[INFO] fetching crate intrusive-collections 0.8.4...
[INFO] checking intrusive-collections-0.8.4 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate intrusive-collections 0.8.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate intrusive-collections 0.8.4 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate intrusive-collections 0.8.4
[INFO] finished tweaking crates.io crate intrusive-collections 0.8.4
[INFO] tweaked toml for crates.io crate intrusive-collections 0.8.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 22bba5fae6cd9236db5091e52c24fc3c0f229dc3300e0e7b6bfab8f26acec4a4
[INFO] running `"docker" "start" "-a" "22bba5fae6cd9236db5091e52c24fc3c0f229dc3300e0e7b6bfab8f26acec4a4"`
[INFO] [stderr]     Checking intrusive-collections v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]     --> src/rbtree.rs:1470:43
[INFO] [stderr]      |
[INFO] [stderr] 1470 | pub enum Entry<'a, A: Adapter<Link = Link> + 'a> {
[INFO] [stderr]      |                                           ^^^^^ help: remove this bound
[INFO] [stderr]      |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]     --> src/lib.rs:280:9
[INFO] [stderr]      |
[INFO] [stderr] 280  | #![warn(rust_2018_idioms)]
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]      = note: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stderr] 
[INFO] [stderr] warning: outlives requirements can be inferred
[INFO] [stderr]     --> src/rbtree.rs:1470:43
[INFO] [stderr]      |
[INFO] [stderr] 1470 | pub enum Entry<'a, A: Adapter<Link = Link> + 'a> {
[INFO] [stderr]      |                                           ^^^^^ help: remove this bound
[INFO] [stderr]      |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]     --> src/lib.rs:280:9
[INFO] [stderr]      |
[INFO] [stderr] 280  | #![warn(rust_2018_idioms)]
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]      = note: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `"docker" "inspect" "22bba5fae6cd9236db5091e52c24fc3c0f229dc3300e0e7b6bfab8f26acec4a4"`
[INFO] running `"docker" "rm" "-f" "22bba5fae6cd9236db5091e52c24fc3c0f229dc3300e0e7b6bfab8f26acec4a4"`
[INFO] [stdout] 22bba5fae6cd9236db5091e52c24fc3c0f229dc3300e0e7b6bfab8f26acec4a4