[INFO] fetching crate lru 0.16.0...
[INFO] testing lru-0.16.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate lru 0.16.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate lru 0.16.0
[INFO] finished tweaking crates.io crate lru 0.16.0
[INFO] tweaked toml for crates.io crate lru 0.16.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lru 0.16.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.15.5 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a55aec9c5d2d689a2ce4f7a546cd2d0dbdfaa8ae48ca174d01fe138dba1a9b4d
[INFO] running `Command { std: "docker" "start" "-a" "a55aec9c5d2d689a2ce4f7a546cd2d0dbdfaa8ae48ca174d01fe138dba1a9b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a55aec9c5d2d689a2ce4f7a546cd2d0dbdfaa8ae48ca174d01fe138dba1a9b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a55aec9c5d2d689a2ce4f7a546cd2d0dbdfaa8ae48ca174d01fe138dba1a9b4d", kill_on_drop: false }`
[INFO] [stdout] a55aec9c5d2d689a2ce4f7a546cd2d0dbdfaa8ae48ca174d01fe138dba1a9b4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e172364582ca34d826d4fea3d698a79557521ef374c04f4fc635b25cb5636e6b
[INFO] running `Command { std: "docker" "start" "-a" "e172364582ca34d826d4fea3d698a79557521ef374c04f4fc635b25cb5636e6b", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version`
[INFO] [stderr]    Compiling lru v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "e172364582ca34d826d4fea3d698a79557521ef374c04f4fc635b25cb5636e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e172364582ca34d826d4fea3d698a79557521ef374c04f4fc635b25cb5636e6b", kill_on_drop: false }`
[INFO] [stdout] e172364582ca34d826d4fea3d698a79557521ef374c04f4fc635b25cb5636e6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db951c001a0ecfb9b2be5c919593d31c81d872b5c5f5c9ef068245662dee018c
[INFO] running `Command { std: "docker" "start" "-a" "db951c001a0ecfb9b2be5c919593d31c81d872b5c5f5c9ef068245662dee018c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version`
[INFO] [stderr]    Compiling stats_alloc v0.1.10
[INFO] [stderr]    Compiling lru v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "db951c001a0ecfb9b2be5c919593d31c81d872b5c5f5c9ef068245662dee018c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db951c001a0ecfb9b2be5c919593d31c81d872b5c5f5c9ef068245662dee018c", kill_on_drop: false }`
[INFO] [stdout] db951c001a0ecfb9b2be5c919593d31c81d872b5c5f5c9ef068245662dee018c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d12fef98e1663d97679dda3ed9dd70201f8b045678db8c87fb10561f0f4a57dc
[INFO] running `Command { std: "docker" "start" "-a" "d12fef98e1663d97679dda3ed9dd70201f8b045678db8c87fb10561f0f4a57dc", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while 2021 is compatible with `rust-version`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lru-5252e5364688d6d4)
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_get_key_value ... ok
[INFO] [stdout] test tests::test_get_key_value_mut ... ok
[INFO] [stdout] test tests::test_get_mut_and_update ... ok
[INFO] [stdout] test tests::test_get_mut_with_borrow ... ok
[INFO] [stdout] test tests::test_get_or_insert_mut_ref ... ok
[INFO] [stdout] test tests::test_get_or_insert_ref ... ok
[INFO] [stdout] test tests::test_iter_backwards ... ok
[INFO] [stdout] test tests::test_into_iter ... ok
[INFO] [stdout] test tests::test_iter_clone ... ok
[INFO] [stdout] test tests::test_get_with_borrow ... ok
[INFO] [stdout] test tests::test_iter_forwards_and_backwards ... ok
[INFO] [stdout] test tests::test_iter_forwards ... ok
[INFO] [stdout] test tests::test_iter_multiple_threads ... ok
[INFO] [stdout] test tests::test_multiple_threads ... ok
[INFO] [stdout] test tests::test_clone ... ok
[INFO] [stdout] test tests::test_contains ... ok
[INFO] [stdout] test tests::test_peek ... ok
[INFO] [stdout] test tests::test_peek_mru ... ok
[INFO] [stdout] test tests::test_peek_mut ... ok
[INFO] [stdout] test tests::test_peek_lru ... ok
[INFO] [stdout] test tests::test_pop_entry ... ok
[INFO] [stdout] test tests::test_put_and_get ... ok
[INFO] [stdout] test tests::test_put_and_get_mut ... ok
[INFO] [stdout] test tests::test_put_and_get_or_insert_mut ... ok
[INFO] [stdout] test tests::test_put_removes_oldest ... ok
[INFO] [stdout] test tests::test_put_update ... ok
[INFO] [stdout] test tests::test_resize_smaller ... ok
[INFO] [stdout] test tests::test_pop_lru ... ok
[INFO] [stdout] test tests::test_resize_larger ... ok
[INFO] [stdout] test tests::test_put_and_get_or_insert ... ok
[INFO] [stdout] test tests::test_that_pop_actually_detaches_node ... ok
[INFO] [stdout] test tests::test_try_get_or_insert_mut_ref ... ok
[INFO] [stdout] test tests::test_pop_mru ... ok
[INFO] [stdout] test tests::test_send ... ok
[INFO] [stdout] test tests::test_try_get_or_insert ... ok
[INFO] [stdout] test tests::test_try_get_or_insert_ref ... ok
[INFO] [stdout] test tests::test_try_get_or_insert_mut ... ok
[INFO] [stdout] test tests::test_promote_and_demote ... ok
[INFO] [stdout] test tests::test_pop ... ok
[INFO] [stdout] test tests::test_no_memory_leaks ... ok
[INFO] [stdout] test tests::test_no_memory_leaks_with_resize ... ok
[INFO] [stdout] test tests::test_no_memory_leaks_with_pop ... ok
[INFO] [stdout] test tests::test_with_hasher ... ok
[INFO] [stdout] test tests::test_unbounded ... ok
[INFO] [stdout] test tests::test_no_memory_leaks_with_clear ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lru
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::cap (line 1385) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::get (line 422) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::clear (line 1435) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::get_key_value_mut (line 531) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::iter (line 1459) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::get_or_insert_ref (line 624) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::contains (line 1103) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::get_or_insert_mut (line 779) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::iter_mut (line 1486) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::get_mut (line 458) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::get_key_value (line 494) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::peek (line 987) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::get_or_insert (line 576) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::demote (line 1303) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::get_or_insert_mut_ref (line 826) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::len (line 1345) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::is_empty (line 1368) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::pop_lru (line 1206) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::promote (line 1262) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::pop_mru (line 1234) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::pop (line 1129) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::pop_entry (line 1169) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::peek_lru (line 1042) ... ok
[INFO] [stdout] test src/lib.rs - _test_lifetimes (line 2830) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::push (line 328) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::try_get_or_insert (line 674) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::peek_mut (line 1014) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::peek_mru (line 1073) ... ok
[INFO] [stdout] test src/lib.rs - _test_lifetimes (line 2825) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::try_get_or_insert_ref (line 727) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V>::unbounded (line 234) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::put (line 306) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::try_get_or_insert_mut (line 876) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::unbounded_with_hasher (line 269) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V>::new (line 221) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::try_get_or_insert_mut_ref (line 930) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::resize (line 1400) ... ok
[INFO] [stdout] test src/lib.rs - LruCache<K,V,S>::with_hasher (line 250) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d12fef98e1663d97679dda3ed9dd70201f8b045678db8c87fb10561f0f4a57dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12fef98e1663d97679dda3ed9dd70201f8b045678db8c87fb10561f0f4a57dc", kill_on_drop: false }`
[INFO] [stdout] d12fef98e1663d97679dda3ed9dd70201f8b045678db8c87fb10561f0f4a57dc