[INFO] fetching crate meshlite 0.2.0...
[INFO] checking meshlite-0.2.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate meshlite 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate meshlite 0.2.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate meshlite 0.2.0
[INFO] finished tweaking crates.io crate meshlite 0.2.0
[INFO] tweaked toml for crates.io crate meshlite 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3acd00b9d93ed28031576f4e4bdf27b8b6f2da2f787826a73c29fd14b327e7d0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3acd00b9d93ed28031576f4e4bdf27b8b6f2da2f787826a73c29fd14b327e7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3acd00b9d93ed28031576f4e4bdf27b8b6f2da2f787826a73c29fd14b327e7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3acd00b9d93ed28031576f4e4bdf27b8b6f2da2f787826a73c29fd14b327e7d0", kill_on_drop: false }`
[INFO] [stdout] 3acd00b9d93ed28031576f4e4bdf27b8b6f2da2f787826a73c29fd14b327e7d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0e5a3f07be3b4fcfaec478e35c0ecf847aa9d3a8340e70d3033fb4272f5240e0
[INFO] running `Command { std: "docker" "start" "-a" "0e5a3f07be3b4fcfaec478e35c0ecf847aa9d3a8340e70d3033fb4272f5240e0", kill_on_drop: false }`
[INFO] [stderr]     Checking meshlite v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/mesh.rs:928:13
[INFO] [stdout]     |
[INFO] [stdout] 928 |             'inner: for j in 0..may_broken_halfedges.len() {
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/mesh.rs:928:13
[INFO] [stdout]     |
[INFO] [stdout] 928 |             'inner: for j in 0..may_broken_halfedges.len() {
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mesh.rs:559:25
[INFO] [stdout]     |
[INFO] [stdout] 559 |                     let mut vertex = self.halfedge_start_vertex_mut(halfedge_id).unwrap();
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/subdivide.rs:210:21
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 let mut added_halfedges = [
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/wrap.rs:183:17
[INFO] [stdout]     |
[INFO] [stdout] 183 |             let mut angle = self.angle_of_base_face_and_point(item_index, it);
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mesh.rs:559:25
[INFO] [stdout]     |
[INFO] [stdout] 559 |                     let mut vertex = self.halfedge_start_vertex_mut(halfedge_id).unwrap();
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/subdivide.rs:210:21
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 let mut added_halfedges = [
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/wrap.rs:183:17
[INFO] [stdout]     |
[INFO] [stdout] 183 |             let mut angle = self.angle_of_base_face_and_point(item_index, it);
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "0e5a3f07be3b4fcfaec478e35c0ecf847aa9d3a8340e70d3033fb4272f5240e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5a3f07be3b4fcfaec478e35c0ecf847aa9d3a8340e70d3033fb4272f5240e0", kill_on_drop: false }`
[INFO] [stdout] 0e5a3f07be3b4fcfaec478e35c0ecf847aa9d3a8340e70d3033fb4272f5240e0