[INFO] fetching crate floem-vger 0.3.1...
[INFO] checking floem-vger-0.3.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate floem-vger 0.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate floem-vger 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate floem-vger 0.3.1
[INFO] tweaked toml for crates.io crate floem-vger 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate floem-vger 0.3.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 191 packages to latest compatible versions
[INFO] [stderr]       Adding cosmic-text v0.12.1 (available: v0.14.2)
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[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] [stderr]       Adding svg v0.13.1 (available: v0.18.0)
[INFO] [stderr]       Adding wgpu v22.1.0 (available: v25.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 191ad243f5f1900715effe1af313495a51b510d367231b1065d0f405047bccb0
[INFO] running `Command { std: "docker" "start" "-a" "191ad243f5f1900715effe1af313495a51b510d367231b1065d0f405047bccb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "191ad243f5f1900715effe1af313495a51b510d367231b1065d0f405047bccb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191ad243f5f1900715effe1af313495a51b510d367231b1065d0f405047bccb0", kill_on_drop: false }`
[INFO] [stdout] 191ad243f5f1900715effe1af313495a51b510d367231b1065d0f405047bccb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 984c8cd409c1b8ff59d49ed8adbf88f806359c398095058707d8e8e977be179a
[INFO] running `Command { std: "docker" "start" "-a" "984c8cd409c1b8ff59d49ed8adbf88f806359c398095058707d8e8e977be179a", kill_on_drop: false }`
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[INFO] [stderr]     Checking floem-vger v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/gpu_vec.rs:81:29
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn bind_group_entry(&self, binding: u32) -> wgpu::BindGroupEntry {
[INFO] [stdout]    |                             ^^^^^                   -------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn bind_group_entry(&self, binding: u32) -> wgpu::BindGroupEntry<'_> {
[INFO] [stdout]    |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/gpu_vec.rs:81:29
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn bind_group_entry(&self, binding: u32) -> wgpu::BindGroupEntry {
[INFO] [stdout]    |                             ^^^^^                   -------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn bind_group_entry(&self, binding: u32) -> wgpu::BindGroupEntry<'_> {
[INFO] [stdout]    |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paint`
[INFO] [stdout]    --> tests/tests.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 386 |     let paint = vger.linear_gradient([0.0, 0.0], [512.0, 512.0], Color::CYAN, Color::MAGENTA, 0.0);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paint`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lorem`
[INFO] [stdout]    --> tests/tests.rs:388:9
[INFO] [stdout]     |
[INFO] [stdout] 388 |     let lorem = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliq...
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lorem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `paint`
[INFO] [stdout]    --> tests/tests.rs:439:9
[INFO] [stdout]     |
[INFO] [stdout] 439 |     let paint = vger.linear_gradient([0.0, 0.0], [512.0, 512.0], Color::CYAN, Color::MAGENTA, 0.0);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_paint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lorem`
[INFO] [stdout]    --> tests/tests.rs:441:9
[INFO] [stdout]     |
[INFO] [stdout] 441 |     let lorem = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliq...
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lorem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.97s
[INFO] running `Command { std: "docker" "inspect" "984c8cd409c1b8ff59d49ed8adbf88f806359c398095058707d8e8e977be179a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "984c8cd409c1b8ff59d49ed8adbf88f806359c398095058707d8e8e977be179a", kill_on_drop: false }`
[INFO] [stdout] 984c8cd409c1b8ff59d49ed8adbf88f806359c398095058707d8e8e977be179a