[INFO] crate imgui-wgpu 0.7.0 is already in cache
[INFO] checking imgui-wgpu-0.7.0 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate imgui-wgpu 0.7.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate imgui-wgpu 0.7.0 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imgui-wgpu 0.7.0
[INFO] finished tweaking crates.io crate imgui-wgpu 0.7.0
[INFO] tweaked toml for crates.io crate imgui-wgpu 0.7.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate imgui-wgpu 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 686cb014d3db192db301ddfea775541dff61de0a5e365405cc11b0400fbc93ba
[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" "686cb014d3db192db301ddfea775541dff61de0a5e365405cc11b0400fbc93ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "686cb014d3db192db301ddfea775541dff61de0a5e365405cc11b0400fbc93ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686cb014d3db192db301ddfea775541dff61de0a5e365405cc11b0400fbc93ba", kill_on_drop: false }`
[INFO] [stdout] 686cb014d3db192db301ddfea775541dff61de0a5e365405cc11b0400fbc93ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4c9a3102e408ee669b88d04708218a353cdd282b2367d69582949cb7ae467fe
[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" "a4c9a3102e408ee669b88d04708218a353cdd282b2367d69582949cb7ae467fe", kill_on_drop: false }`
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[INFO] [stdout] warning: value assigned to `hidpi_factor` is never read
[INFO] [stdout]    --> examples/hello_world.rs:129:17
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 hidpi_factor = scale_factor;
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hidpi_factor`
[INFO] [stdout]    --> examples/hello_world.rs:129:17
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 hidpi_factor = scale_factor;
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `size` is never read
[INFO] [stdout]    --> examples/hello_world.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 size = window.inner_size();
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `sc_desc` is never read
[INFO] [stdout]    --> examples/hello_world.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 sc_desc = wgpu::SwapChainDescriptor {
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `hidpi_factor` is never read
[INFO] [stdout]    --> examples/custom_textures.rs:127:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 hidpi_factor = scale_factor;
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hidpi_factor`
[INFO] [stdout]    --> examples/custom_textures.rs:127:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 hidpi_factor = scale_factor;
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `size` is never read
[INFO] [stdout]    --> examples/custom_textures.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 size = window.inner_size();
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `sc_desc` is never read
[INFO] [stdout]    --> examples/custom_textures.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 sc_desc = wgpu::SwapChainDescriptor {
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 17s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4c9a3102e408ee669b88d04708218a353cdd282b2367d69582949cb7ae467fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c9a3102e408ee669b88d04708218a353cdd282b2367d69582949cb7ae467fe", kill_on_drop: false }`
[INFO] [stdout] a4c9a3102e408ee669b88d04708218a353cdd282b2367d69582949cb7ae467fe