[INFO] fetching crate lowestbins 1.4.1...
[INFO] documenting lowestbins-1.4.1 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate lowestbins 1.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate lowestbins 1.4.1 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate lowestbins 1.4.1
[INFO] finished tweaking crates.io crate lowestbins 1.4.1
[INFO] tweaked toml for crates.io crate lowestbins 1.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate lowestbins 1.4.1 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-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmp-serde v1.1.1
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[INFO] [stderr]   Downloaded simd-json v0.6.0
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d76c106b7607433b206228912b1466f376829de8db858030bed29c90844e79bf
[INFO] running `Command { std: "docker" "start" "-a" "d76c106b7607433b206228912b1466f376829de8db858030bed29c90844e79bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d76c106b7607433b206228912b1466f376829de8db858030bed29c90844e79bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d76c106b7607433b206228912b1466f376829de8db858030bed29c90844e79bf", kill_on_drop: false }`
[INFO] [stdout] d76c106b7607433b206228912b1466f376829de8db858030bed29c90844e79bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dcb015090ab93da13cfccfa40eb3b36f200c2c0b2a0eb2c98fefad4d0cd7f20
[INFO] running `Command { std: "docker" "start" "-a" "2dcb015090ab93da13cfccfa40eb3b36f200c2c0b2a0eb2c98fefad4d0cd7f20", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tracing-attributes v0.1.23
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[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/simd-json-0.6.0/src/lib.rs:228:86
[INFO] [stdout]     |
[INFO] [stdout] 228 | fn please_compile_with_a_simd_compatible_cpu_setting_read_the_simdjsonrs_readme() -> ! {}
[INFO] [stdout]     |    ----------------------------------------------------------------------------      ^ expected `!`, found `()`
[INFO] [stdout]     |    |
[INFO] [stdout]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected type `!`
[INFO] [stdout]             found unit type `()`
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simd-json` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2dcb015090ab93da13cfccfa40eb3b36f200c2c0b2a0eb2c98fefad4d0cd7f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dcb015090ab93da13cfccfa40eb3b36f200c2c0b2a0eb2c98fefad4d0cd7f20", kill_on_drop: false }`
[INFO] [stdout] 2dcb015090ab93da13cfccfa40eb3b36f200c2c0b2a0eb2c98fefad4d0cd7f20
