[INFO] crate double-checked-cell 2.0.3 is already in cache
[INFO] checking double-checked-cell-2.0.3 against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627
[INFO] extracting crate double-checked-cell 2.0.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate double-checked-cell 2.0.3 on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate double-checked-cell 2.0.3
[INFO] finished tweaking crates.io crate double-checked-cell 2.0.3
[INFO] tweaked toml for crates.io crate double-checked-cell 2.0.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dc6c603548c37e872b536a5ff788296fc840ee04d647e63d34e64120b4739d0
[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" "2dc6c603548c37e872b536a5ff788296fc840ee04d647e63d34e64120b4739d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dc6c603548c37e872b536a5ff788296fc840ee04d647e63d34e64120b4739d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dc6c603548c37e872b536a5ff788296fc840ee04d647e63d34e64120b4739d0", kill_on_drop: false }`
[INFO] [stdout] 2dc6c603548c37e872b536a5ff788296fc840ee04d647e63d34e64120b4739d0
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93b889ef043a115b77cd9f44e583be3127ef71ee8b0e30c996f4894e9b793888
[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" "93b889ef043a115b77cd9f44e583be3127ef71ee8b0e30c996f4894e9b793888", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v0.1.2
[INFO] [stderr]     Checking variance v0.1.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking double-checked-cell v2.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking scoped-pool v1.0.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "93b889ef043a115b77cd9f44e583be3127ef71ee8b0e30c996f4894e9b793888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b889ef043a115b77cd9f44e583be3127ef71ee8b0e30c996f4894e9b793888", kill_on_drop: false }`
[INFO] [stdout] 93b889ef043a115b77cd9f44e583be3127ef71ee8b0e30c996f4894e9b793888