[INFO] updating cached repository https://github.com/gslavin/wisp_rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] 83fa0ecba9ecb660fcbbe7dc6d1f14b5bcd9042a
[INFO] checking gslavin/wisp_rust against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgslavin%2Fwisp_rust" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gslavin/wisp_rust on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gslavin/wisp_rust
[INFO] finished tweaking git repo https://github.com/gslavin/wisp_rust
[INFO] tweaked toml for git repo https://github.com/gslavin/wisp_rust written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gslavin/wisp_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ce8710f115e2b41402e58d1de55de3d63b65b6d14d52f28d90db02fa052ced10
[INFO] running `"docker" "start" "-a" "ce8710f115e2b41402e58d1de55de3d63b65b6d14d52f28d90db02fa052ced10"`
[INFO] [stderr]     Checking wisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:13:14
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut f = try!(File::open(filename));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 15 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/eval.rs:66:28
[INFO] [stderr]    |
[INFO] [stderr] 66 |     return AstNode::Number((sum));
[INFO] [stderr]    |                            ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/eval.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | /     lazy_static! {
[INFO] [stderr] 46 | |         static ref BUILTINS: BTreeSet<&'static str> = ["+", "-", "*", "/"].iter().cloned().collect();
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/eval.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | /     lazy_static! {
[INFO] [stderr] 46 | |         static ref BUILTINS: BTreeSet<&'static str> = ["+", "-", "*", "/"].iter().cloned().collect();
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:13:14
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut f = try!(File::open(filename));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:15:2
[INFO] [stderr]    |
[INFO] [stderr] 15 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/eval.rs:66:28
[INFO] [stderr]    |
[INFO] [stderr] 66 |     return AstNode::Number((sum));
[INFO] [stderr]    |                            ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/eval.rs:271:47
[INFO] [stderr]     |
[INFO] [stderr] 271 |         let expected_result = AstNode::Number((-1.0));
[INFO] [stderr]     |                                               ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/eval.rs:293:47
[INFO] [stderr]     |
[INFO] [stderr] 293 |         let expected_result = AstNode::Number((0.75));
[INFO] [stderr]     |                                               ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/eval.rs:318:47
[INFO] [stderr]     |
[INFO] [stderr] 318 |         let expected_result = AstNode::Number((3.0));
[INFO] [stderr]     |                                               ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/eval.rs:329:47
[INFO] [stderr]     |
[INFO] [stderr] 329 |         let expected_result = AstNode::Number((4.0));
[INFO] [stderr]     |                                               ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | /     lazy_static! {
[INFO] [stderr] 26 | |         static ref DEFINE: Regex = Regex::new(r"define").unwrap();
[INFO] [stderr] 27 | |         static ref LAMBDA: Regex = Regex::new(r"lambda").unwrap();
[INFO] [stderr] 28 | |         static ref IF: Regex = Regex::new(r"if").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 33 | |         static ref WHITESPACE: Regex = Regex::new(r"[:space:]").unwrap();
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/eval.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | /     lazy_static! {
[INFO] [stderr] 46 | |         static ref BUILTINS: BTreeSet<&'static str> = ["+", "-", "*", "/"].iter().cloned().collect();
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/eval.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | /     lazy_static! {
[INFO] [stderr] 46 | |         static ref BUILTINS: BTreeSet<&'static str> = ["+", "-", "*", "/"].iter().cloned().collect();
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `"docker" "inspect" "ce8710f115e2b41402e58d1de55de3d63b65b6d14d52f28d90db02fa052ced10"`
[INFO] running `"docker" "rm" "-f" "ce8710f115e2b41402e58d1de55de3d63b65b6d14d52f28d90db02fa052ced10"`
[INFO] [stdout] ce8710f115e2b41402e58d1de55de3d63b65b6d14d52f28d90db02fa052ced10