[INFO] fetching crate viewimg 0.8.0...
[INFO] building viewimg-0.8.0 against master#a29f341a8ac4e9325a5e37027b4215f50a76d06f for pr-101929
[INFO] extracting crate viewimg 0.8.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate viewimg 0.8.0 on toolchain a29f341a8ac4e9325a5e37027b4215f50a76d06f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate viewimg 0.8.0
[INFO] finished tweaking crates.io crate viewimg 0.8.0
[INFO] tweaked toml for crates.io crate viewimg 0.8.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate viewimg 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 845656466cc3de35a12e3522ba1a8b73fbc72451a3018c55d8764525a4cf2749
[INFO] running `Command { std: "docker" "start" "-a" "845656466cc3de35a12e3522ba1a8b73fbc72451a3018c55d8764525a4cf2749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "845656466cc3de35a12e3522ba1a8b73fbc72451a3018c55d8764525a4cf2749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845656466cc3de35a12e3522ba1a8b73fbc72451a3018c55d8764525a4cf2749", kill_on_drop: false }`
[INFO] [stdout] 845656466cc3de35a12e3522ba1a8b73fbc72451a3018c55d8764525a4cf2749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 931508f09a10e7cb55319ec8a651a9eb9ebe894aa1f4d5ed1d58323fb093cdce
[INFO] running `Command { std: "docker" "start" "-a" "931508f09a10e7cb55319ec8a651a9eb9ebe894aa1f4d5ed1d58323fb093cdce", kill_on_drop: false }`
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[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.4
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[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling winit v0.21.0
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[INFO] [stderr]    Compiling wgpu v0.4.0
[INFO] [stderr]    Compiling pixels v0.0.2
[INFO] [stderr]    Compiling viewimg v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `find_min_max` is never used
[INFO] [stdout]  --> src/utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn find_min_max(image: &Image) -> (f32, f32) {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `normalize_f32` is never used
[INFO] [stdout]   --> src/utils.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn normalize_f32(value: f32, minimum: f32, maximum: f32) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clamp_f32` is never used
[INFO] [stdout]   --> src/utils.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn clamp_f32(value: f32, lower_bound: f32, upper_bound: f32) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "931508f09a10e7cb55319ec8a651a9eb9ebe894aa1f4d5ed1d58323fb093cdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931508f09a10e7cb55319ec8a651a9eb9ebe894aa1f4d5ed1d58323fb093cdce", kill_on_drop: false }`
[INFO] [stdout] 931508f09a10e7cb55319ec8a651a9eb9ebe894aa1f4d5ed1d58323fb093cdce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26b09c2415eed629f7e42799f7d0b5d96eed184f7ed0bfe64c34a5b957cc2e84
[INFO] running `Command { std: "docker" "start" "-a" "26b09c2415eed629f7e42799f7d0b5d96eed184f7ed0bfe64c34a5b957cc2e84", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling viewimg v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `find_min_max` is never used
[INFO] [stdout]  --> src/utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn find_min_max(image: &Image) -> (f32, f32) {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `normalize_f32` is never used
[INFO] [stdout]   --> src/utils.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn normalize_f32(value: f32, minimum: f32, maximum: f32) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clamp_f32` is never used
[INFO] [stdout]   --> src/utils.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn clamp_f32(value: f32, lower_bound: f32, upper_bound: f32) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "26b09c2415eed629f7e42799f7d0b5d96eed184f7ed0bfe64c34a5b957cc2e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b09c2415eed629f7e42799f7d0b5d96eed184f7ed0bfe64c34a5b957cc2e84", kill_on_drop: false }`
[INFO] [stdout] 26b09c2415eed629f7e42799f7d0b5d96eed184f7ed0bfe64c34a5b957cc2e84