[INFO] fetching crate cart-tmp-wgc 0.1.0...
[INFO] checking cart-tmp-wgc-0.1.0 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate cart-tmp-wgc 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cart-tmp-wgc 0.1.0 on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cart-tmp-wgc 0.1.0
[INFO] finished tweaking crates.io crate cart-tmp-wgc 0.1.0
[INFO] tweaked toml for crates.io crate cart-tmp-wgc 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb6b25ad6317bb20d53a8088196412c3564fbbc974d0da66150d18dc4d6d5683
[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" "bb6b25ad6317bb20d53a8088196412c3564fbbc974d0da66150d18dc4d6d5683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb6b25ad6317bb20d53a8088196412c3564fbbc974d0da66150d18dc4d6d5683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb6b25ad6317bb20d53a8088196412c3564fbbc974d0da66150d18dc4d6d5683", kill_on_drop: false }`
[INFO] [stdout] bb6b25ad6317bb20d53a8088196412c3564fbbc974d0da66150d18dc4d6d5683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f9d061bb5ff3db65123e26495524e6b3dd95722584a00d5e5784ea4726c060f
[INFO] running `Command { std: "docker" "start" "-a" "3f9d061bb5ff3db65123e26495524e6b3dd95722584a00d5e5784ea4726c060f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking cart-tmp-wgt v0.1.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking libloading v0.6.5
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling generator v0.6.23
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking gfx-hal v0.5.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking loom v0.3.6
[INFO] [stderr]     Checking cart-tmp-nga v0.1.0
[INFO] [stderr]     Checking cart-tmp-gmem v0.1.0
[INFO] [stderr]     Checking gfx-backend-empty v0.5.2
[INFO] [stderr]     Checking cart-tmp-gdesc v0.1.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.5.11
[INFO] [stderr]     Checking cart-tmp-wgc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.35s
[INFO] running `Command { std: "docker" "inspect" "3f9d061bb5ff3db65123e26495524e6b3dd95722584a00d5e5784ea4726c060f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9d061bb5ff3db65123e26495524e6b3dd95722584a00d5e5784ea4726c060f", kill_on_drop: false }`
[INFO] [stdout] 3f9d061bb5ff3db65123e26495524e6b3dd95722584a00d5e5784ea4726c060f