:183:17
[INFO] [stderr]     |
[INFO] [stderr] 183 |             let mut angle = self.angle_of_base_face_and_point(item_index, it);
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `"docker" "inspect" "d1d166a2fcb8e3c08ad32121445d73da50bb9cd361b324a1774ecf567e1a1dfb"`
[INFO] running `"docker" "rm" "-f" "d1d166a2fcb8e3c08ad32121445d73da50bb9cd361b324a1774ecf567e1a1dfb"`
[INFO] [stdout] d1d166a2fcb8e3c08ad32121445d73da50bb9cd361b324a1774ecf567e1a1dfb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/meshlite/0.2.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] bd9e2139269cbbd88fffb932c2db2c237b6d2ef85b0ede0b290b4b579ff241e8
[INFO] running `"docker" "start" "-a" "bd9e2139269cbbd88fffb932c2db2c237b6d2ef85b0ede0b290b4b579ff241e8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/meshlite-3603d566013e7a37
[INFO] [stderr]      Running /opt/crater/target/debug/deps/integration_tests-3ba090fa1994ac2b
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test verify_cube_triangulation ... ok
[INFO] [stdout] test verify_cube_subdivision ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests meshlite
[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" "bd9e2139269cbbd88fffb932c2db2c237b6d2ef85b0ede0b290b4b579ff241e8"`
[INFO] running `"docker" "rm" "-f" "bd9e2139269cbbd88fffb932c2db2c237b6d2ef85b0ede0b290b4b579ff241e8"`
[INFO] [stdout] bd9e2139269cbbd88fffb932c2db2c237b6d2ef85b0ede0b290b4b579ff241e8