[INFO] fetching crate btree-slab 0.2.1...
[INFO] testing btree-slab-0.2.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate btree-slab 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate btree-slab 0.2.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btree-slab 0.2.1
[INFO] finished tweaking crates.io crate btree-slab 0.2.1
[INFO] tweaked toml for crates.io crate btree-slab 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc-traits v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2584f438383a61e8d8c6108d0d24a9aedbd8a88e1c152e85552eb8930be183ee
[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" "2584f438383a61e8d8c6108d0d24a9aedbd8a88e1c152e85552eb8930be183ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2584f438383a61e8d8c6108d0d24a9aedbd8a88e1c152e85552eb8930be183ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2584f438383a61e8d8c6108d0d24a9aedbd8a88e1c152e85552eb8930be183ee", kill_on_drop: false }`
[INFO] [stdout] 2584f438383a61e8d8c6108d0d24a9aedbd8a88e1c152e85552eb8930be183ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61fda8ba34acecc0e1932495f411eea7311277a2e10cc2a1a8e439c467201dc9
[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" "61fda8ba34acecc0e1932495f411eea7311277a2e10cc2a1a8e439c467201dc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling cc-traits v0.4.0
[INFO] [stderr]    Compiling btree-slab v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "61fda8ba34acecc0e1932495f411eea7311277a2e10cc2a1a8e439c467201dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61fda8ba34acecc0e1932495f411eea7311277a2e10cc2a1a8e439c467201dc9", kill_on_drop: false }`
[INFO] [stdout] 61fda8ba34acecc0e1932495f411eea7311277a2e10cc2a1a8e439c467201dc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45b63410c2aeda7905ebb3e8e1a067b6b577dda101ba9d4f425fd8d1c5e79b0a
[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" "45b63410c2aeda7905ebb3e8e1a067b6b577dda101ba9d4f425fd8d1c5e79b0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[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 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.91s
[INFO] running `Command { std: "docker" "inspect" "45b63410c2aeda7905ebb3e8e1a067b6b577dda101ba9d4f425fd8d1c5e79b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b63410c2aeda7905ebb3e8e1a067b6b577dda101ba9d4f425fd8d1c5e79b0a", kill_on_drop: false }`
[INFO] [stdout] 45b63410c2aeda7905ebb3e8e1a067b6b577dda101ba9d4f425fd8d1c5e79b0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] 2ef44a8050244cdd30c4243a90e9fcad545e3497c13b9a8fd1bcca5ac98666e1
[INFO] running `Command { std: "docker" "start" "-a" "2ef44a8050244cdd30c4243a90e9fcad545e3497c13b9a8fd1bcca5ac98666e1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/btree_slab-01cda7ac074a0940)
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-d374861ef10b18d3)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test item_addresses ... ok
[INFO] [stdout] test insert_addresses ... ok
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test update ... ok
[INFO] [stdout] test remove ... 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 0.27s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/iter.rs (/opt/rustwide/target/debug/deps/iter-aa71542f9a2ea6c0)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test into_iter_both_ends1 ... ok
[INFO] [stdout] test into_iter ... ok
[INFO] [stdout] test into_iter_both_ends2 ... 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 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests btree-slab
[INFO] [stdout] 
[INFO] [stdout] running 75 tests
[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::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::Entry::or_insert (line 66) ... 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::insert (line 355) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::OccupiedEntry::get (line 290) ... 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::into_mut (line 380) ... 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::Entry::or_insert_with_key (line 111) ... 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::get_mut (line 329) ... 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_default (line 168) ... ok
[INFO] [stdout] test src/generic/map/entry.rs - generic::map::entry::Entry::and_modify (line 137) ... 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 58) ... 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>::contains_key (line 454) ... 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>::into_values (line 1086) ... 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>::first_key_value (line 303) ... 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_mut (line 535) ... 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>::get_key_value (line 275) ... 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>::into_keys (line 1065) ... 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>::iter_mut (line 832) ... 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>::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>::keys (line 377) ... 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>::last_key_value (line 330) ... 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>::len (line 230) ... 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>::range (line 425) ... 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>::values (line 396) ... 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>::values_mut (line 931) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::append (line 615) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::clear (line 442) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::difference (line 277) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::contains (line 142) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::insert (line 466) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::get (line 166) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::first (line 401) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::is_disjoint (line 332) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::intersection (line 249) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::drain_filter (line 661) ... 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>::new (line 51) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::is_superset (line 376) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::is_subset (line 354) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::iter (line 117) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::iter (line 104) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::last (line 421) ... 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>::pop_first (line 551) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::pop_last (line 572) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::union (line 223) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::range (line 194) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::remove (line 489) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::replace (line 531) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::symmetric_difference (line 305) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::retain (line 594) ... ok
[INFO] [stdout] test src/generic/set/mod.rs - generic::set::BTreeSet<T,C>::take (line 511) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 75 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 44.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ef44a8050244cdd30c4243a90e9fcad545e3497c13b9a8fd1bcca5ac98666e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef44a8050244cdd30c4243a90e9fcad545e3497c13b9a8fd1bcca5ac98666e1", kill_on_drop: false }`
[INFO] [stdout] 2ef44a8050244cdd30c4243a90e9fcad545e3497c13b9a8fd1bcca5ac98666e1