[INFO] cloning repository https://github.com/mutkach/types-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mutkach/types-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmutkach%2Ftypes-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmutkach%2Ftypes-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6c873417d08df242ea4127dfa75ed555fff8619b [INFO] checking mutkach/types-playground against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmutkach%2Ftypes-playground" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mutkach/types-playground on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mutkach/types-playground [INFO] finished tweaking git repo https://github.com/mutkach/types-playground [INFO] tweaked toml for git repo https://github.com/mutkach/types-playground written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mutkach/types-playground 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" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f0e2cc119d799e66d84902f70ff2522006869796aa37a3d14680d9edffddcc9e [INFO] running `Command { std: "docker" "start" "-a" "f0e2cc119d799e66d84902f70ff2522006869796aa37a3d14680d9edffddcc9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0e2cc119d799e66d84902f70ff2522006869796aa37a3d14680d9edffddcc9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0e2cc119d799e66d84902f70ff2522006869796aa37a3d14680d9edffddcc9e", kill_on_drop: false }` [INFO] [stdout] f0e2cc119d799e66d84902f70ff2522006869796aa37a3d14680d9edffddcc9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 722979f3783c3b761e2b1f23ac726fffae16281f86181dee7d5dc043ccee15b2 [INFO] running `Command { std: "docker" "start" "-a" "722979f3783c3b761e2b1f23ac726fffae16281f86181dee7d5dc043ccee15b2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Compiling cfg_aliases v0.2.1 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Checking bitflags v2.9.1 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling ucd-trie v0.1.7 [INFO] [stderr] Compiling rustix v1.0.7 [INFO] [stderr] Compiling nix v0.30.1 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Checking linux-raw-sys v0.9.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking unicode-width v0.2.0 [INFO] [stderr] Checking home v0.5.11 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking fd-lock v4.0.4 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Checking rustyline v16.0.0 [INFO] [stderr] Checking pest v2.8.0 [INFO] [stderr] Compiling pest_meta v2.8.0 [INFO] [stderr] Compiling pest_generator v2.8.0 [INFO] [stderr] Compiling pest_derive v2.8.0 [INFO] [stderr] Checking types-playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `get_binding_from_idx` and `get_name_from_idx` are never used [INFO] [stdout] --> src/stlc/context.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 5 | impl Context { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 15 | pub fn get_binding_from_idx(&self, index: usize) -> Binding { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn get_name_from_idx(&self, index: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `TApplication` is never constructed [INFO] [stdout] --> src/stlc/ast.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub enum Term { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 15 | TApplication(Box<(Term, Term)>) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Term` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NameBinding` is never constructed [INFO] [stdout] --> src/stlc/ast.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub enum Binding { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 28 | NameBinding, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Binding` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `var`, `application`, and `lambda` are never used [INFO] [stdout] --> src/stlc/ast.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 39 | impl TermBuilder { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn var(&mut self, context: &mut Context, name: &str) -> Term { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn application(&self, func: Term, arg: Term) -> Term { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 83 | pub fn lambda(&mut self, param: &str, body_fn: impl FnOnce(&mut Self) -> Term) -> Term { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `STLCParser` is never constructed [INFO] [stdout] --> src/stlc/parser.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct STLCParser; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_ast` is never used [INFO] [stdout] --> src/stlc/parser.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn parse_ast(pair: Pair, context: &mut Context) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_binding_from_idx` and `get_name_from_idx` are never used [INFO] [stdout] --> src/stlc/context.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 5 | impl Context { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 15 | pub fn get_binding_from_idx(&self, index: usize) -> Binding { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn get_name_from_idx(&self, index: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NameBinding` is never constructed [INFO] [stdout] --> src/stlc/ast.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub enum Binding { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 28 | NameBinding, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Binding` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `var`, `application`, and `lambda` are never used [INFO] [stdout] --> src/stlc/ast.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 39 | impl TermBuilder { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn var(&mut self, context: &mut Context, name: &str) -> Term { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | pub fn application(&self, func: Term, arg: Term) -> Term { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 83 | pub fn lambda(&mut self, param: &str, body_fn: impl FnOnce(&mut Self) -> Term) -> Term { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.15s [INFO] running `Command { std: "docker" "inspect" "722979f3783c3b761e2b1f23ac726fffae16281f86181dee7d5dc043ccee15b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "722979f3783c3b761e2b1f23ac726fffae16281f86181dee7d5dc043ccee15b2", kill_on_drop: false }` [INFO] [stdout] 722979f3783c3b761e2b1f23ac726fffae16281f86181dee7d5dc043ccee15b2