[INFO] cloning repository https://github.com/jhod0/rustylisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jhod0/rustylisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhod0%2Frustylisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhod0%2Frustylisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e643da129678d4be37f7bcbe98e55693ed7dcbe0
[INFO] checking jhod0/rustylisp against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhod0%2Frustylisp" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jhod0/rustylisp 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/jhod0/rustylisp
[INFO] finished tweaking git repo https://github.com/jhod0/rustylisp
[INFO] tweaked toml for git repo https://github.com/jhod0/rustylisp written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/jhod0/rustylisp 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] f7998204404710352cc7c5524450b35136cdfaa2c8026588a45ddde9122c2801
[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" "f7998204404710352cc7c5524450b35136cdfaa2c8026588a45ddde9122c2801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7998204404710352cc7c5524450b35136cdfaa2c8026588a45ddde9122c2801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7998204404710352cc7c5524450b35136cdfaa2c8026588a45ddde9122c2801", kill_on_drop: false }`
[INFO] [stdout] f7998204404710352cc7c5524450b35136cdfaa2c8026588a45ddde9122c2801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 9350986ffadd7debc8a01a3a9c667424ff216c2ef1e34c38397c2cc1d9e8054e
[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" "9350986ffadd7debc8a01a3a9c667424ff216c2ef1e34c38397c2cc1d9e8054e", kill_on_drop: false }`
[INFO] [stderr]     Checking rustylisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]    --> src/parser/lexer.rs:287:24
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 if ('0'...'9').contains(ch) {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 if ('0'..'9').contains(ch) {
[INFO] [stdout]     |                        ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 if ('0'..='9').contains(ch) {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]    --> src/parser/lexer.rs:287:24
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 if ('0'...'9').contains(ch) {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 if ('0'..'9').contains(ch) {
[INFO] [stdout]     |                        ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 if ('0'..='9').contains(ch) {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Chars` in module `io`
[INFO] [stdout]   --> src/parser/parser.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl Parser<io::Chars<File>, io::CharsError> {
[INFO] [stdout]    |                 ^^^^^ not found in `io`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use core::error::mem::fmt::str::Chars;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io`
[INFO] [stdout]   --> src/parser/parser.rs:84:34
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl Parser<io::Chars<File>, io::CharsError> {
[INFO] [stdout]    |                                  ^^^^^^^^^^ not found in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Chars` in module `io`
[INFO] [stdout]   --> src/parser/parser.rs:84:17
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl Parser<io::Chars<File>, io::CharsError> {
[INFO] [stdout]    |                 ^^^^^ not found in `io`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 1  | use core::error::mem::fmt::str::Chars;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io`
[INFO] [stdout]   --> src/parser/parser.rs:84:34
[INFO] [stdout]    |
[INFO] [stdout] 84 | impl Parser<io::Chars<File>, io::CharsError> {
[INFO] [stdout]    |                                  ^^^^^^^^^^ not found in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/obj/vec.rs:55:45
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 (Box::new(into_iter) as Box<Iterator<Item=T>>, high)
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/obj/vec.rs:62:41
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 (Box::new(viter) as Box<Iterator<Item=T>>, len)
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 try!(write!(fmt, "("));
[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/core/obj/mod.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 try!((**head).fmt(fmt));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     try!(write!(fmt, " "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:145:25
[INFO] [stdout]     |
[INFO] [stdout] 145 |                         try!(write!(fmt, "{}", *hd));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:151:25
[INFO] [stdout]     |
[INFO] [stdout] 151 |                         try!(write!(fmt, " "));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:154:25
[INFO] [stdout]     |
[INFO] [stdout] 154 |                         try!(write!(fmt, ". {}", *rest));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 try!(write!(fmt, "["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |                     try!(obj.fmt(fmt));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:170:21
[INFO] [stdout]     |
[INFO] [stdout] 170 |                     try!(write!(fmt, " "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:171:21
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     try!(obj.fmt(fmt));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/core/procedure.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         try!(write!(fmt, "#<arity-obj:"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/core/procedure.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         try!(write!(fmt, "("));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/core/procedure.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |             try!(write!(fmt, "{} ", argname));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/core/procedure.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |             &Some(ref name) => try!(write!(fmt, ". {}", name)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/error.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         try!(write!(fmt, "#<ERROR-OBJ {}", self.errname));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/error.rs:108:33
[INFO] [stdout]     |
[INFO] [stdout] 108 |             &Some(ref val) => { try!(write!(fmt, " value: {}", val)); },
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/error.rs:113:33
[INFO] [stdout]     |
[INFO] [stdout] 113 |             &Some(ref obj) => { try!(write!(fmt, " source: {}", obj)); },
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/parser/parser.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/parser/lexer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / macro_rules! opt_try {
[INFO] [stdout] 8  | |     ( $exp:expr ) => {
[INFO] [stdout] 9  | |         match $exp {
[INFO] [stdout] 10 | |             Some(v) => v,
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parser/lexer.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 107 |             out.push(try!(lexed));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parser/lexer.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             try!(self.advance());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser/lexer.rs:277:16
[INFO] [stdout]     |
[INFO] [stdout] 277 |             '0'...'9' | '+' | '-' => {
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/lexer.rs:356:32
[INFO] [stdout]     |
[INFO] [stdout] 356 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/evaluator/builtins/io.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Read, Write};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let dir =  try!(std_env::current_dir());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     try!(std_env::set_current_dir(path));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let path = try!(from_os_path_to_str(input));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut path = try!(lisp_obj_to_path(hd));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |             let rest = try!(lisp_obj_to_path(tl));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |             let old_dir = try!(lisp_obj_to_path(hd));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let _  = try!(set_current_dir(try!(from_os_path_to_str(&old_dir))));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:60:43
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let _  = try!(set_current_dir(try!(from_os_path_to_str(&old_dir))));
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:80:31
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let new_stack = cons!(try!(get_current_dir()), stack).to_obj_ref();
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let abspath = try!(from_os_path(&try!(new_path.canonicalize())));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:81:42
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let abspath = try!(from_os_path(&try!(new_path.canonicalize())));
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let _ = try!(set_current_dir(new_path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut file_path = try!(lisp_obj_to_path(lisp_path));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let canon = try!(file_path.canonicalize());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let _ = try!(push_directory(canon.parent().expect("all files should have parent dir"),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:148:15
[INFO] [stdout]     |
[INFO] [stdout] 148 |         out = try!(evaluator::eval(obj, global.clone()))
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let _ = try!(pop_directory(global));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let _ = try!(print(args, env));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:187:16
[INFO] [stdout]     |
[INFO] [stdout] 187 |     let path = try!(pop_directory(env));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:194:22
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let target_dir = try!(lisp_obj_to_path(arg.clone()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         try!(add_two(&mut out, &**num));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         try!(sub_two(&mut zero, &*args[0]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut out = try!(Number::from_lisp_obj(&*args[0]));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |             try!(sub_two(&mut out, &**num))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |         try!(div_two(&mut one, &*args[0]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:155:23
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut out = try!(Number::from_lisp_obj(&*args[0]));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             try!(div_two(&mut out, &**num))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         try!(mult_two(&mut out, &**num))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |     Ok(LispObj::LVector(try!(vec)).to_obj_ref())
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:171:19
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let res = try!(super::apply(fun.clone(), lisp_list![int!(i)], env.clone()));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:282:11
[INFO] [stdout]     |
[INFO] [stdout] 282 |     match try!(super::macros::try_macro_expand_obj(val.clone(), env)) {
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:317:15
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let err = try!(raw_make_error(args, env));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:424:15
[INFO] [stdout]     |
[INFO] [stdout] 424 |     let err = try!(raw_make_error(args, env));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:448:25
[INFO] [stdout]     |
[INFO] [stdout] 448 |     Ok(LispObj::LVector(try!(vecs).into_iter()
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:461:16
[INFO] [stdout]     |
[INFO] [stdout] 461 |     let vecs = try!(args[1..].iter().map(|v| {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:20:39
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let (mut env, mut last_to_eval) = try!(lambda_apply_until_last(func, arg));
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...                   let args = try!(super::map_eval(tl, env.clone()));
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:41:41
[INFO] [stdout]    |
[INFO] [stdout] 41 | ...                   try!(lambda_apply_until_last_from(func, 
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:45:47
[INFO] [stdout]    |
[INFO] [stdout] 45 | ...                   Err(_) => try!(lambda_apply_until_last(func, args.to_obj_ref()))
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let (env, body) = try!(start_procedure(func, arg));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:82:23
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let (env, body) = try!(start_procedure_from(func, arg, env));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     try!(parse_args_into(&procd.body[last].0, args, &mut reuse_env));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     try!(parse_args_into(arity, args, &mut new_env));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let arity = try!(parse_arglist(args));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:182:22
[INFO] [stdout]     |
[INFO] [stdout] 182 |         clauses.push(try!(parse_arglist_body(clause.clone(), parent.clone())));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:199:21
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let arity = try!(parse_arglist(hd));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/special_form_handlers.rs:57:15
[INFO] [stdout]    |
[INFO] [stdout] 57 |         val = try!(super::eval(arg, env.clone()));
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/special_form_handlers.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let func = try!(lambda::parse_multiple_arity(args, env));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/special_form_handlers.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |         match (*try!(eval(args[1].clone(), env.clone()))).clone() {
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/special_form_handlers.rs:97:29
[INFO] [stdout]    |
[INFO] [stdout] 97 |             let func      = try!(lambda::parse_lambda_args_body(tl, &args[1..], env.clone()));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:139:30
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let func       = try!(lambda::parse_lambda_args_body(tl, &args[1..], env.clone()));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:166:17
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let procd = try!(lambda::parse_lambda(args, env));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let car = try!(super::eval(args[0].clone(), env.clone())).to_obj_ref();
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:175:19
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let cdr = try!(lambda::parse_lambda_args_body(nil!().to_obj_ref(), &args[1..], env));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:188:15
[INFO] [stdout]     |
[INFO] [stdout] 188 |         val = try!(super::eval(arg, env.clone()));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:208:42
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     Ok(cons!(hd.clone(), try!(quasiquote_helper(tl, env)))
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:213:28
[INFO] [stdout]     |
[INFO] [stdout] 213 |                 let tail = try!(quasiquote_helper(tl, env));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:217:28
[INFO] [stdout]     |
[INFO] [stdout] 217 |                 let head = try!(quasiquote_helper(hd.clone(), env.clone()));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:218:28
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 let next = try!(quasiquote_helper(tl, env));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:247:21
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let new_value = try!(super::eval(val, env.clone()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/tco.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (env, val) = try!(special_form_tco_until_last(form_name, initial_args, env_input));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/tco.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |             "begin" => try!(begin_until_last(&args[..], env.clone())),
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/tco.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |             "if"    => try!(if_until_last(&args[..], env.clone())),
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/tco.rs:70:38
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let (new_env, res) = try!(let_until_last(&args[..], env));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/tco.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |             try!(super::eval(&args[i], env.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/tco.rs:127:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let truth = try!(super::eval(cond, env));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/tco.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let evaluated = try!(super::eval(value, new_env.clone()));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/tco.rs:166:16
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let last = try!(begin_until_last(&args[1..], new_env.clone()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:210:18
[INFO] [stdout]     |
[INFO] [stdout] 210 |         out.push(try!(eval(form, new_env_ref)));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:220:20
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let this = try!(eval(hd, env.clone()));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:221:20
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let rest = try!(map_eval(tl, env));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:261:22
[INFO] [stdout]     |
[INFO] [stdout] 261 |                match try!(macros::try_macro_expand(s, tl.clone(), env.clone())) {
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:270:24
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let func = try!(eval(hd, env.clone()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:271:24
[INFO] [stdout]     |
[INFO] [stdout] 271 |             let args = try!(map_eval(tl, env.clone()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/run/mod.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/run/mod.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Ok(obj)     => try!(evaluator::eval(obj, self.top_level.clone())),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/obj/vec.rs:55:45
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 (Box::new(into_iter) as Box<Iterator<Item=T>>, high)
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core/obj/vec.rs:62:41
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 (Box::new(viter) as Box<Iterator<Item=T>>, len)
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 try!(write!(fmt, "("));
[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/core/obj/mod.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 try!((**head).fmt(fmt));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:139:21
[INFO] [stdout]     |
[INFO] [stdout] 139 |                     try!(write!(fmt, " "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:145:25
[INFO] [stdout]     |
[INFO] [stdout] 145 |                         try!(write!(fmt, "{}", *hd));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:151:25
[INFO] [stdout]     |
[INFO] [stdout] 151 |                         try!(write!(fmt, " "));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:154:25
[INFO] [stdout]     |
[INFO] [stdout] 154 |                         try!(write!(fmt, ". {}", *rest));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 try!(write!(fmt, "["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |                     try!(obj.fmt(fmt));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:170:21
[INFO] [stdout]     |
[INFO] [stdout] 170 |                     try!(write!(fmt, " "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/obj/mod.rs:171:21
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     try!(obj.fmt(fmt));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/core/procedure.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         try!(write!(fmt, "#<arity-obj:"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/core/procedure.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         try!(write!(fmt, "("));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/core/procedure.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |             try!(write!(fmt, "{} ", argname));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/core/procedure.rs:29:32
[INFO] [stdout]    |
[INFO] [stdout] 29 |             &Some(ref name) => try!(write!(fmt, ". {}", name)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/error.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         try!(write!(fmt, "#<ERROR-OBJ {}", self.errname));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/error.rs:108:33
[INFO] [stdout]     |
[INFO] [stdout] 108 |             &Some(ref val) => { try!(write!(fmt, " value: {}", val)); },
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/core/error.rs:113:33
[INFO] [stdout]     |
[INFO] [stdout] 113 |             &Some(ref obj) => { try!(write!(fmt, " source: {}", obj)); },
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/parser/parser.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/parser/lexer.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / macro_rules! opt_try {
[INFO] [stdout] 8  | |     ( $exp:expr ) => {
[INFO] [stdout] 9  | |         match $exp {
[INFO] [stdout] 10 | |             Some(v) => v,
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parser/lexer.rs:107:22
[INFO] [stdout]     |
[INFO] [stdout] 107 |             out.push(try!(lexed));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parser/lexer.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             try!(self.advance());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser/lexer.rs:277:16
[INFO] [stdout]     |
[INFO] [stdout] 277 |             '0'...'9' | '+' | '-' => {
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/lexer.rs:356:32
[INFO] [stdout]     |
[INFO] [stdout] 356 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/evaluator/builtins/io.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Read, Write};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let dir =  try!(std_env::current_dir());
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     try!(std_env::set_current_dir(path));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let path = try!(from_os_path_to_str(input));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut path = try!(lisp_obj_to_path(hd));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:41:24
[INFO] [stdout]    |
[INFO] [stdout] 41 |             let rest = try!(lisp_obj_to_path(tl));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |             let old_dir = try!(lisp_obj_to_path(hd));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let _  = try!(set_current_dir(try!(from_os_path_to_str(&old_dir))));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:60:43
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let _  = try!(set_current_dir(try!(from_os_path_to_str(&old_dir))));
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:80:31
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let new_stack = cons!(try!(get_current_dir()), stack).to_obj_ref();
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let abspath = try!(from_os_path(&try!(new_path.canonicalize())));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:81:42
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let abspath = try!(from_os_path(&try!(new_path.canonicalize())));
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/builtins/io.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let _ = try!(set_current_dir(new_path));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut file_path = try!(lisp_obj_to_path(lisp_path));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:136:21
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let canon = try!(file_path.canonicalize());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let _ = try!(push_directory(canon.parent().expect("all files should have parent dir"),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:148:15
[INFO] [stdout]     |
[INFO] [stdout] 148 |         out = try!(evaluator::eval(obj, global.clone()))
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let _ = try!(pop_directory(global));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let _ = try!(print(args, env));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:187:16
[INFO] [stdout]     |
[INFO] [stdout] 187 |     let path = try!(pop_directory(env));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:194:22
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let target_dir = try!(lisp_obj_to_path(arg.clone()));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |         try!(add_two(&mut out, &**num));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         try!(sub_two(&mut zero, &*args[0]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut out = try!(Number::from_lisp_obj(&*args[0]));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |             try!(sub_two(&mut out, &**num))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |         try!(div_two(&mut one, &*args[0]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:155:23
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut out = try!(Number::from_lisp_obj(&*args[0]));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             try!(div_two(&mut out, &**num))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/math.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         try!(mult_two(&mut out, &**num))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |     Ok(LispObj::LVector(try!(vec)).to_obj_ref())
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:171:19
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let res = try!(super::apply(fun.clone(), lisp_list![int!(i)], env.clone()));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:282:11
[INFO] [stdout]     |
[INFO] [stdout] 282 |     match try!(super::macros::try_macro_expand_obj(val.clone(), env)) {
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:317:15
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let err = try!(raw_make_error(args, env));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:424:15
[INFO] [stdout]     |
[INFO] [stdout] 424 |     let err = try!(raw_make_error(args, env));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:448:25
[INFO] [stdout]     |
[INFO] [stdout] 448 |     Ok(LispObj::LVector(try!(vecs).into_iter()
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/builtins/mod.rs:461:16
[INFO] [stdout]     |
[INFO] [stdout] 461 |     let vecs = try!(args[1..].iter().map(|v| {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:20:39
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let (mut env, mut last_to_eval) = try!(lambda_apply_until_last(func, arg));
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:37:44
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...                   let args = try!(super::map_eval(tl, env.clone()));
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:41:41
[INFO] [stdout]    |
[INFO] [stdout] 41 | ...                   try!(lambda_apply_until_last_from(func, 
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:45:47
[INFO] [stdout]    |
[INFO] [stdout] 45 | ...                   Err(_) => try!(lambda_apply_until_last(func, args.to_obj_ref()))
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let (env, body) = try!(start_procedure(func, arg));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/lambda.rs:82:23
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let (env, body) = try!(start_procedure_from(func, arg, env));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     try!(parse_args_into(&procd.body[last].0, args, &mut reuse_env));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     try!(parse_args_into(arity, args, &mut new_env));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let arity = try!(parse_arglist(args));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:182:22
[INFO] [stdout]     |
[INFO] [stdout] 182 |         clauses.push(try!(parse_arglist_body(clause.clone(), parent.clone())));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/lambda.rs:199:21
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let arity = try!(parse_arglist(hd));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/special_form_handlers.rs:57:15
[INFO] [stdout]    |
[INFO] [stdout] 57 |         val = try!(super::eval(arg, env.clone()));
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/special_form_handlers.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let func = try!(lambda::parse_multiple_arity(args, env));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/special_form_handlers.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |         match (*try!(eval(args[1].clone(), env.clone()))).clone() {
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/special_form_handlers.rs:97:29
[INFO] [stdout]    |
[INFO] [stdout] 97 |             let func      = try!(lambda::parse_lambda_args_body(tl, &args[1..], env.clone()));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:139:30
[INFO] [stdout]     |
[INFO] [stdout] 139 |             let func       = try!(lambda::parse_lambda_args_body(tl, &args[1..], env.clone()));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:166:17
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let procd = try!(lambda::parse_lambda(args, env));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let car = try!(super::eval(args[0].clone(), env.clone())).to_obj_ref();
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:175:19
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let cdr = try!(lambda::parse_lambda_args_body(nil!().to_obj_ref(), &args[1..], env));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:188:15
[INFO] [stdout]     |
[INFO] [stdout] 188 |         val = try!(super::eval(arg, env.clone()));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:208:42
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     Ok(cons!(hd.clone(), try!(quasiquote_helper(tl, env)))
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:213:28
[INFO] [stdout]     |
[INFO] [stdout] 213 |                 let tail = try!(quasiquote_helper(tl, env));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:217:28
[INFO] [stdout]     |
[INFO] [stdout] 217 |                 let head = try!(quasiquote_helper(hd.clone(), env.clone()));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:218:28
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 let next = try!(quasiquote_helper(tl, env));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/special_form_handlers.rs:247:21
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let new_value = try!(super::eval(val, env.clone()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/tco.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (env, val) = try!(special_form_tco_until_last(form_name, initial_args, env_input));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/tco.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |             "begin" => try!(begin_until_last(&args[..], env.clone())),
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/tco.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |             "if"    => try!(if_until_last(&args[..], env.clone())),
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/evaluator/tco.rs:70:38
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let (new_env, res) = try!(let_until_last(&args[..], env));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/tco.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |             try!(super::eval(&args[i], env.clone()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/tco.rs:127:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let truth = try!(super::eval(cond, env));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/tco.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let evaluated = try!(super::eval(value, new_env.clone()));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/tco.rs:166:16
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let last = try!(begin_until_last(&args[1..], new_env.clone()));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:210:18
[INFO] [stdout]     |
[INFO] [stdout] 210 |         out.push(try!(eval(form, new_env_ref)));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:220:20
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let this = try!(eval(hd, env.clone()));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:221:20
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let rest = try!(map_eval(tl, env));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:261:22
[INFO] [stdout]     |
[INFO] [stdout] 261 |                match try!(macros::try_macro_expand(s, tl.clone(), env.clone())) {
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:270:24
[INFO] [stdout]     |
[INFO] [stdout] 270 |             let func = try!(eval(hd, env.clone()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/evaluator/mod.rs:271:24
[INFO] [stdout]     |
[INFO] [stdout] 271 |             let args = try!(map_eval(tl, env.clone()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/run/mod.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Read};
[INFO] [stdout]   |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/run/mod.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Ok(obj)     => try!(evaluator::eval(obj, self.top_level.clone())),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/core/error.rs:99:56
[INFO] [stdout]    |
[INFO] [stdout] 99 |         RuntimeError::new("io-error", Some(string!(err.description())), None, None)
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/core/error.rs:99:56
[INFO] [stdout]    |
[INFO] [stdout] 99 |         RuntimeError::new("io-error", Some(string!(err.description())), None, None)
[INFO] [stdout]    |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `File` in the current scope
[INFO] [stdout]   --> src/parser/parser.rs:87:42
[INFO] [stdout]    |
[INFO] [stdout] 87 |               .map(|file| Self::new(file.chars(), format!("{:?}", path.as_ref())))
[INFO] [stdout]    |                                          ^^^^^ method not found in `File`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/parser/lexer.rs:287:41
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 if ('0'...'9').contains(ch) {
[INFO] [stdout]     |                                         ^^
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         expected `&char`, found `char`
[INFO] [stdout]     |                                         help: consider borrowing here: `&ch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/parser/lexer.rs:350:46
[INFO] [stdout]     |
[INFO] [stdout] 350 |             &LexError::ReadError(ref e) => e.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `File` in the current scope
[INFO] [stdout]   --> src/parser/parser.rs:87:42
[INFO] [stdout]    |
[INFO] [stdout] 87 |               .map(|file| Self::new(file.chars(), format!("{:?}", path.as_ref())))
[INFO] [stdout]    |                                          ^^^^^ method not found in `File`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/parser/lexer.rs:287:41
[INFO] [stdout]     |
[INFO] [stdout] 287 |                 if ('0'...'9').contains(ch) {
[INFO] [stdout]     |                                         ^^
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         expected `&char`, found `char`
[INFO] [stdout]     |                                         help: consider borrowing here: `&ch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/parser/lexer.rs:350:46
[INFO] [stdout]     |
[INFO] [stdout] 350 |             &LexError::ReadError(ref e) => e.description(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `Stdin` in the current scope
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:200:44
[INFO] [stdout]     |
[INFO] [stdout] 200 |     let instream = Parser::new(io::stdin().chars(), "<stdin>");
[INFO] [stdout]     |                                            ^^^^^ method not found in `Stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `Stdin` in the current scope
[INFO] [stdout]   --> src/run/mod.rs:42:56
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let instream = parser::Parser::new(io::stdin().chars(), "<stdin>");
[INFO] [stdout]    |                                                        ^^^^^ method not found in `Stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 104 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0412, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `Stdin` in the current scope
[INFO] [stdout]    --> src/evaluator/builtins/io.rs:200:44
[INFO] [stdout]     |
[INFO] [stdout] 200 |     let instream = Parser::new(io::stdin().chars(), "<stdin>");
[INFO] [stdout]     |                                            ^^^^^ method not found in `Stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustylisp`
[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] [stdout] error[E0599]: no method named `chars` found for struct `Stdin` in the current scope
[INFO] [stdout]   --> src/run/mod.rs:42:56
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let instream = parser::Parser::new(io::stdin().chars(), "<stdin>");
[INFO] [stdout]    |                                                        ^^^^^ method not found in `Stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 104 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0412, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9350986ffadd7debc8a01a3a9c667424ff216c2ef1e34c38397c2cc1d9e8054e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9350986ffadd7debc8a01a3a9c667424ff216c2ef1e34c38397c2cc1d9e8054e", kill_on_drop: false }`
[INFO] [stdout] 9350986ffadd7debc8a01a3a9c667424ff216c2ef1e34c38397c2cc1d9e8054e