[INFO] fetching crate pulz-arena 0.3.0...
[INFO] testing pulz-arena-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate pulz-arena 0.3.0 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate pulz-arena 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pulz-arena 0.3.0
[INFO] finished tweaking crates.io crate pulz-arena 0.3.0
[INFO] tweaked toml for crates.io crate pulz-arena 0.3.0 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67523c3c8c4d734fd116d556a0c873c4883385c7c21956db068cd99da39e51c9
[INFO] running `Command { std: "docker" "start" "-a" "67523c3c8c4d734fd116d556a0c873c4883385c7c21956db068cd99da39e51c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67523c3c8c4d734fd116d556a0c873c4883385c7c21956db068cd99da39e51c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67523c3c8c4d734fd116d556a0c873c4883385c7c21956db068cd99da39e51c9", kill_on_drop: false }`
[INFO] [stdout] 67523c3c8c4d734fd116d556a0c873c4883385c7c21956db068cd99da39e51c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 124d1097a820f5ebf789b5543a97b5bf40d4fa5c0d8cc184d63dee0c2e062d72
[INFO] running `Command { std: "docker" "start" "-a" "124d1097a820f5ebf789b5543a97b5bf40d4fa5c0d8cc184d63dee0c2e062d72", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulz-arena v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "124d1097a820f5ebf789b5543a97b5bf40d4fa5c0d8cc184d63dee0c2e062d72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "124d1097a820f5ebf789b5543a97b5bf40d4fa5c0d8cc184d63dee0c2e062d72", kill_on_drop: false }`
[INFO] [stdout] 124d1097a820f5ebf789b5543a97b5bf40d4fa5c0d8cc184d63dee0c2e062d72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 612ddb1f99af209f68344035a012be6ce34a57ca256567f776609a8528a4cdc4
[INFO] running `Command { std: "docker" "start" "-a" "612ddb1f99af209f68344035a012be6ce34a57ca256567f776609a8528a4cdc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulz-arena v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "612ddb1f99af209f68344035a012be6ce34a57ca256567f776609a8528a4cdc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "612ddb1f99af209f68344035a012be6ce34a57ca256567f776609a8528a4cdc4", kill_on_drop: false }`
[INFO] [stdout] 612ddb1f99af209f68344035a012be6ce34a57ca256567f776609a8528a4cdc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f1891abf69d8aa6ee7a51e0b49927cf14bbb86baed2b230e04851453f87fad2b
[INFO] running `Command { std: "docker" "start" "-a" "f1891abf69d8aa6ee7a51e0b49927cf14bbb86baed2b230e04851453f87fad2b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pulz_arena-faf68d027bb98625)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test tests::test_arena_clear ... ok
[INFO] [stdout] test tests::test_arena_contains ... ok
[INFO] [stdout] test tests::test_arena_clone ... ok
[INFO] [stdout] test tests::test_arena_default ... ok
[INFO] [stdout] test tests::test_arena_drain ... ok
[INFO] [stdout] test tests::test_arena_drain_reverse ... ok
[INFO] [stdout] test tests::test_arena_drop ... ok
[INFO] [stdout] test tests::test_arena_extend ... ok
[INFO] [stdout] test tests::test_arena_from_iter ... ok
[INFO] [stdout] test tests::test_arena_get ... ok
[INFO] [stdout] test tests::test_arena_get_mut ... ok
[INFO] [stdout] test tests::test_arena_index ... ok
[INFO] [stdout] test tests::test_arena_index_mut ... ok
[INFO] [stdout] test tests::test_arena_insert ... ok
[INFO] [stdout] test tests::test_arena_insert_with ... ok
[INFO] [stdout] test tests::test_arena_is_empty ... ok
[INFO] [stdout] test tests::test_arena_iter ... ok
[INFO] [stdout] test tests::test_arena_iter_mut ... ok
[INFO] [stdout] test tests::test_arena_iter_mut_reverse ... ok
[INFO] [stdout] test tests::test_arena_iter_reverse ... ok
[INFO] [stdout] test tests::test_arena_len ... ok
[INFO] [stdout] test tests::test_arena_new ... ok
[INFO] [stdout] test tests::test_arena_remove ... ok
[INFO] [stdout] test tests::test_arena_reserve ... ok
[INFO] [stdout] test tests::test_arena_reserve_exact ... ok
[INFO] [stdout] test tests::test_arena_try_insert ... ok
[INFO] [stdout] test tests::test_arena_try_insert_with ... ok
[INFO] [stdout] test tests::test_arena_with_capacity ... ok
[INFO] [stdout] test tests::test_generation ... ok
[INFO] [stdout] test tests::test_generation_overflow ... ok
[INFO] [stdout] test tests::test_generation_debug ... ok
[INFO] [stdout] test tests::test_index_accessors ... ok
[INFO] [stdout] test tests::test_index_debug ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pulz-arena
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 407) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::new (line 1190) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve (line 466) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::insert (line 669) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 528) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::drain (line 1524) ... FAILED
[INFO] [stdout] test src/lib.rs - Arena<T>::reserve_exact (line 487) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::get_mut (line 1499) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::insert_with (line 701) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::is_empty (line 1325) ... ok
[INFO] [stdout] test src/lib.rs - Index::offset (line 87) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::clear (line 1275) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::try_insert (line 579) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::reserve (line 1228) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::try_insert_with (line 623) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::is_empty (line 548) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::remove (line 752) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter (line 874) ... ok
[INFO] [stdout] test src/lib.rs - Index::generation (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::iter_mut (line 1582) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get_mut (line 825) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::with_capacity (line 431) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 223) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::get (line 801) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::remove (line 1421) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::contains (line 776) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::clear (line 507) ... ok
[INFO] [stdout] test src/lib.rs - Index (line 48) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::reserve_exact (line 1252) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::len (line 1301) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::drain (line 849) ... ok
[INFO] [stdout] test src/lib.rs - Index::into_parts (line 68) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 898) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::get (line 1475) ... ok
[INFO] [stdout] test src/lib.rs - Generation (line 134) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::insert (line 1362) ... ok
[INFO] [stdout] test src/lib.rs - Mirror (line 1166) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::contains (line 1448) ... ok
[INFO] [stdout] test src/lib.rs - Mirror<T>::iter (line 1554) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Mirror<T>::drain (line 1524) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Mirror<T>::drain (line 1524)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 39 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.66s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "f1891abf69d8aa6ee7a51e0b49927cf14bbb86baed2b230e04851453f87fad2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1891abf69d8aa6ee7a51e0b49927cf14bbb86baed2b230e04851453f87fad2b", kill_on_drop: false }`
[INFO] [stdout] f1891abf69d8aa6ee7a51e0b49927cf14bbb86baed2b230e04851453f87fad2b