[INFO] fetching crate try_collections 0.1.1...
[INFO] checking try_collections-0.1.1 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271
[INFO] extracting crate try_collections 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate try_collections 0.1.1 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate try_collections 0.1.1
[INFO] finished tweaking crates.io crate try_collections 0.1.1
[INFO] tweaked toml for crates.io crate try_collections 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bcd55d21ce7c4a3a69219e2dbc0e1dab9a69bcf712e0d52ff49681e7c6472c8
[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" "3bcd55d21ce7c4a3a69219e2dbc0e1dab9a69bcf712e0d52ff49681e7c6472c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bcd55d21ce7c4a3a69219e2dbc0e1dab9a69bcf712e0d52ff49681e7c6472c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bcd55d21ce7c4a3a69219e2dbc0e1dab9a69bcf712e0d52ff49681e7c6472c8", kill_on_drop: false }`
[INFO] [stdout] 3bcd55d21ce7c4a3a69219e2dbc0e1dab9a69bcf712e0d52ff49681e7c6472c8
[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=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" "+075992eda207e1647b699c8c8ada67b32ce7b115" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 528adc09927e811cbdc6b81cba8c11c734563a2cf2510f876a44267bf5f095f2
[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" "528adc09927e811cbdc6b81cba8c11c734563a2cf2510f876a44267bf5f095f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking try_collections v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "528adc09927e811cbdc6b81cba8c11c734563a2cf2510f876a44267bf5f095f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528adc09927e811cbdc6b81cba8c11c734563a2cf2510f876a44267bf5f095f2", kill_on_drop: false }`
[INFO] [stdout] 528adc09927e811cbdc6b81cba8c11c734563a2cf2510f876a44267bf5f095f2