[INFO] fetching crate ring-channel 0.9.0... [INFO] testing ring-channel-0.9.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate ring-channel 0.9.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate ring-channel 0.9.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ring-channel 0.9.0 [INFO] finished tweaking crates.io crate ring-channel 0.9.0 [INFO] tweaked toml for crates.io crate ring-channel 0.9.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] e5a7d604a924f62600970d468c9725571b9404fe5fa3a2353efba7e950f0a7a5 [INFO] running `Command { std: "docker" "start" "-a" "e5a7d604a924f62600970d468c9725571b9404fe5fa3a2353efba7e950f0a7a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5a7d604a924f62600970d468c9725571b9404fe5fa3a2353efba7e950f0a7a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5a7d604a924f62600970d468c9725571b9404fe5fa3a2353efba7e950f0a7a5", kill_on_drop: false }` [INFO] [stdout] e5a7d604a924f62600970d468c9725571b9404fe5fa3a2353efba7e950f0a7a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8db6dab5c456487d77ff8648be000cb7ff969dee0a0886c191d19e6824d95b92 [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" "8db6dab5c456487d77ff8648be000cb7ff969dee0a0886c191d19e6824d95b92", kill_on_drop: false }` [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling spinning_top v0.2.4 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling futures-executor v0.3.17 [INFO] [stderr] Compiling futures v0.3.17 [INFO] [stderr] Compiling ring-channel v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.65s [INFO] running `Command { std: "docker" "inspect" "8db6dab5c456487d77ff8648be000cb7ff969dee0a0886c191d19e6824d95b92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8db6dab5c456487d77ff8648be000cb7ff969dee0a0886c191d19e6824d95b92", kill_on_drop: false }` [INFO] [stdout] 8db6dab5c456487d77ff8648be000cb7ff969dee0a0886c191d19e6824d95b92 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 189433c9dfa52a2c6093d91085163d455fc544588fe1d69ad86fe373b2821651 [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" "189433c9dfa52a2c6093d91085163d455fc544588fe1d69ad86fe373b2821651", 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling signal-hook v0.3.10 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling downcast v0.10.0 [INFO] [stderr] Compiling fragile v1.0.0 [INFO] [stderr] Compiling predicates-tree v1.0.3 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling crossbeam-queue v0.3.2 [INFO] [stderr] Compiling polling v2.1.0 [INFO] [stderr] Compiling mockall_derive v0.10.2 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling async-fs v1.5.0 [INFO] [stderr] Compiling predicates v1.0.8 [INFO] [stderr] Compiling proptest v1.0.0 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling async-io v1.6.0 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling async-process v1.2.0 [INFO] [stderr] Compiling async-net v1.6.1 [INFO] [stderr] Compiling smol v1.2.5 [INFO] [stderr] Compiling futures-executor v0.3.17 [INFO] [stderr] Compiling futures v0.3.17 [INFO] [stderr] Compiling ring-channel v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling mockall v0.10.2 [INFO] [stderr] Compiling proptest-derive v0.3.0 [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 59.73s [INFO] running `Command { std: "docker" "inspect" "189433c9dfa52a2c6093d91085163d455fc544588fe1d69ad86fe373b2821651", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "189433c9dfa52a2c6093d91085163d455fc544588fe1d69ad86fe373b2821651", kill_on_drop: false }` [INFO] [stdout] 189433c9dfa52a2c6093d91085163d455fc544588fe1d69ad86fe373b2821651 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9091e2f73f49f366ec8692717a71cb64ee90f4fcbc727f75830fc5b1f9f014f5 [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" "9091e2f73f49f366ec8692717a71cb64ee90f4fcbc727f75830fc5b1f9f014f5", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ring_channel-77e3fdd2ecd6c03c) [INFO] [stdout] running 43 tests [INFO] [stdout] test channel::tests::dropping_sender_decrements_senders_counter ... ok [INFO] [stdout] test channel::tests::dropping_receiver_decrements_receivers_counter ... 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_sender_increments_senders ... ok [INFO] [stdout] test channel::tests::ring_channel_is_associated_with_a_single_control_block ... ok [INFO] [stdout] test channel::tests::cloning_receiver_increments_receivers_counter ... ok [INFO] [stdout] test channel::tests::channel_is_disconnected_if_there_are_no_senders ... ok [INFO] [stdout] test channel::tests::channel_is_disconnected_if_there_are_no_receivers ... ok [INFO] [stdout] test channel::tests::senders_are_equal_if_they_are_associated_with_the_same_ring_channel ... ok [INFO] [stdout] test buffer::tests::queue ... ok [INFO] [stdout] test buffer::tests::cell ... ok [INFO] [stdout] test buffer::tests::capacity ... ok [INFO] [stdout] test channel::tests::endpoints_are_safe_to_send_across_threads ... ok [INFO] [stdout] test buffer::tests::overflow ... ok [INFO] [stdout] test channel::tests::stream_wakes_on_disconnect ... 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 channel::tests::recv_fails_on_empty_disconnected_channel ... ok [INFO] [stdout] test control::tests::control_block_starts_connected ... ok [INFO] [stdout] test control::tests::control_block_starts_with_reference_counters_equal_to_one ... ok [INFO] [stdout] test control::tests::control_block_allocates_buffer_given_capacity ... ok [INFO] [stdout] test error::tests::recv_error_implements_error_trait ... ok [INFO] [stdout] test error::tests::send_error_implements_error_trait ... ok [INFO] [stdout] test channel::tests::recv_wakes_on_send_all ... ok [INFO] [stdout] test error::tests::try_recv_error_implements_error_trait ... ok [INFO] [stdout] test waitlist::tests::wait_ignores_redundant_wakers ... ok [INFO] [stdout] test waitlist::tests::waitlist_starts_empty ... ok [INFO] [stdout] test channel::tests::try_recv_fails_on_empty_disconnected_channel ... ok [INFO] [stdout] test channel::tests::stream_wakes_on_send_all ... ok [INFO] [stdout] test channel::tests::recv_wakes_on_send ... ok [INFO] [stdout] test channel::tests::stream_wakes_on_send ... ok [INFO] [stdout] test channel::tests::send_overwrites_old_messages ... ok [INFO] [stdout] test channel::tests::stream ... ok [INFO] [stdout] test channel::tests::sink ... ok [INFO] [stdout] test waitlist::tests::wakers_are_woken_exactly_once ... ok [INFO] [stdout] test waitlist::tests::wait_stores_wakers ... ok [INFO] [stdout] test waitlist::tests::waitlist_is_thread_safe ... ok [INFO] [stdout] test channel::tests::recv_succeeds_on_non_empty_connected_channel ... 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::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 9.46s [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 209) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 104) ... ok [INFO] [stdout] test src/lib.rs - (line 25) ... ok [INFO] [stdout] test src/lib.rs - (line 69) ... ok [INFO] [stdout] test src/lib.rs - (line 42) ... ok [INFO] [stdout] test src/lib.rs - (line 137) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.94s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9091e2f73f49f366ec8692717a71cb64ee90f4fcbc727f75830fc5b1f9f014f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9091e2f73f49f366ec8692717a71cb64ee90f4fcbc727f75830fc5b1f9f014f5", kill_on_drop: false }` [INFO] [stdout] 9091e2f73f49f366ec8692717a71cb64ee90f4fcbc727f75830fc5b1f9f014f5