[INFO] fetching crate slotmap 0.4.3...
[INFO] building slotmap-0.4.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate slotmap 0.4.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate slotmap 0.4.3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slotmap 0.4.3
[INFO] finished tweaking crates.io crate slotmap 0.4.3
[INFO] tweaked toml for crates.io crate slotmap 0.4.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate slotmap 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] bc3daf20b543139346dad3447c7911b61cfb6dbf29a9f4c07d4ed35a8a85605e
[INFO] running `Command { std: "docker" "start" "-a" "bc3daf20b543139346dad3447c7911b61cfb6dbf29a9f4c07d4ed35a8a85605e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc3daf20b543139346dad3447c7911b61cfb6dbf29a9f4c07d4ed35a8a85605e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3daf20b543139346dad3447c7911b61cfb6dbf29a9f4c07d4ed35a8a85605e", kill_on_drop: false }`
[INFO] [stdout] bc3daf20b543139346dad3447c7911b61cfb6dbf29a9f4c07d4ed35a8a85605e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 8fe70a7c585d8c0ab0b84a0a6733c2e6c36a08df42e236ae94a53fc5e07d0ce6
[INFO] running `Command { std: "docker" "start" "-a" "8fe70a7c585d8c0ab0b84a0a6733c2e6c36a08df42e236ae94a53fc5e07d0ce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling slotmap v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "8fe70a7c585d8c0ab0b84a0a6733c2e6c36a08df42e236ae94a53fc5e07d0ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe70a7c585d8c0ab0b84a0a6733c2e6c36a08df42e236ae94a53fc5e07d0ce6", kill_on_drop: false }`
[INFO] [stdout] 8fe70a7c585d8c0ab0b84a0a6733c2e6c36a08df42e236ae94a53fc5e07d0ce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] 2bcc514fc857ba3a16c19d408048cbff143081fd2993a253356b55a8955187db
[INFO] running `Command { std: "docker" "start" "-a" "2bcc514fc857ba3a16c19d408048cbff143081fd2993a253356b55a8955187db", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling slotmap v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 32.96s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/slotmap-298c76996345a780)
[INFO] running `Command { std: "docker" "inspect" "2bcc514fc857ba3a16c19d408048cbff143081fd2993a253356b55a8955187db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bcc514fc857ba3a16c19d408048cbff143081fd2993a253356b55a8955187db", kill_on_drop: false }`
[INFO] [stdout] 2bcc514fc857ba3a16c19d408048cbff143081fd2993a253356b55a8955187db