[INFO] fetching crate cotton-ssdp 0.0.3...
[INFO] checking cotton-ssdp-0.0.3 against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950
[INFO] extracting crate cotton-ssdp 0.0.3 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cotton-ssdp 0.0.3 on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cotton-ssdp 0.0.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cotton-ssdp 0.0.3
[INFO] tweaked toml for crates.io crate cotton-ssdp 0.0.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate cotton-ssdp 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8a323f9c33cc57d69e16ebf6a9c8f55223f0af4cf7bfdc71916fb8a8718ccb4
[INFO] running `Command { std: "docker" "start" "-a" "c8a323f9c33cc57d69e16ebf6a9c8f55223f0af4cf7bfdc71916fb8a8718ccb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8a323f9c33cc57d69e16ebf6a9c8f55223f0af4cf7bfdc71916fb8a8718ccb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a323f9c33cc57d69e16ebf6a9c8f55223f0af4cf7bfdc71916fb8a8718ccb4", kill_on_drop: false }`
[INFO] [stdout] c8a323f9c33cc57d69e16ebf6a9c8f55223f0af4cf7bfdc71916fb8a8718ccb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 513edbd6a0acb01f76f42ebe4785db8a5e963afca74c949f802c083de13aa4fe
[INFO] running `Command { std: "docker" "start" "-a" "513edbd6a0acb01f76f42ebe4785db8a5e963afca74c949f802c083de13aa4fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling serde v1.0.174
[INFO] [stderr]    Compiling serde_derive v1.0.174
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking mock_instant v0.3.1
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]    Compiling neli-proc-macros v0.1.3
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking neli v0.6.4
[INFO] [stderr]     Checking tokio-test v0.4.2
[INFO] [stderr]     Checking cotton-netif v0.0.4
[INFO] [stderr]     Checking cotton-ssdp v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0502]: cannot borrow `ssdp` as immutable because it is also borrowed as mutable
[INFO] [stdout]   --> examples/ssdp-search.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut stream = ssdp.subscribe("ssdp:all");
[INFO] [stdout]    |                      ---- mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 30 |             notification = stream.next() => {
[INFO] [stdout]    |                            ------ mutable borrow later used here
[INFO] [stdout] ...
[INFO] [stdout] 48 |                     ssdp.on_network_event(&event);
[INFO] [stdout]    |                     ^^^^ immutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cotton-ssdp` (example "ssdp-search") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "513edbd6a0acb01f76f42ebe4785db8a5e963afca74c949f802c083de13aa4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513edbd6a0acb01f76f42ebe4785db8a5e963afca74c949f802c083de13aa4fe", kill_on_drop: false }`
[INFO] [stdout] 513edbd6a0acb01f76f42ebe4785db8a5e963afca74c949f802c083de13aa4fe