[INFO] fetching crate crepe 0.1.8... [INFO] checking crepe-0.1.8 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate crepe 0.1.8 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate crepe 0.1.8 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate crepe 0.1.8 [INFO] finished tweaking crates.io crate crepe 0.1.8 [INFO] tweaked toml for crates.io crate crepe 0.1.8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 94 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.16) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.2) [INFO] [stderr] Adding criterion v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding fixedbitset v0.4.2 (latest: v0.5.7) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.5.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3016bf3d2ee9ce8a3c71dc35a15218ad56a2df05d1bb534aab80965b6e9e2d5e [INFO] running `Command { std: "docker" "start" "-a" "3016bf3d2ee9ce8a3c71dc35a15218ad56a2df05d1bb534aab80965b6e9e2d5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3016bf3d2ee9ce8a3c71dc35a15218ad56a2df05d1bb534aab80965b6e9e2d5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3016bf3d2ee9ce8a3c71dc35a15218ad56a2df05d1bb534aab80965b6e9e2d5e", kill_on_drop: false }` [INFO] [stdout] 3016bf3d2ee9ce8a3c71dc35a15218ad56a2df05d1bb534aab80965b6e9e2d5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5565fbc7337cde39ed5221a4a9ee003e07ed9911913c77ab4099409269ea71c [INFO] running `Command { std: "docker" "start" "-a" "a5565fbc7337cde39ed5221a4a9ee003e07ed9911913c77ab4099409269ea71c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Compiling trybuild v1.0.99 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking petgraph v0.6.5 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking crepe v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `paren_token` is never read [INFO] [stdout] --> src/parse.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct Relation { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 52 | pub paren_token: token::Paren, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Relation` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `arrow_token` and `semi_token` are never read [INFO] [stdout] --> src/parse.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 98 | pub struct Rule { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 99 | pub goal: Fact, [INFO] [stdout] 100 | pub arrow_token: Token![<-], [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 101 | pub clauses: Punctuated, [INFO] [stdout] 102 | pub semi_token: Token![;], [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Rule` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren_token` is never read [INFO] [stdout] --> src/parse.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 161 | pub struct Fact { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 164 | pub paren_token: token::Paren, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Fact` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `for_token` and `in_token` are never read [INFO] [stdout] --> src/parse.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 195 | pub struct For { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 196 | pub for_token: Token![for], [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 197 | pub pat: Pat, [INFO] [stdout] 198 | pub in_token: Token![in], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `For` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stdout] warning: field `paren_token` is never read [INFO] [stdout] --> src/parse.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct Relation { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 52 | pub paren_token: token::Paren, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Relation` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `arrow_token` and `semi_token` are never read [INFO] [stdout] --> src/parse.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 98 | pub struct Rule { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 99 | pub goal: Fact, [INFO] [stdout] 100 | pub arrow_token: Token![<-], [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 101 | pub clauses: Punctuated, [INFO] [stdout] 102 | pub semi_token: Token![;], [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Rule` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren_token` is never read [INFO] [stdout] --> src/parse.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 161 | pub struct Fact { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 164 | pub paren_token: token::Paren, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Fact` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `for_token` and `in_token` are never read [INFO] [stdout] --> src/parse.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 195 | pub struct For { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 196 | pub for_token: Token![for], [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 197 | pub pat: Pat, [INFO] [stdout] 198 | pub in_token: Token![in], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `For` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking serde_spanned v0.6.7 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking toml_edit v0.22.20 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stderr] Checking toml v0.8.19 [INFO] [stdout] warning: struct `Edge` is never constructed [INFO] [stdout] --> tests/test_parse.rs:12:27 [INFO] [stdout] | [INFO] [stdout] 12 | pub(crate) struct Edge(pub i32, pub i32); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Borrowed` is never constructed [INFO] [stdout] --> tests/test_parse.rs:21:16 [INFO] [stdout] | [INFO] [stdout] 21 | struct Borrowed<'a>(&'a str); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Test` is never constructed [INFO] [stdout] --> tests/test_parse.rs:23:16 [INFO] [stdout] | [INFO] [stdout] 23 | struct Test<'a>(&'a i32); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Intermediate` is never constructed [INFO] [stdout] --> tests/test_parse.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 17 | struct Intermediate(i32, u64, char); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Unit` is never constructed [INFO] [stdout] --> tests/test_parse.rs:18:16 [INFO] [stdout] | [INFO] [stdout] 18 | struct Unit(); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Tc` is never constructed [INFO] [stdout] --> tests/test_parse.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | struct Tc(i32, i32); [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> tests/test_parse.rs:37:16 [INFO] [stdout] | [INFO] [stdout] 37 | struct Node(i32); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren_token` is never read [INFO] [stdout] --> src/parse.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct Relation { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 52 | pub paren_token: token::Paren, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Relation` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `arrow_token` and `semi_token` are never read [INFO] [stdout] --> src/parse.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 98 | pub struct Rule { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 99 | pub goal: Fact, [INFO] [stdout] 100 | pub arrow_token: Token![<-], [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 101 | pub clauses: Punctuated, [INFO] [stdout] 102 | pub semi_token: Token![;], [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Rule` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `paren_token` is never read [INFO] [stdout] --> src/parse.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 161 | pub struct Fact { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 164 | pub paren_token: token::Paren, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Fact` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `for_token` and `in_token` are never read [INFO] [stdout] --> src/parse.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 195 | pub struct For { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 196 | pub for_token: Token![for], [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 197 | pub pat: Pat, [INFO] [stdout] 198 | pub in_token: Token![in], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `For` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.71s [INFO] running `Command { std: "docker" "inspect" "a5565fbc7337cde39ed5221a4a9ee003e07ed9911913c77ab4099409269ea71c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5565fbc7337cde39ed5221a4a9ee003e07ed9911913c77ab4099409269ea71c", kill_on_drop: false }` [INFO] [stdout] a5565fbc7337cde39ed5221a4a9ee003e07ed9911913c77ab4099409269ea71c