[INFO] fetching crate ruukh-codegen 0.0.3... [INFO] checking ruukh-codegen-0.0.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate ruukh-codegen 0.0.3 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate ruukh-codegen 0.0.3 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain [INFO] started tweaking crates.io crate ruukh-codegen 0.0.3 [INFO] finished tweaking crates.io crate ruukh-codegen 0.0.3 [INFO] tweaked toml for crates.io crate ruukh-codegen 0.0.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 7 packages [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8ff158a3b77d518b79fe7ef031708a1c6f1f83d57086111b26a0982f07d0a46 [INFO] running `Command { std: "docker" "start" "-a" "f8ff158a3b77d518b79fe7ef031708a1c6f1f83d57086111b26a0982f07d0a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8ff158a3b77d518b79fe7ef031708a1c6f1f83d57086111b26a0982f07d0a46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8ff158a3b77d518b79fe7ef031708a1c6f1f83d57086111b26a0982f07d0a46", kill_on_drop: false }` [INFO] [stdout] f8ff158a3b77d518b79fe7ef031708a1c6f1f83d57086111b26a0982f07d0a46 [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=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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 96438556ecc14561dc18d337c92c0321d55724567a54ef613bb6cae53352b8d6 [INFO] running `Command { std: "docker" "start" "-a" "96438556ecc14561dc18d337c92c0321d55724567a54ef613bb6cae53352b8d6", kill_on_drop: false }` [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Checking proc-macro2 v0.4.30 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking heck v0.3.3 [INFO] [stderr] Checking ruukh-codegen v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `closing_tag` is never read [INFO] [stdout] --> src/html/element.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct NormalHtmlElement { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 49 | pub closing_tag: ClosingTag, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lt` and `gt` are never read [INFO] [stdout] --> src/html/element.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 121 | pub struct OpeningTag { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 122 | pub lt: Token![<], [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 127 | pub gt: Token![>], [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lt`, `slash`, and `gt` are never read [INFO] [stdout] --> src/html/element.rs:217:9 [INFO] [stdout] | [INFO] [stdout] 216 | pub struct ClosingTag { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 217 | pub lt: Token![<], [INFO] [stdout] | ^^ [INFO] [stdout] 218 | pub slash: Token![/], [INFO] [stdout] | ^^^^^ [INFO] [stdout] 219 | pub tag_name: TagName, [INFO] [stdout] 220 | pub gt: Token![>], [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lt`, `slash`, and `gt` are never read [INFO] [stdout] --> src/html/element.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 234 | pub struct SelfClosingTag { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 235 | pub lt: Token![<], [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 240 | pub slash: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 241 | pub gt: Token![>], [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key`, `eq`, and `brace` are never read [INFO] [stdout] --> src/html/element.rs:306:9 [INFO] [stdout] | [INFO] [stdout] 305 | pub struct KeyAttribute { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 306 | pub key: kw::key, [INFO] [stdout] | ^^^ [INFO] [stdout] 307 | pub eq: Token![=], [INFO] [stdout] | ^^ [INFO] [stdout] 308 | pub brace: token::Brace, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `eq` and `brace` are never read [INFO] [stdout] --> src/html/element.rs:340:9 [INFO] [stdout] | [INFO] [stdout] 337 | pub struct HtmlAttribute { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 340 | pub eq: Token![=], [INFO] [stdout] | ^^ [INFO] [stdout] 341 | pub brace: token::Brace, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `closing_tag` is never read [INFO] [stdout] --> src/html/element.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct NormalHtmlElement { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 49 | pub closing_tag: ClosingTag, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lt` and `gt` are never read [INFO] [stdout] --> src/html/element.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 121 | pub struct OpeningTag { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 122 | pub lt: Token![<], [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 127 | pub gt: Token![>], [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lt`, `slash`, and `gt` are never read [INFO] [stdout] --> src/html/element.rs:217:9 [INFO] [stdout] | [INFO] [stdout] 216 | pub struct ClosingTag { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 217 | pub lt: Token![<], [INFO] [stdout] | ^^ [INFO] [stdout] 218 | pub slash: Token![/], [INFO] [stdout] | ^^^^^ [INFO] [stdout] 219 | pub tag_name: TagName, [INFO] [stdout] 220 | pub gt: Token![>], [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lt`, `slash`, and `gt` are never read [INFO] [stdout] --> src/html/element.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 234 | pub struct SelfClosingTag { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 235 | pub lt: Token![<], [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 240 | pub slash: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 241 | pub gt: Token![>], [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key`, `eq`, and `brace` are never read [INFO] [stdout] --> src/html/element.rs:306:9 [INFO] [stdout] | [INFO] [stdout] 305 | pub struct KeyAttribute { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 306 | pub key: kw::key, [INFO] [stdout] | ^^^ [INFO] [stdout] 307 | pub eq: Token![=], [INFO] [stdout] | ^^ [INFO] [stdout] 308 | pub brace: token::Brace, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `eq` and `brace` are never read [INFO] [stdout] --> src/html/element.rs:340:9 [INFO] [stdout] | [INFO] [stdout] 337 | pub struct HtmlAttribute { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 340 | pub eq: Token![=], [INFO] [stdout] | ^^ [INFO] [stdout] 341 | pub brace: token::Brace, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.54s [INFO] running `Command { std: "docker" "inspect" "96438556ecc14561dc18d337c92c0321d55724567a54ef613bb6cae53352b8d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96438556ecc14561dc18d337c92c0321d55724567a54ef613bb6cae53352b8d6", kill_on_drop: false }` [INFO] [stdout] 96438556ecc14561dc18d337c92c0321d55724567a54ef613bb6cae53352b8d6