[INFO] fetching crate iqengine-fm-receiver-plugin 0.1.0...
[INFO] documenting iqengine-fm-receiver-plugin-0.1.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate iqengine-fm-receiver-plugin 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate iqengine-fm-receiver-plugin 0.1.0 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 iqengine-fm-receiver-plugin 0.1.0
[INFO] finished tweaking crates.io crate iqengine-fm-receiver-plugin 0.1.0
[INFO] tweaked toml for crates.io crate iqengine-fm-receiver-plugin 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate iqengine-fm-receiver-plugin 0.1.0 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ad1b7520d3a4915ee71585edcec4ab716d6cded0eda05c4f5a60e074f3e69180
[INFO] running `Command { std: "docker" "start" "-a" "ad1b7520d3a4915ee71585edcec4ab716d6cded0eda05c4f5a60e074f3e69180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad1b7520d3a4915ee71585edcec4ab716d6cded0eda05c4f5a60e074f3e69180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad1b7520d3a4915ee71585edcec4ab716d6cded0eda05c4f5a60e074f3e69180", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 147229207c7e481aec0920a794db2ee5dfcb138718cc061604f822671fd12241
[INFO] running `Command { std: "docker" "start" "-a" "147229207c7e481aec0920a794db2ee5dfcb138718cc061604f822671fd12241", kill_on_drop: false }`
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[INFO] [stderr]     Checking futures-executor v0.3.29
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[INFO] [stderr]     Checking iqengine-plugin v0.0.1
[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-6f17d22bba15001f/iqengine-plugin-0.0.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_chunks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/iqengine-plugin-0.0.1/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_array_chunks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/iqengine-plugin-0.0.1/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(async_fn_in_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[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] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/iqengine-plugin-0.0.1/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/iqengine-plugin-0.0.1/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iter_array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iqengine-plugin` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "147229207c7e481aec0920a794db2ee5dfcb138718cc061604f822671fd12241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "147229207c7e481aec0920a794db2ee5dfcb138718cc061604f822671fd12241", kill_on_drop: false }`
[INFO] [stdout] 147229207c7e481aec0920a794db2ee5dfcb138718cc061604f822671fd12241
[INFO] documenting iqengine-fm-receiver-plugin-0.1.0 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate iqengine-fm-receiver-plugin 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate iqengine-fm-receiver-plugin 0.1.0 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 iqengine-fm-receiver-plugin 0.1.0
[INFO] finished tweaking crates.io crate iqengine-fm-receiver-plugin 0.1.0
[INFO] tweaked toml for crates.io crate iqengine-fm-receiver-plugin 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate iqengine-fm-receiver-plugin 0.1.0 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" "+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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a4055b3edc85d7f2cf42b1beefbd3ae2e40a39a227e7e7b31fb4d78d6458e67
[INFO] running `Command { std: "docker" "start" "-a" "8a4055b3edc85d7f2cf42b1beefbd3ae2e40a39a227e7e7b31fb4d78d6458e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a4055b3edc85d7f2cf42b1beefbd3ae2e40a39a227e7e7b31fb4d78d6458e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a4055b3edc85d7f2cf42b1beefbd3ae2e40a39a227e7e7b31fb4d78d6458e67", kill_on_drop: false }`
[INFO] [stdout] 8a4055b3edc85d7f2cf42b1beefbd3ae2e40a39a227e7e7b31fb4d78d6458e67
[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=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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7d07fd0bebdd306471a777344d2d3031f83a69ecec66f56564d04cb60fe633a
[INFO] running `Command { std: "docker" "start" "-a" "c7d07fd0bebdd306471a777344d2d3031f83a69ecec66f56564d04cb60fe633a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
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[INFO] [stderr]    Compiling proc-macro2 v1.0.69
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[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stderr]     Checking dirs-sys v0.4.1
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[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking rust-ini v0.18.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]    Compiling futuresdr v0.0.36
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking http-range-header v0.3.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking dyn-clone v1.0.14
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.3
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]    Compiling time-macros v0.2.15
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[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking async-executor v1.6.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futuredsp-0.0.6/src/lib.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(not(RUSTC_IS_STABLE), feature(core_intrinsics))]
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking core_affinity v0.8.1
[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 `futuredsp` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c7d07fd0bebdd306471a777344d2d3031f83a69ecec66f56564d04cb60fe633a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7d07fd0bebdd306471a777344d2d3031f83a69ecec66f56564d04cb60fe633a", kill_on_drop: false }`
[INFO] [stdout] c7d07fd0bebdd306471a777344d2d3031f83a69ecec66f56564d04cb60fe633a
