[INFO] updating cached repository komamitsu/tiny-rust-lisp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/komamitsu/tiny-rust-lisp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/komamitsu/tiny-rust-lisp" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/komamitsu/tiny-rust-lisp"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/komamitsu/tiny-rust-lisp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/komamitsu/tiny-rust-lisp" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/komamitsu/tiny-rust-lisp"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/komamitsu/tiny-rust-lisp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6da2dc40d3a3f382f2530509cab95995da6f3451
[INFO] sha for GitHub repo komamitsu/tiny-rust-lisp: 6da2dc40d3a3f382f2530509cab95995da6f3451
[INFO] validating manifest of komamitsu/tiny-rust-lisp on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of komamitsu/tiny-rust-lisp on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing komamitsu/tiny-rust-lisp
[INFO] finished frobbing komamitsu/tiny-rust-lisp
[INFO] frobbed toml for komamitsu/tiny-rust-lisp written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/komamitsu/tiny-rust-lisp/Cargo.toml
[INFO] started frobbing komamitsu/tiny-rust-lisp
[INFO] finished frobbing komamitsu/tiny-rust-lisp
[INFO] frobbed toml for komamitsu/tiny-rust-lisp written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/komamitsu/tiny-rust-lisp/Cargo.toml
[INFO] crate komamitsu/tiny-rust-lisp has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking komamitsu/tiny-rust-lisp against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-5/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/komamitsu/tiny-rust-lisp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e25dc504f0b51af06496e914a4fd75a4daeac4ed81051dad6c3ad7b12608792c
[INFO] running `"docker" "start" "-a" "e25dc504f0b51af06496e914a4fd75a4daeac4ed81051dad6c3ad7b12608792c"`
[INFO] [stderr]     Checking tiny-rust-lisp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:143:21
[INFO] [stderr]     |
[INFO] [stderr] 143 |                     node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                     ^^^^ help: consider using `_node` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:166:12
[INFO] [stderr]     |
[INFO] [stderr] 166 |            env: &mut Env,
[INFO] [stderr]     |            ^^^ help: consider using `_env` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |            node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |            ^^^^ help: consider using `_node` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:183:12
[INFO] [stderr]     |
[INFO] [stderr] 183 |            env: &mut Env,
[INFO] [stderr]     |            ^^^ help: consider using `_env` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:185:12
[INFO] [stderr]     |
[INFO] [stderr] 185 |            node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |            ^^^^ help: consider using `_node` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:231:22
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn lambda(&self, env: &mut Env, args: &[Rc<Node>], node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                      ^^^ help: consider using `_env` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:231:56
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn lambda(&self, env: &mut Env, args: &[Rc<Node>], node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                                                        ^^^^ help: consider using `_node` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:143:21
[INFO] [stderr]     |
[INFO] [stderr] 143 |                     node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                     ^^^^ help: consider using `_node` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:166:12
[INFO] [stderr]     |
[INFO] [stderr] 166 |            env: &mut Env,
[INFO] [stderr]     |            ^^^ help: consider using `_env` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |            node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |            ^^^^ help: consider using `_node` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:183:12
[INFO] [stderr]     |
[INFO] [stderr] 183 |            env: &mut Env,
[INFO] [stderr]     |            ^^^ help: consider using `_env` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:185:12
[INFO] [stderr]     |
[INFO] [stderr] 185 |            node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |            ^^^^ help: consider using `_node` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]    --> src/eval.rs:231:22
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn lambda(&self, env: &mut Env, args: &[Rc<Node>], node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                      ^^^ help: consider using `_env` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]    --> src/eval.rs:231:56
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn lambda(&self, env: &mut Env, args: &[Rc<Node>], node: &Rc<Node>) -> Result<Rc<Node>, EvalError> {
[INFO] [stderr]     |                                                        ^^^^ help: consider using `_node` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/eval.rs:442:9
[INFO] [stderr]     |
[INFO] [stderr] 442 | /         Eval::new().eval(
[INFO] [stderr] 443 | |             env1,
[INFO] [stderr] 444 | |             Rc::new(Node::List(
[INFO] [stderr] 445 | |                 vec![
[INFO] [stderr] ...   |
[INFO] [stderr] 467 | |             ))
[INFO] [stderr] 468 | |         );
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "e25dc504f0b51af06496e914a4fd75a4daeac4ed81051dad6c3ad7b12608792c"`
[INFO] running `"docker" "rm" "-f" "e25dc504f0b51af06496e914a4fd75a4daeac4ed81051dad6c3ad7b12608792c"`
[INFO] [stdout] e25dc504f0b51af06496e914a4fd75a4daeac4ed81051dad6c3ad7b12608792c