[INFO] updating cached repository https://github.com/ReiTamashiro/Lisp_interpreter_by_Rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de09e14a2caf5549879827af214147809d88b80a
[INFO] checking ReiTamashiro/Lisp_interpreter_by_Rust against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReiTamashiro%2FLisp_interpreter_by_Rust" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ReiTamashiro/Lisp_interpreter_by_Rust on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-6/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 `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b24eb583eef5d18f1d35aef73bc838e924220f98d6dd4acc8e4131ee93a90f05
[INFO] running `"docker" "start" "-a" "b24eb583eef5d18f1d35aef73bc838e924220f98d6dd4acc8e4131ee93a90f05"`
[INFO] [stderr]     Checking lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `lisp_structure::*`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use lisp_structure::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lisp_structure::*`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use lisp_structure::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `search`
[INFO] [stderr]   --> src/lisp_structure.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn search (&self, name: String) -> Result<LCons, ()>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/lisp_structure.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn add(&mut self, value: LVal){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nil`
[INFO] [stderr]   --> src/lisp_structure.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     Nil,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Atom`
[INFO] [stderr]   --> src/lisp_structure.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Atom(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Error`
[INFO] [stderr]   --> src/lisp_structure.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Error(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `List`
[INFO] [stderr]   --> src/lisp_structure.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     List(Vec<Box<LCons>>)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `state`
[INFO] [stderr]   --> src/lisp_structure.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn state(&self) -> String{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `atom_string`
[INFO] [stderr]   --> src/lisp_structure.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn atom_string(&self) -> Result<String, String>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_list`
[INFO] [stderr]   --> src/lisp_structure.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn is_list(&self) -> Result<Vec<Box<LCons>>, LCons>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `car`
[INFO] [stderr]   --> src/lisp_structure.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn car (&self) -> LCons{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cdr`
[INFO] [stderr]   --> src/lisp_structure.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn cdr (&self) -> LCons{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `eval`
[INFO] [stderr]    --> src/lisp_structure.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 | pub fn eval(_exp :&LCons, _env :&mut LEnv) -> LCons{
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "b24eb583eef5d18f1d35aef73bc838e924220f98d6dd4acc8e4131ee93a90f05"`
[INFO] running `"docker" "rm" "-f" "b24eb583eef5d18f1d35aef73bc838e924220f98d6dd4acc8e4131ee93a90f05"`
[INFO] [stdout] b24eb583eef5d18f1d35aef73bc838e924220f98d6dd4acc8e4131ee93a90f05