[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-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/komamitsu/tiny-rust-lisp"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/komamitsu/tiny-rust-lisp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/komamitsu/tiny-rust-lisp" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/komamitsu/tiny-rust-lisp"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/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#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of komamitsu/tiny-rust-lisp on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-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-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/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-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/komamitsu/tiny-rust-lisp/Cargo.toml
[INFO] crate komamitsu/tiny-rust-lisp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking komamitsu/tiny-rust-lisp against master#0f88167f89fffe321590c5148f21b7d51d44388d for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/master#0f88167f89fffe321590c5148f21b7d51d44388d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 323b29306f139dd3635660e0a969631e8cb7980608c923cfa851f80a20df2c6d
[INFO] running `"docker" "start" "-a" "323b29306f139dd3635660e0a969631e8cb7980608c923cfa851f80a20df2c6d"`
[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 prefixing with an underscore: `_node`
[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 prefixing with an underscore: `_env`
[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 prefixing with an underscore: `_node`
[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 prefixing with an underscore: `_env`
[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 prefixing with an underscore: `_node`
[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 prefixing with an underscore: `_env`
[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 prefixing with an underscore: `_node`
[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 prefixing with an underscore: `_node`
[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 prefixing with an underscore: `_env`
[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 prefixing with an underscore: `_node`
[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 prefixing with an underscore: `_env`
[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 prefixing with an underscore: `_node`
[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 prefixing with an underscore: `_env`
[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 prefixing with an underscore: `_node`
[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 1.43s
[INFO] running `"docker" "inspect" "323b29306f139dd3635660e0a969631e8cb7980608c923cfa851f80a20df2c6d"`
[INFO] running `"docker" "rm" "-f" "323b29306f139dd3635660e0a969631e8cb7980608c923cfa851f80a20df2c6d"`
[INFO] [stdout] 323b29306f139dd3635660e0a969631e8cb7980608c923cfa851f80a20df2c6d