[INFO] fetching crate theseus 0.0.1-alpha...
[INFO] checking theseus-0.0.1-alpha against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate theseus 0.0.1-alpha into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate theseus 0.0.1-alpha on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate theseus 0.0.1-alpha
[INFO] finished tweaking crates.io crate theseus 0.0.1-alpha
[INFO] tweaked toml for crates.io crate theseus 0.0.1-alpha written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7673e874475a64cb870c68df631e0b35c2e5dfd4feea5cc3d249a82037cf671
[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" "e7673e874475a64cb870c68df631e0b35c2e5dfd4feea5cc3d249a82037cf671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7673e874475a64cb870c68df631e0b35c2e5dfd4feea5cc3d249a82037cf671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7673e874475a64cb870c68df631e0b35c2e5dfd4feea5cc3d249a82037cf671", kill_on_drop: false }`
[INFO] [stdout] e7673e874475a64cb870c68df631e0b35c2e5dfd4feea5cc3d249a82037cf671
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a42304e16541e53f09431d8bf1e6bb6e196dccf137d9558126be9ca1093e551
[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" "5a42304e16541e53f09431d8bf1e6bb6e196dccf137d9558126be9ca1093e551", kill_on_drop: false }`
[INFO] [stderr]     Checking theseus v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "5a42304e16541e53f09431d8bf1e6bb6e196dccf137d9558126be9ca1093e551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a42304e16541e53f09431d8bf1e6bb6e196dccf137d9558126be9ca1093e551", kill_on_drop: false }`
[INFO] [stdout] 5a42304e16541e53f09431d8bf1e6bb6e196dccf137d9558126be9ca1093e551