[INFO] fetching crate websocket-rs 0.1.4...
[INFO] testing websocket-rs-0.1.4 against 1.75.0 for beta-1.76-1
[INFO] extracting crate websocket-rs 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate websocket-rs 0.1.4 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 websocket-rs 0.1.4
[INFO] finished tweaking crates.io crate websocket-rs 0.1.4
[INFO] tweaked toml for crates.io crate websocket-rs 0.1.4 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] 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] 4834d1e391e2de9f997131d84fb2661ce4998a1f482b9bfc27ed5196c9eb57ed
[INFO] running `Command { std: "docker" "start" "-a" "4834d1e391e2de9f997131d84fb2661ce4998a1f482b9bfc27ed5196c9eb57ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4834d1e391e2de9f997131d84fb2661ce4998a1f482b9bfc27ed5196c9eb57ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4834d1e391e2de9f997131d84fb2661ce4998a1f482b9bfc27ed5196c9eb57ed", kill_on_drop: false }`
[INFO] [stdout] 4834d1e391e2de9f997131d84fb2661ce4998a1f482b9bfc27ed5196c9eb57ed
[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] 5fbe95b34ac581dee8238368f4f284f78413e93c313b2f5823d376ad9e38589c
[INFO] running `Command { std: "docker" "start" "-a" "5fbe95b34ac581dee8238368f4f284f78413e93c313b2f5823d376ad9e38589c", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling iana-time-zone v0.1.59
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling pin-project v1.1.3
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling websocket-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `websocket-rs` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5fbe95b34ac581dee8238368f4f284f78413e93c313b2f5823d376ad9e38589c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbe95b34ac581dee8238368f4f284f78413e93c313b2f5823d376ad9e38589c", kill_on_drop: false }`
[INFO] [stdout] 5fbe95b34ac581dee8238368f4f284f78413e93c313b2f5823d376ad9e38589c
[INFO] testing websocket-rs-0.1.4 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate websocket-rs 0.1.4 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate websocket-rs 0.1.4 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate websocket-rs 0.1.4
[INFO] finished tweaking crates.io crate websocket-rs 0.1.4
[INFO] tweaked toml for crates.io crate websocket-rs 0.1.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c5ceaca5ff7f2dc35fb0e55aaa815c59c02fdd79f85c7232192d0eb0ef096a6
[INFO] running `Command { std: "docker" "start" "-a" "8c5ceaca5ff7f2dc35fb0e55aaa815c59c02fdd79f85c7232192d0eb0ef096a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c5ceaca5ff7f2dc35fb0e55aaa815c59c02fdd79f85c7232192d0eb0ef096a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c5ceaca5ff7f2dc35fb0e55aaa815c59c02fdd79f85c7232192d0eb0ef096a6", kill_on_drop: false }`
[INFO] [stdout] 8c5ceaca5ff7f2dc35fb0e55aaa815c59c02fdd79f85c7232192d0eb0ef096a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3c95257a8f47a09e8c551ab83b9f19885e2b517da9a8c1943823c8d79ff5bd2
[INFO] running `Command { std: "docker" "start" "-a" "b3c95257a8f47a09e8c551ab83b9f19885e2b517da9a8c1943823c8d79ff5bd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling iana-time-zone v0.1.59
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling pin-project v1.1.3
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling websocket-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `websocket-rs` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "b3c95257a8f47a09e8c551ab83b9f19885e2b517da9a8c1943823c8d79ff5bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c95257a8f47a09e8c551ab83b9f19885e2b517da9a8c1943823c8d79ff5bd2", kill_on_drop: false }`
[INFO] [stdout] b3c95257a8f47a09e8c551ab83b9f19885e2b517da9a8c1943823c8d79ff5bd2
