[INFO] fetching crate cart-tmp-gdesc 0.1.0...
[INFO] checking cart-tmp-gdesc-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate cart-tmp-gdesc 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate cart-tmp-gdesc 0.1.0
[INFO] finished tweaking crates.io crate cart-tmp-gdesc 0.1.0
[INFO] tweaked toml for crates.io crate cart-tmp-gdesc 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cart-tmp-gdesc 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding gfx-hal v0.5.3 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfx-hal v0.5.3
[INFO] [stderr]   Downloaded raw-window-handle v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cbb50bab9952146333b1ee7dc776fafd1cb8ea48556d2c0afd15f2bac24910f
[INFO] running `Command { std: "docker" "start" "-a" "1cbb50bab9952146333b1ee7dc776fafd1cb8ea48556d2c0afd15f2bac24910f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cbb50bab9952146333b1ee7dc776fafd1cb8ea48556d2c0afd15f2bac24910f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cbb50bab9952146333b1ee7dc776fafd1cb8ea48556d2c0afd15f2bac24910f", kill_on_drop: false }`
[INFO] [stdout] 1cbb50bab9952146333b1ee7dc776fafd1cb8ea48556d2c0afd15f2bac24910f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f868245c62cc106a5f593e270fcefac8cf4ceed25d33e6ababf1370eeb83e98f
[INFO] running `Command { std: "docker" "start" "-a" "f868245c62cc106a5f593e270fcefac8cf4ceed25d33e6ababf1370eeb83e98f", kill_on_drop: false }`
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking gfx-hal v0.5.3
[INFO] [stderr]     Checking cart-tmp-gdesc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `total` is never read
[INFO] [stdout]    --> src/allocator.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 236 | pub struct DescriptorAllocator<B: Backend> {
[INFO] [stdout]     |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 239 |     total: u64,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DescriptorAllocator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `total` is never read
[INFO] [stdout]    --> src/allocator.rs:239:5
[INFO] [stdout]     |
[INFO] [stdout] 236 | pub struct DescriptorAllocator<B: Backend> {
[INFO] [stdout]     |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 239 |     total: u64,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DescriptorAllocator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "f868245c62cc106a5f593e270fcefac8cf4ceed25d33e6ababf1370eeb83e98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f868245c62cc106a5f593e270fcefac8cf4ceed25d33e6ababf1370eeb83e98f", kill_on_drop: false }`
[INFO] [stdout] f868245c62cc106a5f593e270fcefac8cf4ceed25d33e6ababf1370eeb83e98f