[INFO] crate imgui-wgpu 0.6.0 is already in cache
[INFO] checking imgui-wgpu-0.6.0 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate imgui-wgpu 0.6.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate imgui-wgpu 0.6.0 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imgui-wgpu 0.6.0
[INFO] finished tweaking crates.io crate imgui-wgpu 0.6.0
[INFO] tweaked toml for crates.io crate imgui-wgpu 0.6.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate imgui-wgpu 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 836a2fe9dc3896bb09115c0ab3e314c1b2e94a3cb9f548e149e1dfc1c8d20733
[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" "836a2fe9dc3896bb09115c0ab3e314c1b2e94a3cb9f548e149e1dfc1c8d20733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "836a2fe9dc3896bb09115c0ab3e314c1b2e94a3cb9f548e149e1dfc1c8d20733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "836a2fe9dc3896bb09115c0ab3e314c1b2e94a3cb9f548e149e1dfc1c8d20733", kill_on_drop: false }`
[INFO] [stdout] 836a2fe9dc3896bb09115c0ab3e314c1b2e94a3cb9f548e149e1dfc1c8d20733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1d6b5ee56ac4f73fec117fef373db5e718da9ffaf5fd540215d501e216ebedb
[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" "b1d6b5ee56ac4f73fec117fef373db5e718da9ffaf5fd540215d501e216ebedb", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling xml-rs v0.8.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking downcast-rs v1.1.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking xdg v2.2.0
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[INFO] [stderr]    Compiling imgui-sys v0.3.0
[INFO] [stderr]     Checking walkdir v2.3.1
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[INFO] [stderr]    Compiling synstructure v0.12.3
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[INFO] [stderr]     Checking imgui-winit-support v0.3.1
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[INFO] [stderr]     Checking futures v0.3.4
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[INFO] [stderr]     Checking imgui-wgpu v0.6.0 (/opt/rustwide/workdir)
[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] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 29s
[INFO] running `Command { std: "docker" "inspect" "b1d6b5ee56ac4f73fec117fef373db5e718da9ffaf5fd540215d501e216ebedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d6b5ee56ac4f73fec117fef373db5e718da9ffaf5fd540215d501e216ebedb", kill_on_drop: false }`
[INFO] [stdout] b1d6b5ee56ac4f73fec117fef373db5e718da9ffaf5fd540215d501e216ebedb