[INFO] fetching crate ring-channel 0.8.3... [INFO] testing ring-channel-0.8.3 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate ring-channel 0.8.3 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate ring-channel 0.8.3 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 ring-channel 0.8.3 [INFO] finished tweaking crates.io crate ring-channel 0.8.3 [INFO] tweaked toml for crates.io crate ring-channel 0.8.3 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] d85aec64a00219b80a8cadad732463393af113a9ee4619705eec5754a496e295 [INFO] running `Command { std: "docker" "start" "-a" "d85aec64a00219b80a8cadad732463393af113a9ee4619705eec5754a496e295", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d85aec64a00219b80a8cadad732463393af113a9ee4619705eec5754a496e295", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d85aec64a00219b80a8cadad732463393af113a9ee4619705eec5754a496e295", kill_on_drop: false }` [INFO] [stdout] d85aec64a00219b80a8cadad732463393af113a9ee4619705eec5754a496e295 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f05ef5de39a2143bfdcbf0b06aa270ab8a47876255dbcde4a1b5e855c03395be [INFO] running `Command { std: "docker" "start" "-a" "f05ef5de39a2143bfdcbf0b06aa270ab8a47876255dbcde4a1b5e855c03395be", kill_on_drop: false }` [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-sink v0.3.15 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling futures-io v0.3.15 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling spinning_top v0.2.4 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling futures v0.3.15 [INFO] [stderr] Compiling ring-channel v0.8.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.50s [INFO] running `Command { std: "docker" "inspect" "f05ef5de39a2143bfdcbf0b06aa270ab8a47876255dbcde4a1b5e855c03395be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f05ef5de39a2143bfdcbf0b06aa270ab8a47876255dbcde4a1b5e855c03395be", kill_on_drop: false }` [INFO] [stdout] f05ef5de39a2143bfdcbf0b06aa270ab8a47876255dbcde4a1b5e855c03395be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 8f8171261b89afde625883c265499aedce0160ae1f8eb66ac090e0653bc69a86 [INFO] running `Command { std: "docker" "start" "-a" "8f8171261b89afde625883c265499aedce0160ae1f8eb66ac090e0653bc69a86", kill_on_drop: false }` [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling fastrand v1.4.1 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling signal-hook v0.3.9 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling plotters-backend v0.3.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling normalize-line-endings v0.3.0 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling downcast v0.10.0 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling fragile v1.0.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling predicates-tree v1.0.2 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling socket2 v0.4.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling polling v2.0.3 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling plotters-svg v0.3.0 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling async-lock v2.4.0 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling mockall_derive v0.9.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling async-io v1.4.1 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling async-fs v1.5.0 [INFO] [stderr] Compiling float-cmp v0.8.0 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling predicates v1.0.8 [INFO] [stderr] Compiling async-process v1.1.0 [INFO] [stderr] Compiling async-net v1.6.0 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling smol v1.2.5 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling cast v0.2.6 [INFO] [stderr] Compiling proptest v0.10.1 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling mockall v0.9.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling proptest-derive v0.2.0 [INFO] [stderr] Compiling ring-channel v0.8.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 56.28s [INFO] running `Command { std: "docker" "inspect" "8f8171261b89afde625883c265499aedce0160ae1f8eb66ac090e0653bc69a86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f8171261b89afde625883c265499aedce0160ae1f8eb66ac090e0653bc69a86", kill_on_drop: false }` [INFO] [stdout] 8f8171261b89afde625883c265499aedce0160ae1f8eb66ac090e0653bc69a86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 4f5db0d6adfa9b3b661a91e267289bdae79fdf7fca98b82734bdca572cb7fdf9 [INFO] running `Command { std: "docker" "start" "-a" "4f5db0d6adfa9b3b661a91e267289bdae79fdf7fca98b82734bdca572cb7fdf9", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ring_channel-9160b02f8ce25d6a) [INFO] [stdout] [INFO] [stdout] running 43 tests [INFO] [stdout] test buffer::tests::queue ... ok [INFO] [stdout] test channel::tests::channel_is_disconnected_if_there_are_no_receivers ... ok [INFO] [stdout] test buffer::tests::cell ... ok [INFO] [stdout] test channel::tests::dropping_receiver_decrements_receivers_counter ... ok [INFO] [stdout] test channel::tests::ring_channel_is_associated_with_a_single_control_block ... ok [INFO] [stdout] test channel::tests::channel_is_disconnected_if_there_are_no_senders ... ok [INFO] [stdout] test buffer::tests::capacity ... ok [INFO] [stdout] test channel::tests::dropping_sender_decrements_senders_counter ... ok [INFO] [stdout] test channel::tests::cloning_sender_increments_senders ... ok [INFO] [stdout] test channel::tests::receivers_are_equal_if_they_are_associated_with_the_same_ring_channel ... ok [INFO] [stdout] test channel::tests::cloning_receiver_increments_receivers_counter ... ok [INFO] [stdout] test control::tests::control_block_starts_with_reference_counters_equal_to_one ... ok [INFO] [stdout] test channel::tests::senders_are_equal_if_they_are_associated_with_the_same_ring_channel ... ok [INFO] [stdout] test control::tests::control_block_starts_connected ... ok [INFO] [stdout] test waitlist::tests::waitlist_starts_empty ... ok [INFO] [stdout] test error::tests::send_error_implements_error_trait ... ok [INFO] [stdout] test error::tests::try_recv_error_implements_error_trait ... ok [INFO] [stdout] test control::tests::control_block_allocates_buffer_given_capacity ... ok [INFO] [stdout] test buffer::tests::overflow ... ok [INFO] [stdout] test error::tests::recv_error_implements_error_trait ... ok [INFO] [stdout] test waitlist::tests::wait_ignores_redundant_wakers ... ok [INFO] [stdout] test channel::tests::try_recv_fails_on_empty_connected_channel ... ok [INFO] [stdout] test channel::tests::recv_wakes_on_disconnect ... ok [INFO] [stdout] test waitlist::tests::wait_stores_wakers ... ok [INFO] [stdout] test channel::tests::try_recv_fails_on_empty_disconnected_channel ... ok [INFO] [stdout] test channel::tests::recv_fails_on_empty_disconnected_channel ... ok [INFO] [stdout] test channel::tests::recv_wakes_on_send_all ... ok [INFO] [stdout] test channel::tests::endpoints_are_safe_to_send_across_threads ... ok [INFO] [stdout] test channel::tests::stream_wakes_on_disconnect ... ok [INFO] [stdout] test channel::tests::stream_wakes_on_send_all ... ok [INFO] [stdout] test waitlist::tests::wakers_are_woken_exactly_once ... ok [INFO] [stdout] test channel::tests::recv_wakes_on_send ... ok [INFO] [stdout] test channel::tests::send_overwrites_old_messages ... ok [INFO] [stdout] test channel::tests::stream_wakes_on_send ... ok [INFO] [stdout] test channel::tests::sink ... ok [INFO] [stdout] test channel::tests::stream ... ok [INFO] [stdout] test waitlist::tests::waitlist_is_thread_safe ... ok [INFO] [stdout] test channel::tests::send_succeeds_on_connected_channel ... ok [INFO] [stdout] test channel::tests::send_fails_on_disconnected_channel ... ok [INFO] [stdout] test channel::tests::try_recv_succeeds_on_non_empty_connected_channel ... ok [INFO] [stdout] test channel::tests::recv_succeeds_on_non_empty_connected_channel ... ok [INFO] [stdout] test channel::tests::try_recv_succeeds_on_non_empty_disconnected_channel ... ok [INFO] [stdout] test channel::tests::recv_succeeds_on_non_empty_disconnected_channel ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 12.91s [INFO] [stdout] [INFO] [stderr] Doc-tests ring-channel [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/channel.rs - channel::ring_channel (line 201) ... ok [INFO] [stdout] test src/lib.rs - (line 25) ... ok [INFO] [stdout] test src/lib.rs - (line 41) ... ok [INFO] [stdout] test src/lib.rs - (line 133) ... ok [INFO] [stdout] test src/lib.rs - (line 100) ... ok [INFO] [stdout] test src/lib.rs - (line 67) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.37s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4f5db0d6adfa9b3b661a91e267289bdae79fdf7fca98b82734bdca572cb7fdf9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f5db0d6adfa9b3b661a91e267289bdae79fdf7fca98b82734bdca572cb7fdf9", kill_on_drop: false }` [INFO] [stdout] 4f5db0d6adfa9b3b661a91e267289bdae79fdf7fca98b82734bdca572cb7fdf9