[INFO] fetching crate mdbook-tailwindcss 0.1.1...
[INFO] testing mdbook-tailwindcss-0.1.1 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate mdbook-tailwindcss 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mdbook-tailwindcss 0.1.1 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] started tweaking crates.io crate mdbook-tailwindcss 0.1.1
[INFO] finished tweaking crates.io crate mdbook-tailwindcss 0.1.1
[INFO] tweaked toml for crates.io crate mdbook-tailwindcss 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate mdbook-tailwindcss 0.1.1 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tungstenite v0.10.1
[INFO] [stderr]   Downloaded inotify v0.7.0
[INFO] [stderr]   Downloaded tailwind-ast v0.4.1
[INFO] [stderr]   Downloaded markup5ever v0.10.0
[INFO] [stderr]   Downloaded ammonia v3.1.0
[INFO] [stderr]   Downloaded handlebars v3.0.1
[INFO] [stderr]   Downloaded input_buffer v0.3.1
[INFO] [stderr]   Downloaded gitignore v1.0.6
[INFO] [stderr]   Downloaded tailwind-error v1.3.0
[INFO] [stderr]   Downloaded urlencoding v1.1.1
[INFO] [stderr]   Downloaded string_cache v0.8.0
[INFO] [stderr]   Downloaded markup5ever_rcdom v0.1.0
[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded xml5ever v0.16.1
[INFO] [stderr]   Downloaded notify v4.0.15
[INFO] [stderr]   Downloaded elasticlunr-rs v2.3.8
[INFO] [stderr]   Downloaded loom v0.3.4
[INFO] [stderr]   Downloaded warp v0.2.3
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.1
[INFO] [stderr]   Downloaded mdbook v0.4.0
[INFO] [stderr]   Downloaded css-color v0.2.4
[INFO] [stderr]   Downloaded xxhash-rust v0.8.5
[INFO] [stderr]   Downloaded tailwind-css v0.12.4
[INFO] [stderr]   Downloaded headers v0.3.2
[INFO] [stderr]   Downloaded tungstenite v0.10.1
[INFO] [stderr]   Downloaded bytes v0.5.5
[INFO] [stderr]   Downloaded smallvec v1.4.0
[INFO] [stderr]   Downloaded generator v0.6.21
[INFO] [stderr]   Downloaded pulldown-cmark-to-cmark v10.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 045b23b9577d5f036e24d332ab3f3dac289cca2b547df7689cff63fd8f5ca4de
[INFO] running `Command { std: "docker" "start" "-a" "045b23b9577d5f036e24d332ab3f3dac289cca2b547df7689cff63fd8f5ca4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "045b23b9577d5f036e24d332ab3f3dac289cca2b547df7689cff63fd8f5ca4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "045b23b9577d5f036e24d332ab3f3dac289cca2b547df7689cff63fd8f5ca4de", kill_on_drop: false }`
[INFO] [stdout] 045b23b9577d5f036e24d332ab3f3dac289cca2b547df7689cff63fd8f5ca4de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c05152e42e52a168bc227bb30f1199856d650524b0a6628a44b3900c20b07daa
[INFO] running `Command { std: "docker" "start" "-a" "c05152e42e52a168bc227bb30f1199856d650524b0a6628a44b3900c20b07daa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling bytes v0.5.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stdout] error[E0793]: reference to packed field is unaligned
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tendril-0.4.1/src/tendril.rs:241:20
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 if (*header).refcount.decrement() == 1 {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout]     = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0793]: reference to packed field is unaligned
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tendril-0.4.1/src/tendril.rs:958:9
[INFO] [stdout]     |
[INFO] [stdout] 958 |         (*self.header()).refcount.increment();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout]     = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0793`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tendril` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c05152e42e52a168bc227bb30f1199856d650524b0a6628a44b3900c20b07daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05152e42e52a168bc227bb30f1199856d650524b0a6628a44b3900c20b07daa", kill_on_drop: false }`
[INFO] [stdout] c05152e42e52a168bc227bb30f1199856d650524b0a6628a44b3900c20b07daa
