[INFO] fetching crate bare_cnr 0.1.0-alpha.1...
[INFO] testing bare_cnr-0.1.0-alpha.1 against 1.69.0 for beta-1.70-1
[INFO] extracting crate bare_cnr 0.1.0-alpha.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bare_cnr 0.1.0-alpha.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bare_cnr 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate bare_cnr 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate bare_cnr 0.1.0-alpha.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_bare v0.5.0
[INFO] [stderr]   Downloaded dashmap v5.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55ebf9bb74d4684e605ff08bb93a196710508528525cc87c04899c0519868e76
[INFO] running `Command { std: "docker" "start" "-a" "55ebf9bb74d4684e605ff08bb93a196710508528525cc87c04899c0519868e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55ebf9bb74d4684e605ff08bb93a196710508528525cc87c04899c0519868e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55ebf9bb74d4684e605ff08bb93a196710508528525cc87c04899c0519868e76", kill_on_drop: false }`
[INFO] [stdout] 55ebf9bb74d4684e605ff08bb93a196710508528525cc87c04899c0519868e76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4616ea779fd32dffe332d42d3977c65f9e34ab5521f4ce8587ad7f75a6053073
[INFO] running `Command { std: "docker" "start" "-a" "4616ea779fd32dffe332d42d3977c65f9e34ab5521f4ce8587ad7f75a6053073", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling serde_bare v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling dashmap v5.4.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling bare_cnr v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/multiplexer.rs:150:32
[INFO] [stdout]     |
[INFO] [stdout] 150 |                     if let Err(err) = oe.get().send(buf).await {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `task_tx` and `task_rx` are never read
[INFO] [stdout]   --> src/multiplexer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct TransportMultiplexer {
[INFO] [stdout]    |            -------------------- fields in this struct
[INFO] [stdout] 16 |     task_tx: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     task_rx: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.53s
[INFO] running `Command { std: "docker" "inspect" "4616ea779fd32dffe332d42d3977c65f9e34ab5521f4ce8587ad7f75a6053073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4616ea779fd32dffe332d42d3977c65f9e34ab5521f4ce8587ad7f75a6053073", kill_on_drop: false }`
[INFO] [stdout] 4616ea779fd32dffe332d42d3977c65f9e34ab5521f4ce8587ad7f75a6053073
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ab07b7a6349c856266098f4d2491b8fb1a59e763e5a2576c4ba7f3b77c065e6
[INFO] running `Command { std: "docker" "start" "-a" "6ab07b7a6349c856266098f4d2491b8fb1a59e763e5a2576c4ba7f3b77c065e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling tokio-stream v0.1.14
[INFO] [stderr]    Compiling bare_cnr v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/multiplexer.rs:150:32
[INFO] [stdout]     |
[INFO] [stdout] 150 |                     if let Err(err) = oe.get().send(buf).await {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `task_tx` and `task_rx` are never read
[INFO] [stdout]   --> src/multiplexer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct TransportMultiplexer {
[INFO] [stdout]    |            -------------------- fields in this struct
[INFO] [stdout] 16 |     task_tx: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     task_rx: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/multiplexer.rs:150:32
[INFO] [stdout]     |
[INFO] [stdout] 150 |                     if let Err(err) = oe.get().send(buf).await {
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `task_tx` and `task_rx` are never read
[INFO] [stdout]   --> src/multiplexer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct TransportMultiplexer {
[INFO] [stdout]    |            -------------------- fields in this struct
[INFO] [stdout] 16 |     task_tx: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     task_rx: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `Command { std: "docker" "inspect" "6ab07b7a6349c856266098f4d2491b8fb1a59e763e5a2576c4ba7f3b77c065e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ab07b7a6349c856266098f4d2491b8fb1a59e763e5a2576c4ba7f3b77c065e6", kill_on_drop: false }`
[INFO] [stdout] 6ab07b7a6349c856266098f4d2491b8fb1a59e763e5a2576c4ba7f3b77c065e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f66839ca4b58ddd863459eec3a7a6e1569be00bdf55b8687aec1572360622bcb
[INFO] running `Command { std: "docker" "start" "-a" "f66839ca4b58ddd863459eec3a7a6e1569be00bdf55b8687aec1572360622bcb", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/multiplexer.rs:150:32
[INFO] [stderr]     |
[INFO] [stderr] 150 |                     if let Err(err) = oe.get().send(buf).await {
[INFO] [stderr]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `task_tx` and `task_rx` are never read
[INFO] [stderr]   --> src/multiplexer.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct TransportMultiplexer {
[INFO] [stderr]    |            -------------------- fields in this struct
[INFO] [stderr] 16 |     task_tx: JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 17 |     task_rx: JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bare_cnr` (lib) generated 2 warnings (run `cargo fix --lib -p bare_cnr` to apply 1 suggestion)
[INFO] [stderr] warning: `bare_cnr` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bare_cnr-273e69cb252ad66c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test multiplexer::test::test_channel_handover ... ok
[INFO] [stdout] test multiplexer::test::test_data_reaches_the_other_side ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bare_cnr
[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] running `Command { std: "docker" "inspect" "f66839ca4b58ddd863459eec3a7a6e1569be00bdf55b8687aec1572360622bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66839ca4b58ddd863459eec3a7a6e1569be00bdf55b8687aec1572360622bcb", kill_on_drop: false }`
[INFO] [stdout] f66839ca4b58ddd863459eec3a7a6e1569be00bdf55b8687aec1572360622bcb
