[INFO] cloning repository https://github.com/imbaczek/toylisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imbaczek/toylisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimbaczek%2Ftoylisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimbaczek%2Ftoylisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8dc211c799b6d13d23abba4dce0862a39f1e5eaf
[INFO] checking imbaczek/toylisp against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimbaczek%2Ftoylisp" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imbaczek/toylisp on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/imbaczek/toylisp
[INFO] finished tweaking git repo https://github.com/imbaczek/toylisp
[INFO] tweaked toml for git repo https://github.com/imbaczek/toylisp written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/imbaczek/toylisp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-7/source/src/toylisp.rs` was erroneously implicitly accepted for binary `toylisp`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e840c86ce267fd672de5311117b330504bb009ea9e87570063310faf298678fe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e840c86ce267fd672de5311117b330504bb009ea9e87570063310faf298678fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e840c86ce267fd672de5311117b330504bb009ea9e87570063310faf298678fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e840c86ce267fd672de5311117b330504bb009ea9e87570063310faf298678fe", kill_on_drop: false }`
[INFO] [stdout] e840c86ce267fd672de5311117b330504bb009ea9e87570063310faf298678fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2be8a8cf3c1236687cee24d446bfa3cd4abf80e54c7ab1e04038389579c8dbe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2be8a8cf3c1236687cee24d446bfa3cd4abf80e54c7ab1e04038389579c8dbe", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/toylisp.rs` was erroneously implicitly accepted for binary `toylisp`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Checking toylisp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]  --> src/toylisp.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::old_io;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::iter::RandomAccessIterator`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::RandomAccessIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `RandomAccessIterator` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/lexer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:72:7
[INFO] [stdout]    |
[INFO] [stdout] 72 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stdout]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |             '0' ... '9' => {
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]  --> src/toylisp.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::old_io;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::iter::RandomAccessIterator`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::RandomAccessIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `RandomAccessIterator` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:97:7
[INFO] [stdout]    |
[INFO] [stdout] 97 |             'a'...'z' | 'A'...'Z' | '0' ... '9' => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:97:19
[INFO] [stdout]    |
[INFO] [stdout] 97 |             'a'...'z' | 'A'...'Z' | '0' ... '9' => {
[INFO] [stdout]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:97:32
[INFO] [stdout]    |
[INFO] [stdout] 97 |             'a'...'z' | 'A'...'Z' | '0' ... '9' => {
[INFO] [stdout]    |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |             '0' ... '9' | '+' | '-' | 'e' | 'E' | 'u' | 'i' | 'f' | '.' => {
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let result = try!(_parse(&mut it));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let x = { try!(next(it)) };
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:52:28
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Token::OpenParen => { Ok(try!(parse_list(it))) },
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |         Token::Number(n) => Ok(try!(parse_number(n.as_slice()))),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/lexer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let x = { try!(peek(it, 0)) };
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |             Token::Nil => { try!(next(it)); },
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:72:7
[INFO] [stdout]    |
[INFO] [stdout] 72 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 try!(next(it));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let node = try!(_parse(it));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/eval.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let evaled = try!(self.eval(val, scope.clone()));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |             'a'...'z' | 'A'...'Z' => {
[INFO] [stdout]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |             '0' ... '9' => {
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/eval.rs:205:16
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let evaled = try!(self.eval(val, scope.clone()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:97:7
[INFO] [stdout]    |
[INFO] [stdout] 97 |             'a'...'z' | 'A'...'Z' | '0' ... '9' => {
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:97:19
[INFO] [stdout]    |
[INFO] [stdout] 97 |             'a'...'z' | 'A'...'Z' | '0' ... '9' => {
[INFO] [stdout]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:97:32
[INFO] [stdout]    |
[INFO] [stdout] 97 |             'a'...'z' | 'A'...'Z' | '0' ... '9' => {
[INFO] [stdout]    |                                         ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |             '0' ... '9' | '+' | '-' | 'e' | 'E' | 'u' | 'i' | 'f' | '.' => {
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/toylisp.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let rr = try!(r);
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let result = try!(_parse(&mut it));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/toylisp.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let ast = try!(parsed);
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let x = { try!(next(it)) };
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:52:28
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Token::OpenParen => { Ok(try!(parse_list(it))) },
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |         Token::Number(n) => Ok(try!(parse_number(n.as_slice()))),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let x = { try!(peek(it, 0)) };
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |             Token::Nil => { try!(next(it)); },
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 try!(next(it));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parser.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let node = try!(_parse(it));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/eval.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let evaled = try!(self.eval(val, scope.clone()));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/eval.rs:205:16
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let evaled = try!(self.eval(val, scope.clone()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/toylisp.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let rr = try!(r);
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/toylisp.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let ast = try!(parsed);
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&str` in the current scope
[INFO] [stdout]  --> src/toylisp.rs:8:38
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut lexer = lexer::Lexer::new(s.as_slice());
[INFO] [stdout]   |                                         ^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&str` in the current scope
[INFO] [stdout]  --> src/toylisp.rs:8:38
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut lexer = lexer::Lexer::new(s.as_slice());
[INFO] [stdout]   |                                         ^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lexer.rs:111:15
[INFO] [stdout]     |
[INFO] [stdout] 111 |         Err(String::from_str("scan_string not implemented"))
[INFO] [stdout]     |                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lexer.rs:115:15
[INFO] [stdout]     |
[INFO] [stdout] 115 |         Err(String::from_str("scan_escape not implemented"))
[INFO] [stdout]     |                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap_int` found for enum `Result<MutexGuard<'_, Value>, PoisonError<MutexGuard<'_, Value>>>` in the current scope
[INFO] [stdout]   --> src/toylisp.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let r1 = rep(&mut interp, "(+ 1 2)").unwrap().lock().unwrap_int();
[INFO] [stdout]    |                                                          ^^^^^^^^^^ help: there is an associated function with a similar name: `unwrap_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap_int` found for enum `Result<MutexGuard<'_, Value>, PoisonError<MutexGuard<'_, Value>>>` in the current scope
[INFO] [stdout]   --> src/toylisp.rs:39:83
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let r3 = rep(&mut interp, "(def a (+ (def x 1) (def y 2) x y))").unwrap().lock().unwrap_int();
[INFO] [stdout]    |                                                                                      ^^^^^^^^^^ help: there is an associated function with a similar name: `unwrap_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `idx` found for mutable reference `&mut std::slice::Iter<'_, Token>` in the current scope
[INFO] [stdout]   --> src/parser.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let tok = it.idx(idx);
[INFO] [stdout]    |                  ^^^ method not found in `&mut std::slice::Iter<'_, Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lexer.rs:111:15
[INFO] [stdout]     |
[INFO] [stdout] 111 |         Err(String::from_str("scan_string not implemented"))
[INFO] [stdout]     |                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/lexer.rs:115:15
[INFO] [stdout]     |
[INFO] [stdout] 115 |         Err(String::from_str("scan_escape not implemented"))
[INFO] [stdout]     |                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:54:46
[INFO] [stdout]    |
[INFO] [stdout] 54 |         Token::Number(n) => Ok(try!(parse_number(n.as_slice()))),
[INFO] [stdout]    |                                                    ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `idx` found for mutable reference `&mut std::slice::Iter<'_, Token>` in the current scope
[INFO] [stdout]   --> src/parser.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let tok = it.idx(idx);
[INFO] [stdout]    |                  ^^^ method not found in `&mut std::slice::Iter<'_, Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:54:46
[INFO] [stdout]    |
[INFO] [stdout] 54 |         Token::Number(n) => Ok(try!(parse_number(n.as_slice()))),
[INFO] [stdout]    |                                                    ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&str` in the current scope
[INFO] [stdout]   --> src/eval.rs:79:27
[INFO] [stdout]    |
[INFO] [stdout] 79 |         match self.vars.get(key.as_slice()) {
[INFO] [stdout]    |                                 ^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:101:31
[INFO] [stdout]     |
[INFO] [stdout] 101 |         globals.vars.insert(String::from_str("+"), Arc::new(Mutex::new(Value::BuiltinFunc(String::from_str("+")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&str` in the current scope
[INFO] [stdout]   --> src/eval.rs:79:27
[INFO] [stdout]    |
[INFO] [stdout] 79 |         match self.vars.get(key.as_slice()) {
[INFO] [stdout]    |                                 ^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:101:93
[INFO] [stdout]     |
[INFO] [stdout] 101 |         globals.vars.insert(String::from_str("+"), Arc::new(Mutex::new(Value::BuiltinFunc(String::from_str("+")))));
[INFO] [stdout]     |                                                                                                   ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |         globals.vars.insert(String::from_str("+."), Arc::new(Mutex::new(Value::BuiltinFunc(String::from_str("+.")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:102:94
[INFO] [stdout]     |
[INFO] [stdout] 102 |         globals.vars.insert(String::from_str("+."), Arc::new(Mutex::new(Value::BuiltinFunc(String::from_str("+.")))));
[INFO] [stdout]     |                                                                                                    ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:103:31
[INFO] [stdout]     |
[INFO] [stdout] 103 |         globals.vars.insert(String::from_str("defun"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("defun")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:101:31
[INFO] [stdout]     |
[INFO] [stdout] 101 |         globals.vars.insert(String::from_str("+"), Arc::new(Mutex::new(Value::BuiltinFunc(String::from_str("+")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:103:97
[INFO] [stdout]     |
[INFO] [stdout] 103 |         globals.vars.insert(String::from_str("defun"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("defun")))));
[INFO] [stdout]     |                                                                                                       ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:101:93
[INFO] [stdout]     |
[INFO] [stdout] 101 |         globals.vars.insert(String::from_str("+"), Arc::new(Mutex::new(Value::BuiltinFunc(String::from_str("+")))));
[INFO] [stdout]     |                                                                                                   ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:104:31
[INFO] [stdout]     |
[INFO] [stdout] 104 |         globals.vars.insert(String::from_str("let"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("let")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |         globals.vars.insert(String::from_str("+."), Arc::new(Mutex::new(Value::BuiltinFunc(String::from_str("+.")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:104:95
[INFO] [stdout]     |
[INFO] [stdout] 104 |         globals.vars.insert(String::from_str("let"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("let")))));
[INFO] [stdout]     |                                                                                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:105:31
[INFO] [stdout]     |
[INFO] [stdout] 105 |         globals.vars.insert(String::from_str("def"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("def")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:102:94
[INFO] [stdout]     |
[INFO] [stdout] 102 |         globals.vars.insert(String::from_str("+."), Arc::new(Mutex::new(Value::BuiltinFunc(String::from_str("+.")))));
[INFO] [stdout]     |                                                                                                    ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:105:95
[INFO] [stdout]     |
[INFO] [stdout] 105 |         globals.vars.insert(String::from_str("def"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("def")))));
[INFO] [stdout]     |                                                                                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:103:31
[INFO] [stdout]     |
[INFO] [stdout] 103 |         globals.vars.insert(String::from_str("defun"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("defun")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:103:97
[INFO] [stdout]     |
[INFO] [stdout] 103 |         globals.vars.insert(String::from_str("defun"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("defun")))));
[INFO] [stdout]     |                                                                                                       ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:104:31
[INFO] [stdout]     |
[INFO] [stdout] 104 |         globals.vars.insert(String::from_str("let"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("let")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> src/eval.rs:118:62
[INFO] [stdout]     |
[INFO] [stdout] 118 |             &Node::Symbol(ref s) => match scope.lock().unwrap().get(s.as_slice()) {
[INFO] [stdout]     |                                                                       ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:104:95
[INFO] [stdout]     |
[INFO] [stdout] 104 |         globals.vars.insert(String::from_str("let"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("let")))));
[INFO] [stdout]     |                                                                                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:105:31
[INFO] [stdout]     |
[INFO] [stdout] 105 |         globals.vars.insert(String::from_str("def"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("def")))));
[INFO] [stdout]     |                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_str` found for struct `String` in the current scope
[INFO] [stdout]    --> src/eval.rs:105:95
[INFO] [stdout]     |
[INFO] [stdout] 105 |         globals.vars.insert(String::from_str("def"), Arc::new(Mutex::new(Value::SpecialForm(String::from_str("def")))));
[INFO] [stdout]     |                                                                                                     ^^^^^^^^ function or associated item not found in `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use std::str::FromStr;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> src/eval.rs:118:62
[INFO] [stdout]     |
[INFO] [stdout] 118 |             &Node::Symbol(ref s) => match scope.lock().unwrap().get(s.as_slice()) {
[INFO] [stdout]     |                                                                       ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> src/eval.rs:134:51
[INFO] [stdout]     |
[INFO] [stdout] 134 |             if let Some(v) = scope.lock().unwrap().get(sym.as_slice()) {
[INFO] [stdout]     |                                                            ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> src/eval.rs:134:51
[INFO] [stdout]     |
[INFO] [stdout] 134 |             if let Some(v) = scope.lock().unwrap().get(sym.as_slice()) {
[INFO] [stdout]     |                                                            ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> src/eval.rs:136:41
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     return self.eval_special(ast, name.as_slice(), scope, argv)
[INFO] [stdout]     |                                                        ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> src/eval.rs:136:41
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     return self.eval_special(ast, name.as_slice(), scope, argv)
[INFO] [stdout]     |                                                        ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> src/eval.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |             &Value::BuiltinFunc(ref name) => self.call_builtin(scope, name.as_slice(), args),
[INFO] [stdout]     |                                                                            ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for reference `&String` in the current scope
[INFO] [stdout]    --> src/eval.rs:163:67
[INFO] [stdout]     |
[INFO] [stdout] 163 |             &Value::BuiltinFunc(ref name) => self.call_builtin(scope, name.as_slice(), args),
[INFO] [stdout]     |                                                                            ^^^^^^^^ method not found in `&String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 24 previous errors; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 22 previous errors; 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `toylisp`
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "e2be8a8cf3c1236687cee24d446bfa3cd4abf80e54c7ab1e04038389579c8dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2be8a8cf3c1236687cee24d446bfa3cd4abf80e54c7ab1e04038389579c8dbe", kill_on_drop: false }`
[INFO] [stdout] e2be8a8cf3c1236687cee24d446bfa3cd4abf80e54c7ab1e04038389579c8dbe