[INFO] cloning repository https://github.com/ReiTamashiro/Lisp_interpreter_by_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ReiTamashiro/Lisp_interpreter_by_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReiTamashiro%2FLisp_interpreter_by_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReiTamashiro%2FLisp_interpreter_by_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] de09e14a2caf5549879827af214147809d88b80a [INFO] checking ReiTamashiro/Lisp_interpreter_by_Rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReiTamashiro%2FLisp_interpreter_by_Rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ReiTamashiro/Lisp_interpreter_by_Rust on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ReiTamashiro/Lisp_interpreter_by_Rust [INFO] finished tweaking git repo https://github.com/ReiTamashiro/Lisp_interpreter_by_Rust [INFO] tweaked toml for git repo https://github.com/ReiTamashiro/Lisp_interpreter_by_Rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ReiTamashiro/Lisp_interpreter_by_Rust 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 22ceae7f96a821b89e8067f7ba227a069277cc0a60240273cde94bb8eba33123 [INFO] running `Command { std: "docker" "start" "-a" "22ceae7f96a821b89e8067f7ba227a069277cc0a60240273cde94bb8eba33123", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "22ceae7f96a821b89e8067f7ba227a069277cc0a60240273cde94bb8eba33123", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22ceae7f96a821b89e8067f7ba227a069277cc0a60240273cde94bb8eba33123", kill_on_drop: false }` [INFO] [stdout] 22ceae7f96a821b89e8067f7ba227a069277cc0a60240273cde94bb8eba33123 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac25896fe8d2b1e9ef122dbf6ed6d668c3c15bea32a3f70e9afc3f1a17f22dc0 [INFO] running `Command { std: "docker" "start" "-a" "ac25896fe8d2b1e9ef122dbf6ed6d668c3c15bea32a3f70e9afc3f1a17f22dc0", kill_on_drop: false }` [INFO] [stderr] Checking lisp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `lisp_structure::*` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use lisp_structure::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lisp_structure::*` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use lisp_structure::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LVal` is never constructed [INFO] [stdout] --> src/lisp_structure.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct LVal { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LVal` 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: struct `LEnv` is never constructed [INFO] [stdout] --> src/lisp_structure.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct LEnv(Vec>); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LEnv` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `search` and `add` are never used [INFO] [stdout] --> src/lisp_structure.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 10 | impl LEnv { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 11 | fn search (&self, name: String) -> Result{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn add(&mut self, value: LVal){ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `LCons` is never used [INFO] [stdout] --> src/lisp_structure.rs:27:10 [INFO] [stdout] | [INFO] [stdout] 27 | pub enum LCons { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LCons` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `state`, `atom_string`, `is_list`, `car`, and `cdr` are never used [INFO] [stdout] --> src/lisp_structure.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 34 | impl LCons { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 35 | fn state(&self) -> String{ [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | fn atom_string(&self) -> Result{ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | fn is_list(&self) -> Result>, LCons>{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | fn car (&self) -> LCons{ [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn cdr (&self) -> LCons{ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eval` is never used [INFO] [stdout] --> src/lisp_structure.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn eval(_exp :&LCons, _env :&mut LEnv) -> LCons{ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] running `Command { std: "docker" "inspect" "ac25896fe8d2b1e9ef122dbf6ed6d668c3c15bea32a3f70e9afc3f1a17f22dc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac25896fe8d2b1e9ef122dbf6ed6d668c3c15bea32a3f70e9afc3f1a17f22dc0", kill_on_drop: false }` [INFO] [stdout] ac25896fe8d2b1e9ef122dbf6ed6d668c3c15bea32a3f70e9afc3f1a17f22dc0