[INFO] fetching crate flo_stream 0.6.0... [INFO] testing flo_stream-0.6.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate flo_stream 0.6.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate flo_stream 0.6.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate flo_stream 0.6.0 [INFO] finished tweaking crates.io crate flo_stream 0.6.0 [INFO] tweaked toml for crates.io crate flo_stream 0.6.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate flo_stream 0.6.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded desync v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 286ed95b67390395c17d1a968049e9b4e27757c26bb645a0202f4d982ee43b5f [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" "286ed95b67390395c17d1a968049e9b4e27757c26bb645a0202f4d982ee43b5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "286ed95b67390395c17d1a968049e9b4e27757c26bb645a0202f4d982ee43b5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "286ed95b67390395c17d1a968049e9b4e27757c26bb645a0202f4d982ee43b5f", kill_on_drop: false }` [INFO] [stdout] 286ed95b67390395c17d1a968049e9b4e27757c26bb645a0202f4d982ee43b5f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a986beef7d5305daa5e356c904d8c03dd40411861956e195f01bd042ef958884 [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" "a986beef7d5305daa5e356c904d8c03dd40411861956e195f01bd042ef958884", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling futures-sink v0.3.12 [INFO] [stderr] Compiling futures-core v0.3.12 [INFO] [stderr] Compiling futures-io v0.3.12 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-task v0.3.12 [INFO] [stderr] Compiling futures-channel v0.3.12 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling futures-macro v0.3.12 [INFO] [stderr] Compiling futures-util v0.3.12 [INFO] [stderr] Compiling futures-executor v0.3.12 [INFO] [stderr] Compiling futures v0.3.12 [INFO] [stderr] Compiling flo_stream v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.93s [INFO] running `Command { std: "docker" "inspect" "a986beef7d5305daa5e356c904d8c03dd40411861956e195f01bd042ef958884", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a986beef7d5305daa5e356c904d8c03dd40411861956e195f01bd042ef958884", kill_on_drop: false }` [INFO] [stdout] a986beef7d5305daa5e356c904d8c03dd40411861956e195f01bd042ef958884 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 70061bd8e448f5344c6beeb1c8e7aa60fec8df28e342c615082d0830f773aa89 [INFO] running `Command { std: "docker" "start" "-a" "70061bd8e448f5344c6beeb1c8e7aa60fec8df28e342c615082d0830f773aa89", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.84 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling desync v0.5.0 [INFO] [stderr] Compiling flo_stream v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 22.70s [INFO] running `Command { std: "docker" "inspect" "70061bd8e448f5344c6beeb1c8e7aa60fec8df28e342c615082d0830f773aa89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70061bd8e448f5344c6beeb1c8e7aa60fec8df28e342c615082d0830f773aa89", kill_on_drop: false }` [INFO] [stdout] 70061bd8e448f5344c6beeb1c8e7aa60fec8df28e342c615082d0830f773aa89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 395198f9f0691b878c274a73afa23aeef6240e5d920325049d5e7c3228d976ed [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" "395198f9f0691b878c274a73afa23aeef6240e5d920325049d5e7c3228d976ed", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/flo_stream-7f15f7c8ab052b22) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/blocking.rs (/opt/rustwide/target/debug/deps/blocking-163631b014731202) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test blocks_if_there_are_insufficient_subscribers ... ok [INFO] [stdout] test blocks_if_there_are_no_subscribers ... ok [INFO] [stdout] test unblocks_if_there_are_sufficient_subscribers ... ok [INFO] [stdout] test read_from_subscribers ... ok [INFO] [stdout] test read_from_thread ... ok [INFO] [stderr] Running tests/generator.rs (/opt/rustwide/target/debug/deps/generator-2cd277c5ea8943bf) [INFO] [stdout] test read_from_thread_late_start ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test add_one_generator ... ok [INFO] [stderr] Running tests/pubsub.rs (/opt/rustwide/target/debug/deps/pubsub-4445791879157122) [INFO] [stdout] test number_generator ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test clone_subscribers ... ok [INFO] [stdout] test receive_on_one_subscriber ... ok [INFO] [stdout] test clone_subscribers_after_reading ... ok [INFO] [stdout] test drop_publisher_with_weak_publisher_after_send_all ... ok [INFO] [stdout] test blocks_if_subscribers_are_full ... ok [INFO] [stdout] test drop_publisher_after_send_all ... ok [INFO] [stdout] test complete_on_multiple_subscribers ... ok [INFO] [stdout] test skip_messages_sent_before_subscription ... ok [INFO] [stdout] test complete_when_empty ... ok [INFO] [stdout] test republish_3_times ... ok [INFO] [stdout] test single_receive_on_two_subscribers ... ok [INFO] [stdout] test expiring_removes_oldest_events_first ... ok [INFO] [stdout] test drop_publisher_with_weak_publisher_after_publish ... ok [INFO] [stdout] test read_on_multiple_subscribers ... ok [INFO] [stdout] test subscriber_closes_when_publisher_closes ... ok [INFO] [stdout] test send_all_stream ... ok [INFO] [stdout] test single_receive_on_one_subscriber ... ok [INFO] [stdout] test send_all_drops_stream_when_publisher_dropped ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/sink.rs (/opt/rustwide/target/debug/deps/sink-0bd875867a7c79dd) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test close_sink_same_thread ... ok [INFO] [stderr] Doc-tests flo_stream [INFO] [stdout] test close_sink ... ok [INFO] [stdout] test send_stream_via_sink ... ok [INFO] [stdout] test send_via_sink ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/generator.rs - generator::generator_stream (line 88) ... ok [INFO] [stdout] test src/lib.rs - (line 20) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.36s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "395198f9f0691b878c274a73afa23aeef6240e5d920325049d5e7c3228d976ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "395198f9f0691b878c274a73afa23aeef6240e5d920325049d5e7c3228d976ed", kill_on_drop: false }` [INFO] [stdout] 395198f9f0691b878c274a73afa23aeef6240e5d920325049d5e7c3228d976ed