[INFO] updating cached repository https://github.com/kodai12/toy_lisp_interpreter_in_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] 6c21ddc6c97868cf752c6b7b7d0293859e70b57e
[INFO] checking kodai12/toy_lisp_interpreter_in_rust against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodai12%2Ftoy_lisp_interpreter_in_rust" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kodai12/toy_lisp_interpreter_in_rust on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kodai12/toy_lisp_interpreter_in_rust
[INFO] finished tweaking git repo https://github.com/kodai12/toy_lisp_interpreter_in_rust
[INFO] tweaked toml for git repo https://github.com/kodai12/toy_lisp_interpreter_in_rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/kodai12/toy_lisp_interpreter_in_rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 4ff4178ce72f9d84719df64c18956409cc3fc6a79a1d3f20c5232c1e43aa4c13
[INFO] running `"docker" "start" "-a" "4ff4178ce72f9d84719df64c18956409cc3fc6a79a1d3f20c5232c1e43aa4c13"`
[INFO] [stderr]     Checking tinylisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:4:36
[INFO] [stderr]   |
[INFO] [stderr] 4 | type OpFn = fn(Vec<String>) -> Box<ToString>;
[INFO] [stderr]   |                                    ^^^^^^^^ help: use `dyn`: `dyn ToString`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:55:35
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn plus(args: Vec<String>) -> Box<ToString> {
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn ToString`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:60:36
[INFO] [stderr]    |
[INFO] [stderr] 60 | fn minus(args: Vec<String>) -> Box<ToString> {
[INFO] [stderr]    |                                    ^^^^^^^^ help: use `dyn`: `dyn ToString`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:4:36
[INFO] [stderr]   |
[INFO] [stderr] 4 | type OpFn = fn(Vec<String>) -> Box<ToString>;
[INFO] [stderr]   |                                    ^^^^^^^^ help: use `dyn`: `dyn ToString`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:55:35
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn plus(args: Vec<String>) -> Box<ToString> {
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn ToString`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:60:36
[INFO] [stderr]    |
[INFO] [stderr] 60 | fn minus(args: Vec<String>) -> Box<ToString> {
[INFO] [stderr]    |                                    ^^^^^^^^ help: use `dyn`: `dyn ToString`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:32:32
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 sub_stack.push(t.clone());
[INFO] [stderr]    |                                ^^^^^^^^^
[INFO] [stderr]    |                                |
[INFO] [stderr]    |                                expected struct `std::string::String`, found `&str`
[INFO] [stderr]    |                                help: try using a conversion method: `t.to_string()`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::string::String: std::borrow::Borrow<&str>` is not satisfied
[INFO] [stderr]   --> src/main.rs:33:24
[INFO] [stderr]    |
[INFO] [stderr] 33 |                 if ops.contains_key(&t) {
[INFO] [stderr]    |                        ^^^^^^^^^^^^ the trait `std::borrow::Borrow<&str>` is not implemented for `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the following implementations were found:
[INFO] [stderr]              <std::string::String as std::borrow::Borrow<str>>
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |             stack.push((*tstr).to_string());
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        expected `&str`, found struct `std::string::String`
[INFO] [stderr]    |                        help: consider borrowing here: `&(*tstr).to_string()`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:43:24
[INFO] [stderr]    |
[INFO] [stderr] 43 |             stack.push(token.to_string());
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        expected `&str`, found struct `std::string::String`
[INFO] [stderr]    |                        help: consider borrowing here: `&token.to_string()`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn evaluate(input: &str, ops: HashMap<String, OpFn>) -> String {
[INFO] [stderr]    |                                                         ------ expected `std::string::String` because of return type
[INFO] [stderr] ...
[INFO] [stderr] 48 |     stack.pop().unwrap()
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     expected struct `std::string::String`, found `&str`
[INFO] [stderr]    |     help: try using a conversion method: `stack.pop().unwrap().to_string()`
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/main.rs:52:30
[INFO] [stderr]    |
[INFO] [stderr] 52 |     input.split_whitespace().collect().to_string()
[INFO] [stderr]    |                              ^^^^^^^ cannot infer type for type parameter `B` declared on the associated function `collect`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] help: consider specifying the type argument in the method call
[INFO] [stderr]    |
[INFO] [stderr] 52 |     input.split_whitespace().collect::<B>().to_string()
[INFO] [stderr]    |                                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0282, E0308.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:32:32
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 sub_stack.push(t.clone());
[INFO] [stderr]    |                                ^^^^^^^^^
[INFO] [stderr]    |                                |
[INFO] [stderr]    |                                expected struct `std::string::String`, found `&str`
[INFO] [stderr]    |                                help: try using a conversion method: `t.to_string()`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `tinylisp`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0277]: the trait bound `std::string::String: std::borrow::Borrow<&str>` is not satisfied
[INFO] [stderr]   --> src/main.rs:33:24
[INFO] [stderr]    |
[INFO] [stderr] 33 |                 if ops.contains_key(&t) {
[INFO] [stderr]    |                        ^^^^^^^^^^^^ the trait `std::borrow::Borrow<&str>` is not implemented for `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the following implementations were found:
[INFO] [stderr]              <std::string::String as std::borrow::Borrow<str>>
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:41:24
[INFO] [stderr]    |
[INFO] [stderr] 41 |             stack.push((*tstr).to_string());
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        expected `&str`, found struct `std::string::String`
[INFO] [stderr]    |                        help: consider borrowing here: `&(*tstr).to_string()`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:43:24
[INFO] [stderr]    |
[INFO] [stderr] 43 |             stack.push(token.to_string());
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        expected `&str`, found struct `std::string::String`
[INFO] [stderr]    |                        help: consider borrowing here: `&token.to_string()`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn evaluate(input: &str, ops: HashMap<String, OpFn>) -> String {
[INFO] [stderr]    |                                                         ------ expected `std::string::String` because of return type
[INFO] [stderr] ...
[INFO] [stderr] 48 |     stack.pop().unwrap()
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     expected struct `std::string::String`, found `&str`
[INFO] [stderr]    |     help: try using a conversion method: `stack.pop().unwrap().to_string()`
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/main.rs:52:30
[INFO] [stderr]    |
[INFO] [stderr] 52 |     input.split_whitespace().collect().to_string()
[INFO] [stderr]    |                              ^^^^^^^ cannot infer type for type parameter `B` declared on the associated function `collect`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] help: consider specifying the type argument in the method call
[INFO] [stderr]    |
[INFO] [stderr] 52 |     input.split_whitespace().collect::<B>().to_string()
[INFO] [stderr]    |                                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0282, E0308.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `tinylisp`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4ff4178ce72f9d84719df64c18956409cc3fc6a79a1d3f20c5232c1e43aa4c13"`
[INFO] running `"docker" "rm" "-f" "4ff4178ce72f9d84719df64c18956409cc3fc6a79a1d3f20c5232c1e43aa4c13"`
[INFO] [stdout] 4ff4178ce72f9d84719df64c18956409cc3fc6a79a1d3f20c5232c1e43aa4c13
