[INFO] fetching crate trie_map 0.2.0...
[INFO] checking trie_map-0.2.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate trie_map 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate trie_map 0.2.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trie_map 0.2.0
[INFO] finished tweaking crates.io crate trie_map 0.2.0
[INFO] tweaked toml for crates.io crate trie_map 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] da51c8980c21736fc18aca70b5bb2c3d1d196a4ddd34d0e1b2656a92d44075cd
[INFO] running `Command { std: "docker" "start" "-a" "da51c8980c21736fc18aca70b5bb2c3d1d196a4ddd34d0e1b2656a92d44075cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da51c8980c21736fc18aca70b5bb2c3d1d196a4ddd34d0e1b2656a92d44075cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da51c8980c21736fc18aca70b5bb2c3d1d196a4ddd34d0e1b2656a92d44075cd", kill_on_drop: false }`
[INFO] [stdout] da51c8980c21736fc18aca70b5bb2c3d1d196a4ddd34d0e1b2656a92d44075cd
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--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] 0626da4a507f88d6bb211ce5ca35327cfa1bbcdc48e2db1e18ed7aea6a211c86
[INFO] running `Command { std: "docker" "start" "-a" "0626da4a507f88d6bb211ce5ca35327cfa1bbcdc48e2db1e18ed7aea6a211c86", kill_on_drop: false }`
[INFO] [stderr]     Checking trie_map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RandomState`, `Vacant`, `ptr::NonNull`
[INFO] [stdout]   --> src/lib.rs:7:31
[INFO] [stdout]    |
[INFO] [stdout] 7  |             Entry::{Occupied, Vacant},
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout] 8  |             RandomState,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     ptr::NonNull,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RandomState`, `Vacant`, `ptr::NonNull`
[INFO] [stdout]   --> src/lib.rs:7:31
[INFO] [stdout]    |
[INFO] [stdout] 7  |             Entry::{Occupied, Vacant},
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout] 8  |             RandomState,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     ptr::NonNull,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "0626da4a507f88d6bb211ce5ca35327cfa1bbcdc48e2db1e18ed7aea6a211c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0626da4a507f88d6bb211ce5ca35327cfa1bbcdc48e2db1e18ed7aea6a211c86", kill_on_drop: false }`
[INFO] [stdout] 0626da4a507f88d6bb211ce5ca35327cfa1bbcdc48e2db1e18ed7aea6a211c86