[INFO] fetching crate heapless 0.7.8...
[INFO] testing heapless-0.7.8 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate heapless 0.7.8 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate heapless 0.7.8 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 heapless 0.7.8
[INFO] finished tweaking crates.io crate heapless 0.7.8
[INFO] tweaked toml for crates.io crate heapless 0.7.8 written to /workspace/builds/worker-5/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7f75393a90904d173c837e98ac0de0027ddd157587fcf5122a5d72308fe5fe61
[INFO] running `Command { std: "docker" "start" "-a" "7f75393a90904d173c837e98ac0de0027ddd157587fcf5122a5d72308fe5fe61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f75393a90904d173c837e98ac0de0027ddd157587fcf5122a5d72308fe5fe61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f75393a90904d173c837e98ac0de0027ddd157587fcf5122a5d72308fe5fe61", kill_on_drop: false }`
[INFO] [stdout] 7f75393a90904d173c837e98ac0de0027ddd157587fcf5122a5d72308fe5fe61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] e37340827a5c744766818c65ef5f313d5025d466b9a0d15c6fe6dd47c6a2c41e
[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" "e37340827a5c744766818c65ef5f313d5025d466b9a0d15c6fe6dd47c6a2c41e", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapless v0.7.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "e37340827a5c744766818c65ef5f313d5025d466b9a0d15c6fe6dd47c6a2c41e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e37340827a5c744766818c65ef5f313d5025d466b9a0d15c6fe6dd47c6a2c41e", kill_on_drop: false }`
[INFO] [stdout] e37340827a5c744766818c65ef5f313d5025d466b9a0d15c6fe6dd47c6a2c41e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39b47c17d3b5333bee311057251fb0d39bfc05b93abd40633a7e73398680cdba
[INFO] running `Command { std: "docker" "start" "-a" "39b47c17d3b5333bee311057251fb0d39bfc05b93abd40633a7e73398680cdba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling ufmt-macros v0.1.1
[INFO] [stderr]    Compiling ufmt v0.1.0
[INFO] [stderr]    Compiling heapless v0.7.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.89s
[INFO] running `Command { std: "docker" "inspect" "39b47c17d3b5333bee311057251fb0d39bfc05b93abd40633a7e73398680cdba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b47c17d3b5333bee311057251fb0d39bfc05b93abd40633a7e73398680cdba", kill_on_drop: false }`
[INFO] [stdout] 39b47c17d3b5333bee311057251fb0d39bfc05b93abd40633a7e73398680cdba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] d9167800c2e62e907f1330c965c63a823767ba6ecd74c21dfe6eac2a32a42327
[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" "d9167800c2e62e907f1330c965c63a823767ba6ecd74c21dfe6eac2a32a42327", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 106 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/heapless-b9912173bdc52799)
[INFO] [stdout] test binary_heap::tests::min ... ok
[INFO] [stdout] test deque::tests::as_slices ... ok
[INFO] [stdout] test deque::tests::drop ... ok
[INFO] [stdout] test deque::tests::empty ... ok
[INFO] [stdout] test deque::tests::front_back ... ok
[INFO] [stdout] test deque::tests::iter ... ok
[INFO] [stdout] test deque::tests::iter_move ... ok
[INFO] [stdout] test deque::tests::iter_move_drop ... ok
[INFO] [stdout] test deque::tests::iter_mut ... ok
[INFO] [stdout] test deque::tests::push_and_pop ... ok
[INFO] [stdout] test histbuf::tests::as_slice ... ok
[INFO] [stdout] test histbuf::tests::new ... ok
[INFO] [stdout] test histbuf::tests::clear ... ok
[INFO] [stdout] test histbuf::tests::recent ... ok
[INFO] [stdout] test histbuf::tests::write ... ok
[INFO] [stdout] test indexmap::tests::partial_eq ... ok
[INFO] [stdout] test indexmap::tests::size ... ok
[INFO] [stdout] test linear_map::test::partial_eq ... ok
[INFO] [stdout] test linear_map::test::static_new ... ok
[INFO] [stdout] test mpmc::tests::drain_at_pos255 ... ok
[INFO] [stdout] test mpmc::tests::sanity ... ok
[INFO] [stdout] test pool::singleton::tests::boxed_zst_is_well_aligned ... ok
[INFO] [stdout] test pool::tests::destructors ... ok
[INFO] [stdout] test mpmc::tests::full_at_wrapped_pos0 ... ok
[INFO] [stdout] test pool::singleton::tests::sanity ... ok
[INFO] [stdout] test pool::singleton::tests::destructors ... ok
[INFO] [stdout] test pool::tests::grow ... ok
[INFO] [stdout] test pool::tests::grow_exact ... ok
[INFO] [stdout] test sorted_linked_list::tests::const_new ... ok
[INFO] [stdout] test pool::tests::sanity ... ok
[INFO] [stdout] test sorted_linked_list::tests::test_full ... ok
[INFO] [stdout] test sorted_linked_list::tests::test_peek ... ok
[INFO] [stdout] test sorted_linked_list::tests::test_empty ... ok
[INFO] [stdout] test sorted_linked_list::tests::test_rejected_push ... ok
[INFO] [stdout] test sorted_linked_list::tests::test_updating ... ok
[INFO] [stdout] test sorted_linked_list::tests::test_updating_2 ... ok
[INFO] [stdout] test sorted_linked_list::tests::test_updating_1 ... ok
[INFO] [stdout] test sorted_linked_list::tests::test_zero_size ... ok
[INFO] [stdout] test spsc::tests::clone ... ok
[INFO] [stdout] test spsc::tests::drop ... ok
[INFO] [stdout] test spsc::tests::empty ... ok
[INFO] [stdout] test spsc::tests::eq ... ok
[INFO] [stdout] test spsc::tests::full ... ok
[INFO] [stdout] test spsc::tests::hash_equality ... ok
[INFO] [stdout] test spsc::tests::iter_double_ended ... ok
[INFO] [stdout] test spsc::tests::iter ... ok
[INFO] [stdout] test spsc::tests::iter_mut ... ok
[INFO] [stdout] test spsc::tests::sanity ... ok
[INFO] [stdout] test spsc::tests::iter_mut_double_ended ... ok
[INFO] [stdout] test spsc::tests::static_new ... ok
[INFO] [stdout] test binary_heap::tests::static_new ... ok
[INFO] [stdout] test deque::tests::stack_new ... ok
[INFO] [stdout] test string::tests::cmp ... ok
[INFO] [stdout] test deque::tests::static_new ... ok
[INFO] [stdout] test string::tests::display ... ok
[INFO] [stdout] test string::tests::debug ... ok
[INFO] [stdout] test string::tests::cmp_heterogenous_size ... ok
[INFO] [stdout] test string::tests::from ... ok
[INFO] [stdout] test string::tests::from_num ... ok
[INFO] [stdout] test deque::tests::full ... ok
[INFO] [stdout] test deque::tests::clear ... ok
[INFO] [stdout] test string::tests::empty ... ok
[INFO] [stdout] test string::tests::from_str ... ok
[INFO] [stdout] test binary_heap::tests::max ... ok
[INFO] [stdout] test spsc::tests::wrap_around ... ok
[INFO] [stdout] test string::tests::as_bytes ... ok
[INFO] [stdout] test string::tests::as_mut_str ... ok
[INFO] [stdout] test string::tests::is_empty ... ok
[INFO] [stdout] test string::tests::clear ... ok
[INFO] [stdout] test string::tests::pop ... ok
[INFO] [stdout] test string::tests::as_str ... ok
[INFO] [stdout] test string::tests::push ... ok
[INFO] [stdout] test string::tests::push_str ... ok
[INFO] [stdout] test vec::tests::ends_with ... ok
[INFO] [stdout] test string::tests::into_bytes ... ok
[INFO] [stdout] test vec::tests::extend_from_slice ... ok
[INFO] [stdout] test spsc::tests::ready_flag ... ok
[INFO] [stdout] test string::tests::pop_uenc ... ok
[INFO] [stdout] test vec::tests::collect_from_iter ... ok
[INFO] [stdout] test string::tests::static_new ... ok
[INFO] [stdout] test vec::tests::eq ... ok
[INFO] [stdout] test vec::tests::drop ... ok
[INFO] [stdout] test vec::tests::cmp_heterogenous_size ... ok
[INFO] [stdout] test vec::tests::from_slice ... ok
[INFO] [stdout] test vec::tests::full ... ok
[INFO] [stdout] test vec::tests::iter_move_drop ... ok
[INFO] [stdout] test string::tests::clone ... ok
[INFO] [stdout] test string::tests::truncate ... ok
[INFO] [stdout] test vec::tests::iter ... ok
[INFO] [stdout] test vec::tests::cmp ... ok
[INFO] [stdout] test vec::tests::iter_mut ... ok
[INFO] [stdout] test vec::tests::iter_move ... ok
[INFO] [stdout] test vec::tests::resize_size_limit ... ok
[INFO] [stdout] test vec::tests::push_and_pop ... ok
[INFO] [stdout] test vec::tests::is_full_empty ... ok
[INFO] [stdout] test vec::tests::resize_contents ... ok
[INFO] [stdout] test vec::tests::resize_default ... ok
[INFO] [stdout] test vec::tests::resize_length_cases ... ok
[INFO] [stdout] test vec::tests::stack_new ... ok
[INFO] [stdout] test vec::tests::static_new ... ok
[INFO] [stdout] test vec::tests::write ... ok
[INFO] [stdout] test vec::tests::starts_with ... ok
[INFO] [stdout] test vec::tests::collect_from_iter_overfull - should panic ... ok
[INFO] [stdout] test string::tests::from_panic - should panic ... ok
[INFO] [stdout] test spsc::tests::len ... ok
[INFO] [stdout] test spsc::tests::try_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 106 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.62s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cpass.rs (/opt/rustwide/target/debug/deps/cpass-f1c0b42836f80dad)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test send ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tsan.rs (/opt/rustwide/target/debug/deps/tsan-42a2873274b9015b)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test len_properly_wraps ... ok
[INFO] [stdout] test iterator_properly_wraps ... ok
[INFO] [stdout] test once ... ok
[INFO] [stdout] test contention ... ok
[INFO] [stdout] test twice ... ok
[INFO] [stdout] test scoped ... ok
[INFO] [stdout] test unchecked ... ok
[INFO] [stdout] test mpmc_contention ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests heapless
[INFO] [stdout] 
[INFO] [stdout] running 107 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name heapless --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern hash32=/opt/rustwide/target/debug/deps/libhash32-80ed56a0a8492519.rlib --extern heapless=/opt/rustwide/target/debug/deps/libheapless-71a28d2b743e76bc.rlib --extern scoped_threadpool=/opt/rustwide/target/debug/deps/libscoped_threadpool-d60964a8b5ca3771.rlib --extern spin=/opt/rustwide/target/debug/deps/libspin-0bccda479d9a8c13.rlib --extern stable_deref_trait=/opt/rustwide/target/debug/deps/libstable_deref_trait-89b097bf6028af67.rlib --extern ufmt=/opt/rustwide/target/debug/deps/libufmt-ec4e5a0e888028d7.rlib -C embed-bitcode=no --cfg 'feature="atomic-polyfill"' --cfg 'feature="cas"' --cfg 'feature="default"' --cfg has_cas --cfg has_atomics --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d9167800c2e62e907f1330c965c63a823767ba6ecd74c21dfe6eac2a32a42327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9167800c2e62e907f1330c965c63a823767ba6ecd74c21dfe6eac2a32a42327", kill_on_drop: false }`
[INFO] [stdout] d9167800c2e62e907f1330c965c63a823767ba6ecd74c21dfe6eac2a32a42327