[INFO] fetching crate tari_broadcast_channel 0.2.0...
[INFO] testing tari_broadcast_channel-0.2.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate tari_broadcast_channel 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate tari_broadcast_channel 0.2.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tari_broadcast_channel 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tari_broadcast_channel 0.2.0
[INFO] tweaked toml for crates.io crate tari_broadcast_channel 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate tari_broadcast_channel 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex-syntax v0.6.15
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9386d779791654e3b8d07779f5385ee1482ecdc8526f8ea38927f491e884316
[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" "d9386d779791654e3b8d07779f5385ee1482ecdc8526f8ea38927f491e884316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9386d779791654e3b8d07779f5385ee1482ecdc8526f8ea38927f491e884316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9386d779791654e3b8d07779f5385ee1482ecdc8526f8ea38927f491e884316", kill_on_drop: false }`
[INFO] [stdout] d9386d779791654e3b8d07779f5385ee1482ecdc8526f8ea38927f491e884316
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfae8a42393e1774ea3f26610153f556dcd4230ab638ad7445d9f81e471bd1ba
[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" "dfae8a42393e1774ea3f26610153f556dcd4230ab638ad7445d9f81e471bd1ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling tari_broadcast_channel v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.50s
[INFO] running `Command { std: "docker" "inspect" "dfae8a42393e1774ea3f26610153f556dcd4230ab638ad7445d9f81e471bd1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfae8a42393e1774ea3f26610153f556dcd4230ab638ad7445d9f81e471bd1ba", kill_on_drop: false }`
[INFO] [stdout] dfae8a42393e1774ea3f26610153f556dcd4230ab638ad7445d9f81e471bd1ba
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 024f4b87cb8871ac914b2a9e01a3f0772c790499e07dff1be92a615db63267a2
[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" "024f4b87cb8871ac914b2a9e01a3f0772c790499e07dff1be92a615db63267a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling regex-syntax v0.6.15
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling bstr v0.2.11
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling tari_broadcast_channel v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `publisher2`
[INFO] [stdout]    --> src/async_channel.rs:220:14
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let (publisher2, subscriber4): (async_channel::Publisher<usize>, async_channel::Subscriber<usize>) =
[INFO] [stdout]     |              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_publisher2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 44.16s
[INFO] running `Command { std: "docker" "inspect" "024f4b87cb8871ac914b2a9e01a3f0772c790499e07dff1be92a615db63267a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024f4b87cb8871ac914b2a9e01a3f0772c790499e07dff1be92a615db63267a2", kill_on_drop: false }`
[INFO] [stdout] 024f4b87cb8871ac914b2a9e01a3f0772c790499e07dff1be92a615db63267a2
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 462521abc6a9dd0007a31cc6810025822b908a48839a1368f4cb62ac58393571
[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" "462521abc6a9dd0007a31cc6810025822b908a48839a1368f4cb62ac58393571", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `publisher2`
[INFO] [stderr]    --> src/async_channel.rs:220:14
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let (publisher2, subscriber4): (async_channel::Publisher<usize>, async_channel::Subscriber<usize>) =
[INFO] [stderr]     |              ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_publisher2`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tari_broadcast_channel-9740bc42dab8c3ed
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test channel::test::bounded_channel_size ... ok
[INFO] [stdout] test channel::test::bounded_overflow ... ok
[INFO] [stdout] test channel::test::bounded_channel_no_sender ... ok
[INFO] [stdout] test channel::test::subcount ... ok
[INFO] [stdout] test channel::test::eq ... ok
[INFO] [stdout] test channel::test::bounded_channel_no_subs ... ok
[INFO] [stdout] test channel::test::bounded_within_size ... ok
[INFO] [stdout] test channel::test::bounded_channel ... ok
[INFO] [stdout] test async_channel::test::channel ... ok
[INFO] [stdout] test channel::test::bounded_overflow_with_reads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tari_broadcast_channel
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "462521abc6a9dd0007a31cc6810025822b908a48839a1368f4cb62ac58393571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462521abc6a9dd0007a31cc6810025822b908a48839a1368f4cb62ac58393571", kill_on_drop: false }`
[INFO] [stdout] 462521abc6a9dd0007a31cc6810025822b908a48839a1368f4cb62ac58393571
