[INFO] fetching crate mdbook-tailwindcss 0.1.1...
[INFO] checking mdbook-tailwindcss-0.1.1 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate mdbook-tailwindcss 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate mdbook-tailwindcss 0.1.1 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "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-7-tc1/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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tailwind-ast v0.4.1
[INFO] [stderr]   Downloaded inotify v0.7.0
[INFO] [stderr]   Downloaded elasticlunr-rs v2.3.8
[INFO] [stderr]   Downloaded open v1.4.0
[INFO] [stderr]   Downloaded notify v4.0.15
[INFO] [stderr]   Downloaded quote v1.0.5
[INFO] [stderr]   Downloaded generator v0.6.21
[INFO] [stderr]   Downloaded pulldown-cmark-to-cmark v10.0.1
[INFO] [stderr]   Downloaded smallvec v1.4.0
[INFO] [stderr]   Downloaded ammonia v3.1.0
[INFO] [stderr]   Downloaded xxhash-rust v0.8.5
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.1
[INFO] [stderr]   Downloaded clap v3.1.9
[INFO] [stderr]   Downloaded hyper v0.13.6
[INFO] [stderr]   Downloaded warp v0.2.3
[INFO] [stderr]   Downloaded css-color v0.2.4
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded mdbook v0.4.0
[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] [stderr]   Downloaded xml5ever v0.16.1
[INFO] [stderr]   Downloaded loom v0.3.4
[INFO] [stderr]   Downloaded bytes v0.5.5
[INFO] [stderr]   Downloaded headers v0.3.2
[INFO] [stderr]   Downloaded tungstenite v0.10.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.10.1
[INFO] [stderr]   Downloaded gitignore v1.0.6
[INFO] [stderr]   Downloaded tailwind-css v0.12.4
[INFO] [stderr]   Downloaded tailwind-error v1.3.0
[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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d478f6792aa0a9a2e9aaf76493f7581da4bdfc12c08adcb29d3aa7b570e0bfe7
[INFO] running `Command { std: "docker" "start" "-a" "d478f6792aa0a9a2e9aaf76493f7581da4bdfc12c08adcb29d3aa7b570e0bfe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d478f6792aa0a9a2e9aaf76493f7581da4bdfc12c08adcb29d3aa7b570e0bfe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d478f6792aa0a9a2e9aaf76493f7581da4bdfc12c08adcb29d3aa7b570e0bfe7", kill_on_drop: false }`
[INFO] [stdout] d478f6792aa0a9a2e9aaf76493f7581da4bdfc12c08adcb29d3aa7b570e0bfe7
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336b2f5369ffb67af5849c067ab1f58adb5c7314390567e8ba273d24b260ebf9
[INFO] running `Command { std: "docker" "start" "-a" "336b2f5369ffb67af5849c067ab1f58adb5c7314390567e8ba273d24b260ebf9", 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 getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[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: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
[INFO] [stdout]     = note: 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: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
[INFO] [stdout]     = note: 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" "336b2f5369ffb67af5849c067ab1f58adb5c7314390567e8ba273d24b260ebf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336b2f5369ffb67af5849c067ab1f58adb5c7314390567e8ba273d24b260ebf9", kill_on_drop: false }`
[INFO] [stdout] 336b2f5369ffb67af5849c067ab1f58adb5c7314390567e8ba273d24b260ebf9
[INFO] checking mdbook-tailwindcss-0.1.1 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate mdbook-tailwindcss 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate mdbook-tailwindcss 0.1.1 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "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-7-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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61643ab38fd13dce05b2922c998efbb4ff8a9750c4999d78e76afa781f5565a9
[INFO] running `Command { std: "docker" "start" "-a" "61643ab38fd13dce05b2922c998efbb4ff8a9750c4999d78e76afa781f5565a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61643ab38fd13dce05b2922c998efbb4ff8a9750c4999d78e76afa781f5565a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61643ab38fd13dce05b2922c998efbb4ff8a9750c4999d78e76afa781f5565a9", kill_on_drop: false }`
[INFO] [stdout] 61643ab38fd13dce05b2922c998efbb4ff8a9750c4999d78e76afa781f5565a9
[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=forbid -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e349adc9101661d82f3c907c0b72c55c318b53a43641f593822657642fb1df6
[INFO] running `Command { std: "docker" "start" "-a" "7e349adc9101661d82f3c907c0b72c55c318b53a43641f593822657642fb1df6", 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 getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking 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: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
[INFO] [stdout]     = note: 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: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
[INFO] [stdout]     = note: 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]    Compiling maplit v1.0.2
[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" "7e349adc9101661d82f3c907c0b72c55c318b53a43641f593822657642fb1df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e349adc9101661d82f3c907c0b72c55c318b53a43641f593822657642fb1df6", kill_on_drop: false }`
[INFO] [stdout] 7e349adc9101661d82f3c907c0b72c55c318b53a43641f593822657642fb1df6
