[INFO] fetching crate pawkit-net-signaling 0.1.20...
[INFO] checking pawkit-net-signaling-0.1.20 against 1.95.0 for pr-155915
[INFO] extracting crate pawkit-net-signaling 0.1.20 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate pawkit-net-signaling 0.1.20
[INFO] finished tweaking crates.io crate pawkit-net-signaling 0.1.20
[INFO] tweaked toml for crates.io crate pawkit-net-signaling 0.1.20 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pawkit-net-signaling 0.1.20 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pawkit-net-signaling 0.1.20 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.66
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.116
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.116
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.116
[INFO] [stderr]   Downloaded substring v1.4.5
[INFO] [stderr]   Downloaded trait-variant v0.1.2
[INFO] [stderr]   Downloaded waitgroup v0.1.2
[INFO] [stderr]   Downloaded just-webrtc v0.2.0
[INFO] [stderr]   Downloaded pawkit-crockford v0.1.20
[INFO] [stderr]   Downloaded pawkit-holy-array v0.1.20
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.116
[INFO] [stderr]   Downloaded async_cell v0.2.3
[INFO] [stderr]   Downloaded js-sys v0.3.93
[INFO] [stderr]   Downloaded sdp v0.6.2
[INFO] [stderr]   Downloaded webrtc-srtp v0.13.0
[INFO] [stderr]   Downloaded webrtc-mdns v0.7.0
[INFO] [stderr]   Downloaded webrtc-data v0.9.0
[INFO] [stderr]   Downloaded interceptor v0.12.0
[INFO] [stderr]   Downloaded turn v0.8.0
[INFO] [stderr]   Downloaded webrtc-dtls v0.10.0
[INFO] [stderr]   Downloaded webrtc-ice v0.11.0
[INFO] [stderr]   Downloaded webrtc-sctp v0.10.0
[INFO] [stderr]   Downloaded ccm v0.5.0
[INFO] [stderr]   Downloaded webrtc v0.11.0
[INFO] [stderr]   Downloaded rtcp v0.11.0
[INFO] [stderr]   Downloaded rtp v0.11.0
[INFO] [stderr]   Downloaded webrtc-util v0.9.0
[INFO] [stderr]   Downloaded stun v0.6.0
[INFO] [stderr]   Downloaded webrtc-media v0.8.0
[INFO] [stderr]   Downloaded arc-swap v1.8.0
[INFO] [stderr]   Downloaded pawkit-logger v0.1.20
[INFO] [stderr]   Downloaded pawkit-net-websocket v0.1.20
[INFO] [stderr]   Downloaded web-sys v0.3.93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f838f2dd3b79c518cc1eb331b74762800945635a956507adfbdf0635ca2011d
[INFO] running `Command { std: "docker" "start" "-a" "3f838f2dd3b79c518cc1eb331b74762800945635a956507adfbdf0635ca2011d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f838f2dd3b79c518cc1eb331b74762800945635a956507adfbdf0635ca2011d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f838f2dd3b79c518cc1eb331b74762800945635a956507adfbdf0635ca2011d", kill_on_drop: false }`
[INFO] [stdout] 3f838f2dd3b79c518cc1eb331b74762800945635a956507adfbdf0635ca2011d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f4ae6bc7a9e8675fa94cc013b794061baaa3873e3138697de7fcb16c0c089a9
[INFO] running `Command { std: "docker" "start" "-a" "6f4ae6bc7a9e8675fa94cc013b794061baaa3873e3138697de7fcb16c0c089a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.53
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking base64ct v1.8.3
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling num-conv v0.2.1
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking data-encoding v2.10.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking arc-swap v1.8.0
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]     Checking waitgroup v0.1.2
[INFO] [stderr]     Checking pem v3.0.6
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking uuid v1.19.0
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking flume v0.11.1
[INFO] [stderr]     Checking async_cell v0.2.3
[INFO] [stderr]     Checking pawkit-holy-array v0.1.20
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]     Checking pawkit-logger v0.1.20
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pawkit-logger-0.1.20/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(decl_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pawkit-logger` (lib) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6f4ae6bc7a9e8675fa94cc013b794061baaa3873e3138697de7fcb16c0c089a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4ae6bc7a9e8675fa94cc013b794061baaa3873e3138697de7fcb16c0c089a9", kill_on_drop: false }`
[INFO] [stdout] 6f4ae6bc7a9e8675fa94cc013b794061baaa3873e3138697de7fcb16c0c089a9
