[INFO] fetching crate regex-cache 0.2.1...
[INFO] checking regex-cache-0.2.1 against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] extracting crate regex-cache 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate regex-cache 0.2.1 on toolchain 2ad5292aea6328113b55968b4322528d48261316
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate regex-cache 0.2.1
[INFO] finished tweaking crates.io crate regex-cache 0.2.1
[INFO] tweaked toml for crates.io crate regex-cache 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "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" "+2ad5292aea6328113b55968b4322528d48261316" "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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2542822cc32b02c8b29eab20899399ca863fa3f6a44ae50a49de5a09bdd99392
[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" "2542822cc32b02c8b29eab20899399ca863fa3f6a44ae50a49de5a09bdd99392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2542822cc32b02c8b29eab20899399ca863fa3f6a44ae50a49de5a09bdd99392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2542822cc32b02c8b29eab20899399ca863fa3f6a44ae50a49de5a09bdd99392", kill_on_drop: false }`
[INFO] [stdout] 2542822cc32b02c8b29eab20899399ca863fa3f6a44ae50a49de5a09bdd99392
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c746302219b7143a50ea271df3cbc29d40119300d0e2376e6599cea5b870c7c
[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" "6c746302219b7143a50ea271df3cbc29d40119300d0e2376e6599cea5b870c7c", kill_on_drop: false }`
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking regex-cache v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "6c746302219b7143a50ea271df3cbc29d40119300d0e2376e6599cea5b870c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c746302219b7143a50ea271df3cbc29d40119300d0e2376e6599cea5b870c7c", kill_on_drop: false }`
[INFO] [stdout] 6c746302219b7143a50ea271df3cbc29d40119300d0e2376e6599cea5b870c7c