[INFO] fetching crate gpu-descriptor-gfx 0.2.0...
[INFO] checking gpu-descriptor-gfx-0.2.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate gpu-descriptor-gfx 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate gpu-descriptor-gfx 0.2.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gpu-descriptor-gfx 0.2.0
[INFO] finished tweaking crates.io crate gpu-descriptor-gfx 0.2.0
[INFO] tweaked toml for crates.io crate gpu-descriptor-gfx 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8949eb789cb1b4b7a2b8aa5c2514fc0edb3fd65d340c5efcdb63eeb28d98098c
[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" "8949eb789cb1b4b7a2b8aa5c2514fc0edb3fd65d340c5efcdb63eeb28d98098c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8949eb789cb1b4b7a2b8aa5c2514fc0edb3fd65d340c5efcdb63eeb28d98098c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8949eb789cb1b4b7a2b8aa5c2514fc0edb3fd65d340c5efcdb63eeb28d98098c", kill_on_drop: false }`
[INFO] [stdout] 8949eb789cb1b4b7a2b8aa5c2514fc0edb3fd65d340c5efcdb63eeb28d98098c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d8a1e13c5aee37487bf8618c011de51c944c5c799eb49aeb6e36be379eef29f
[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" "3d8a1e13c5aee37487bf8618c011de51c944c5c799eb49aeb6e36be379eef29f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking naga v0.3.2
[INFO] [stderr]     Checking gfx-hal v0.7.0
[INFO] [stderr]     Checking gpu-descriptor-gfx v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.12s
[INFO] running `Command { std: "docker" "inspect" "3d8a1e13c5aee37487bf8618c011de51c944c5c799eb49aeb6e36be379eef29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d8a1e13c5aee37487bf8618c011de51c944c5c799eb49aeb6e36be379eef29f", kill_on_drop: false }`
[INFO] [stdout] 3d8a1e13c5aee37487bf8618c011de51c944c5c799eb49aeb6e36be379eef29f