[INFO] fetching crate btree-slab 0.2.0...
[INFO] testing btree-slab-0.2.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate btree-slab 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate btree-slab 0.2.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btree-slab 0.2.0
[INFO] finished tweaking crates.io crate btree-slab 0.2.0
[INFO] tweaked toml for crates.io crate btree-slab 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 5c9603a414507c8c4aea95dc07f41defa8ef2ee513a1af6b6854bc22d8f86b49
[INFO] running `Command { std: "docker" "start" "-a" "5c9603a414507c8c4aea95dc07f41defa8ef2ee513a1af6b6854bc22d8f86b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c9603a414507c8c4aea95dc07f41defa8ef2ee513a1af6b6854bc22d8f86b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c9603a414507c8c4aea95dc07f41defa8ef2ee513a1af6b6854bc22d8f86b49", kill_on_drop: false }`
[INFO] [stdout] 5c9603a414507c8c4aea95dc07f41defa8ef2ee513a1af6b6854bc22d8f86b49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07538b83fb6d4b038eb90bdfeea2476eb601186ee37613156067de8d08e7f9e0
[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" "07538b83fb6d4b038eb90bdfeea2476eb601186ee37613156067de8d08e7f9e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling staticvec v0.10.8
[INFO] [stderr]    Compiling cc-traits v0.4.0
[INFO] [stderr]    Compiling btree-slab v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "07538b83fb6d4b038eb90bdfeea2476eb601186ee37613156067de8d08e7f9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07538b83fb6d4b038eb90bdfeea2476eb601186ee37613156067de8d08e7f9e0", kill_on_drop: false }`
[INFO] [stdout] 07538b83fb6d4b038eb90bdfeea2476eb601186ee37613156067de8d08e7f9e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 85c58f06f8439d2352f641a07bc3d2afb7f210ee20340a5e9271d3dde9f5db49
[INFO] running `Command { std: "docker" "start" "-a" "85c58f06f8439d2352f641a07bc3d2afb7f210ee20340a5e9271d3dde9f5db49", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling btree-slab v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "85c58f06f8439d2352f641a07bc3d2afb7f210ee20340a5e9271d3dde9f5db49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c58f06f8439d2352f641a07bc3d2afb7f210ee20340a5e9271d3dde9f5db49", kill_on_drop: false }`
[INFO] [stdout] 85c58f06f8439d2352f641a07bc3d2afb7f210ee20340a5e9271d3dde9f5db49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 725fdf882588056f08259bf08fa531b91191d8957f8648e30ae26d99fc6a4c1b
[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" "725fdf882588056f08259bf08fa531b91191d8957f8648e30ae26d99fc6a4c1b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btree_slab-60e7d66d2c539831)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-02a811197d08934d)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test remove ... ok
[INFO] [stdout] test item_addresses ... ok
[INFO] [stdout] test update ... ok
[INFO] [stdout] test insert_addresses ... ok
[INFO] [stdout] test remove_addresses ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running tests/iter.rs (/opt/rustwide/target/debug/deps/iter-3df360274ca76316)
[INFO] [stdout] test into_iter_both_ends1 ... ok
[INFO] [stderr]    Doc-tests btree-slab
[INFO] [stdout] test into_iter_both_ends2 ... ok
[INFO] [stdout] test into_iter ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test into_iter_rev ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 75 tests
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::VacantEntry::into_key (line 227) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::Entry::key (line 45) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::VacantEntry::insert (line 248) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::VacantEntry::key (line 213) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::Entry::or_insert_with (line 87) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::Entry::or_insert (line 66) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::OccupiedEntry::into_mut (line 380) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::Entry::or_insert_with_key (line 111) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::Entry::and_modify (line 137) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::OccupiedEntry::remove (line 402) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::OccupiedEntry::key (line 309) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::OccupiedEntry::remove_entry (line 423) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::OccupiedEntry::insert (line 355) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::OccupiedEntry::get_mut (line 329) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::Entry::or_default (line 168) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::OccupiedEntry::get (line 290) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap (line 58) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap (line 105) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap (line 139) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::clear (line 513) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::append (line 1011) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::drain_filter (line 971) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::contains_key (line 454) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::first_key_value (line 303) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::get_key_value (line 275) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::entry (line 557) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::get_mut (line 535) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::entries_mut (line 868) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::into_keys (line 1065) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::first_entry (line 596) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::get (line 252) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::is_empty (line 213) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::into_values (line 1086) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::iter_mut (line 832) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::keys (line 414) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::iter (line 353) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::last_entry (line 628) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::pop_first (line 690) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::len (line 230) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::remove_entry (line 766) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::remove (line 737) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::last_key_value (line 330) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::retain (line 991) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::range_mut (line 903) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::values (line 433) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::pop_last (line 713) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::range (line 387) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::append (line 613) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::clear (line 440) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::contains (line 108) ... ok
[INFO] [stdout] test src/generic/map/mod.rs - generic::map::BTreeMap<K, V, C>::values_mut (line 931) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::difference (line 275) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::insert (line 464) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::drain_filter (line 659) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::is_subset (line 352) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::first (line 399) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::is_empty (line 85) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::get (line 132) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::is_disjoint (line 330) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::intersection (line 247) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::iter (line 155) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::new (line 51) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::is_superset (line 374) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::last (line 419) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::pop_first (line 549) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::iter (line 168) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::pop_last (line 570) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::len (line 68) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::remove (line 487) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::take (line 509) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::union (line 221) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::replace (line 529) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::range (line 192) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::retain (line 592) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T, C>::symmetric_difference (line 303) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 75 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 18.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "725fdf882588056f08259bf08fa531b91191d8957f8648e30ae26d99fc6a4c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "725fdf882588056f08259bf08fa531b91191d8957f8648e30ae26d99fc6a4c1b", kill_on_drop: false }`
[INFO] [stdout] 725fdf882588056f08259bf08fa531b91191d8957f8648e30ae26d99fc6a4c1b