[INFO] fetching crate ezrpc 0.1.1...
[INFO] testing ezrpc-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate ezrpc 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ezrpc 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ezrpc 0.1.1
[INFO] finished tweaking crates.io crate ezrpc 0.1.1
[INFO] tweaked toml for crates.io crate ezrpc 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gloo-console v0.3.0
[INFO] [stderr]   Downloaded async_io_stream v0.3.3
[INFO] [stderr]   Downloaded gloo-timers v0.3.0
[INFO] [stderr]   Downloaded owned-alloc v0.2.0
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.5.0
[INFO] [stderr]   Downloaded lockfree v0.5.1
[INFO] [stderr]   Downloaded ws_stream_wasm v0.7.4
[INFO] [stderr]   Downloaded serde-transcode v1.1.1
[INFO] [stderr]   Downloaded send_wrapper v0.6.0
[INFO] [stderr]   Downloaded nu-ansi-term v0.49.0
[INFO] [stderr]   Downloaded gloo-utils v0.2.0
[INFO] [stderr]   Downloaded pharos v0.5.3
[INFO] [stderr]   Downloaded log-error v0.1.1
[INFO] [stderr]   Downloaded ws-tool v0.8.1
[INFO] [stderr]   Downloaded flexi_logger v0.26.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 335bd124984ec7371fa0d8e81bb1e0976f8098275d1374b586ee76e32eb544d5
[INFO] running `Command { std: "docker" "start" "-a" "335bd124984ec7371fa0d8e81bb1e0976f8098275d1374b586ee76e32eb544d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "335bd124984ec7371fa0d8e81bb1e0976f8098275d1374b586ee76e32eb544d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "335bd124984ec7371fa0d8e81bb1e0976f8098275d1374b586ee76e32eb544d5", kill_on_drop: false }`
[INFO] [stdout] 335bd124984ec7371fa0d8e81bb1e0976f8098275d1374b586ee76e32eb544d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bdd8e0146c63687b8ef769bf9d7d1af3d8fad3c14a0a7dd556469261eb385eb
[INFO] running `Command { std: "docker" "start" "-a" "4bdd8e0146c63687b8ef769bf9d7d1af3d8fad3c14a0a7dd556469261eb385eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling base64 v0.20.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling owned-alloc v0.2.0
[INFO] [stderr]    Compiling log-error v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling serde_bytes v0.11.14
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling serde-transcode v1.1.1
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling lockfree v0.5.1
[INFO] [stderr]    Compiling rmp v0.8.12
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling rmpv v1.0.1
[INFO] [stderr]    Compiling rmp-serde v1.1.2
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling ws-tool v0.8.1
[INFO] [stderr]    Compiling ezrpc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.66s
[INFO] running `Command { std: "docker" "inspect" "4bdd8e0146c63687b8ef769bf9d7d1af3d8fad3c14a0a7dd556469261eb385eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bdd8e0146c63687b8ef769bf9d7d1af3d8fad3c14a0a7dd556469261eb385eb", kill_on_drop: false }`
[INFO] [stdout] 4bdd8e0146c63687b8ef769bf9d7d1af3d8fad3c14a0a7dd556469261eb385eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 552bf9e0745af8a0f7a9676f4cd83e40b7ff71a17e71a6c4f1a18643a1a808db
[INFO] running `Command { std: "docker" "start" "-a" "552bf9e0745af8a0f7a9676f4cd83e40b7ff71a17e71a6c4f1a18643a1a808db", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling log-error v0.1.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling nu-ansi-term v0.49.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling is-terminal v0.4.10
[INFO] [stderr]    Compiling flexi_logger v0.26.1
[INFO] [stderr]    Compiling ws-tool v0.8.1
[INFO] [stderr]    Compiling ezrpc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/test.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/test.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(lazy_cell, async_fn_in_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `async_fn_in_trait` has been stable since `1.75.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `async_fn_in_trait` has been stable since 1.75.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> tests/test.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(lazy_cell, async_fn_in_trait)]
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/test.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(lazy_cell, async_fn_in_trait)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ezrpc` (test "test") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "552bf9e0745af8a0f7a9676f4cd83e40b7ff71a17e71a6c4f1a18643a1a808db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552bf9e0745af8a0f7a9676f4cd83e40b7ff71a17e71a6c4f1a18643a1a808db", kill_on_drop: false }`
[INFO] [stdout] 552bf9e0745af8a0f7a9676f4cd83e40b7ff71a17e71a6c4f1a18643a1a808db
