[INFO] cloning repository https://github.com/jawline/WebAssembly-Playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jawline/WebAssembly-Playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2FWebAssembly-Playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2FWebAssembly-Playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0894aad6884fd67d973005089c88437308eb9b04
[INFO] checking jawline/WebAssembly-Playground against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2FWebAssembly-Playground" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jawline/WebAssembly-Playground on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jawline/WebAssembly-Playground
[INFO] finished tweaking git repo https://github.com/jawline/WebAssembly-Playground
[INFO] tweaked toml for git repo https://github.com/jawline/WebAssembly-Playground written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jawline/WebAssembly-Playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f8875294a8abaf69ac41378cec3d1a70fd4545c90bf5b29d63474e4d9e3d0bb
[INFO] running `Command { std: "docker" "start" "-a" "3f8875294a8abaf69ac41378cec3d1a70fd4545c90bf5b29d63474e4d9e3d0bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f8875294a8abaf69ac41378cec3d1a70fd4545c90bf5b29d63474e4d9e3d0bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f8875294a8abaf69ac41378cec3d1a70fd4545c90bf5b29d63474e4d9e3d0bb", kill_on_drop: false }`
[INFO] [stdout] 3f8875294a8abaf69ac41378cec3d1a70fd4545c90bf5b29d63474e4d9e3d0bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3fa370bd79258ddd368251ba796dbe7489aee3487ba5e8d973d832b43fa4a92
[INFO] running `Command { std: "docker" "start" "-a" "b3fa370bd79258ddd368251ba796dbe7489aee3487ba5e8d973d832b43fa4a92", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking libc v0.2.18
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking weblang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `warn`
[INFO] [stdout]  --> src/warn.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! warn(
[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/parse.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 143 |         res.push(try!(parse_expr(cur, args)));
[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/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     expect!(Token::RParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     let atom_tok = next!(cur);
[INFO] [stdout]     |                    ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |             expect!(Token::LParen, cur);
[INFO] [stdout]     |             --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:160:15
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let args = try!(parse_fn_args(cur, args));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:174:11
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let a1 = try!(parse_atom(cur, args));
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:26:3
[INFO] [stdout]     |
[INFO] [stdout] 26  |         try!(tok($cur, true))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     if peek!(cur).op().is_some() {
[INFO] [stdout]     |        ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `peek` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |         Ok(AST::BinaryOp(next!(cur).op().unwrap(), Box::new(a1), Box::new(try!(parse_expr(cur, args)))))
[INFO] [stdout]     |                          ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:178:69
[INFO] [stdout]     |
[INFO] [stdout] 178 |         Ok(AST::BinaryOp(next!(cur).op().unwrap(), Box::new(a1), Box::new(try!(parse_expr(cur, args)))))
[INFO] [stdout]     |                                                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |         expect!(Token::If, cur); //Discard If
[INFO] [stdout]     |         ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let cnd = try!(parse_expr(cur, args));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |         expect!(Token::Then, cur);
[INFO] [stdout]     |         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:191:19
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let true_path = try!(parse_expr(cur, args));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 |         expect!(Token::Else, cur);
[INFO] [stdout]     |         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let false_path = try!(parse_expr(cur, args));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |         expect!(Token::LParen, cur);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |         expect!(Token::RParen, cur);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 215 |     match next!(cur) {
[INFO] [stdout]     |           ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:227:14
[INFO] [stdout]     |
[INFO] [stdout] 227 |         args.push((try!(parse_arg(cur)), Type::Int32));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 233 |     expect!(Token::RParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     match next!(cur) {
[INFO] [stdout]     |           ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     expect!(Token::LParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:248:13
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let args = try!(parse_args(cur));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     expect!(Token::LBrace, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:252:20
[INFO] [stdout]     |
[INFO] [stdout] 252 |     let parsed_expr = try!(parse_expr(cur, &args));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     expect!(Token::RBrace, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     expect!(Token::Function, cur);
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:263:15
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let new_fn = try!(parse_fn(cur));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `warn`
[INFO] [stdout]  --> src/warn.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! warn(
[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/parse.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 266 |         Ok(push!(try!(parse_top(cur)), new_fn))
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:273:15
[INFO] [stdout]     |
[INFO] [stdout] 273 |     let parsed = try!(parse_top(cur));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 143 |         res.push(try!(parse_expr(cur, args)));
[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/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     expect!(Token::RParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     let atom_tok = next!(cur);
[INFO] [stdout]     |                    ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |             expect!(Token::LParen, cur);
[INFO] [stdout]     |             --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:160:15
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let args = try!(parse_fn_args(cur, args));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:174:11
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let a1 = try!(parse_atom(cur, args));
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:26:3
[INFO] [stdout]     |
[INFO] [stdout] 26  |         try!(tok($cur, true))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     if peek!(cur).op().is_some() {
[INFO] [stdout]     |        ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `peek` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |         Ok(AST::BinaryOp(next!(cur).op().unwrap(), Box::new(a1), Box::new(try!(parse_expr(cur, args)))))
[INFO] [stdout]     |                          ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:178:69
[INFO] [stdout]     |
[INFO] [stdout] 178 |         Ok(AST::BinaryOp(next!(cur).op().unwrap(), Box::new(a1), Box::new(try!(parse_expr(cur, args)))))
[INFO] [stdout]     |                                                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |         expect!(Token::If, cur); //Discard If
[INFO] [stdout]     |         ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let cnd = try!(parse_expr(cur, args));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |         expect!(Token::Then, cur);
[INFO] [stdout]     |         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:191:19
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let true_path = try!(parse_expr(cur, args));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 |         expect!(Token::Else, cur);
[INFO] [stdout]     |         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let false_path = try!(parse_expr(cur, args));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |         expect!(Token::LParen, cur);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |         expect!(Token::RParen, cur);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 215 |     match next!(cur) {
[INFO] [stdout]     |           ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:227:14
[INFO] [stdout]     |
[INFO] [stdout] 227 |         args.push((try!(parse_arg(cur)), Type::Int32));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 233 |     expect!(Token::RParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     match next!(cur) {
[INFO] [stdout]     |           ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     expect!(Token::LParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:248:13
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let args = try!(parse_args(cur));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     expect!(Token::LBrace, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:252:20
[INFO] [stdout]     |
[INFO] [stdout] 252 |     let parsed_expr = try!(parse_expr(cur, &args));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     expect!(Token::RBrace, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     expect!(Token::Function, cur);
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:263:15
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let new_fn = try!(parse_fn(cur));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 266 |         Ok(push!(try!(parse_top(cur)), new_fn))
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:273:15
[INFO] [stdout]     |
[INFO] [stdout] 273 |     let parsed = try!(parse_top(cur));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "b3fa370bd79258ddd368251ba796dbe7489aee3487ba5e8d973d832b43fa4a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3fa370bd79258ddd368251ba796dbe7489aee3487ba5e8d973d832b43fa4a92", kill_on_drop: false }`
[INFO] [stdout] b3fa370bd79258ddd368251ba796dbe7489aee3487ba5e8d973d832b43fa4a92
[INFO] checking jawline/WebAssembly-Playground against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2FWebAssembly-Playground" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jawline/WebAssembly-Playground on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jawline/WebAssembly-Playground
[INFO] finished tweaking git repo https://github.com/jawline/WebAssembly-Playground
[INFO] tweaked toml for git repo https://github.com/jawline/WebAssembly-Playground written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jawline/WebAssembly-Playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3868ffe13eaa009574180ec88bf12fa05635c670b7745bdf1725e06b160d9595
[INFO] running `Command { std: "docker" "start" "-a" "3868ffe13eaa009574180ec88bf12fa05635c670b7745bdf1725e06b160d9595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3868ffe13eaa009574180ec88bf12fa05635c670b7745bdf1725e06b160d9595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3868ffe13eaa009574180ec88bf12fa05635c670b7745bdf1725e06b160d9595", kill_on_drop: false }`
[INFO] [stdout] 3868ffe13eaa009574180ec88bf12fa05635c670b7745bdf1725e06b160d9595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78ab757f7a2e8b6e1b043d5d6186339e8b6825a3f3478d12afaa6a3c0f6d1786
[INFO] running `Command { std: "docker" "start" "-a" "78ab757f7a2e8b6e1b043d5d6186339e8b6825a3f3478d12afaa6a3c0f6d1786", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking libc v0.2.18
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking weblang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `warn`
[INFO] [stdout]  --> src/warn.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! warn(
[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/parse.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 143 |         res.push(try!(parse_expr(cur, args)));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `warn`
[INFO] [stdout]  --> src/warn.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! warn(
[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/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     expect!(Token::RParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     let atom_tok = next!(cur);
[INFO] [stdout]     |                    ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |             expect!(Token::LParen, cur);
[INFO] [stdout]     |             --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:160:15
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let args = try!(parse_fn_args(cur, args));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:174:11
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let a1 = try!(parse_atom(cur, args));
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:26:3
[INFO] [stdout]     |
[INFO] [stdout] 26  |         try!(tok($cur, true))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     if peek!(cur).op().is_some() {
[INFO] [stdout]     |        ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `peek` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |         Ok(AST::BinaryOp(next!(cur).op().unwrap(), Box::new(a1), Box::new(try!(parse_expr(cur, args)))))
[INFO] [stdout]     |                          ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 143 |         res.push(try!(parse_expr(cur, args)));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:178:69
[INFO] [stdout]     |
[INFO] [stdout] 178 |         Ok(AST::BinaryOp(next!(cur).op().unwrap(), Box::new(a1), Box::new(try!(parse_expr(cur, args)))))
[INFO] [stdout]     |                                                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |         expect!(Token::If, cur); //Discard If
[INFO] [stdout]     |         ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 149 |     expect!(Token::RParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let cnd = try!(parse_expr(cur, args));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |         expect!(Token::Then, cur);
[INFO] [stdout]     |         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     let atom_tok = next!(cur);
[INFO] [stdout]     |                    ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:191:19
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let true_path = try!(parse_expr(cur, args));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |             expect!(Token::LParen, cur);
[INFO] [stdout]     |             --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 |         expect!(Token::Else, cur);
[INFO] [stdout]     |         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:160:15
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let args = try!(parse_fn_args(cur, args));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let false_path = try!(parse_expr(cur, args));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:174:11
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let a1 = try!(parse_atom(cur, args));
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |         expect!(Token::LParen, cur);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |         expect!(Token::RParen, cur);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:26:3
[INFO] [stdout]     |
[INFO] [stdout] 26  |         try!(tok($cur, true))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     if peek!(cur).op().is_some() {
[INFO] [stdout]     |        ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `peek` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 215 |     match next!(cur) {
[INFO] [stdout]     |           ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |         Ok(AST::BinaryOp(next!(cur).op().unwrap(), Box::new(a1), Box::new(try!(parse_expr(cur, args)))))
[INFO] [stdout]     |                          ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:227:14
[INFO] [stdout]     |
[INFO] [stdout] 227 |         args.push((try!(parse_arg(cur)), Type::Int32));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:178:69
[INFO] [stdout]     |
[INFO] [stdout] 178 |         Ok(AST::BinaryOp(next!(cur).op().unwrap(), Box::new(a1), Box::new(try!(parse_expr(cur, args)))))
[INFO] [stdout]     |                                                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 233 |     expect!(Token::RParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |         expect!(Token::If, cur); //Discard If
[INFO] [stdout]     |         ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     match next!(cur) {
[INFO] [stdout]     |           ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let cnd = try!(parse_expr(cur, args));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |         expect!(Token::Then, cur);
[INFO] [stdout]     |         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     expect!(Token::LParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:248:13
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let args = try!(parse_args(cur));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:191:19
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let true_path = try!(parse_expr(cur, args));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     expect!(Token::LBrace, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:252:20
[INFO] [stdout]     |
[INFO] [stdout] 252 |     let parsed_expr = try!(parse_expr(cur, &args));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 |         expect!(Token::Else, cur);
[INFO] [stdout]     |         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let false_path = try!(parse_expr(cur, args));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     expect!(Token::RBrace, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     expect!(Token::Function, cur);
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |         expect!(Token::LParen, cur);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:263:15
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let new_fn = try!(parse_fn(cur));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 266 |         Ok(push!(try!(parse_top(cur)), new_fn))
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:273:15
[INFO] [stdout]     |
[INFO] [stdout] 273 |     let parsed = try!(parse_top(cur));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |         expect!(Token::RParen, cur);
[INFO] [stdout]     |         --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 215 |     match next!(cur) {
[INFO] [stdout]     |           ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:227:14
[INFO] [stdout]     |
[INFO] [stdout] 227 |         args.push((try!(parse_arg(cur)), Type::Int32));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 233 |     expect!(Token::RParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:14:9
[INFO] [stdout]     |
[INFO] [stdout] 14  |         try!(tok($cur, false))
[INFO] [stdout]     |         ^^^
[INFO] [stdout] ...
[INFO] [stdout] 241 |     match next!(cur) {
[INFO] [stdout]     |           ---------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `next` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     expect!(Token::LParen, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:248:13
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let args = try!(parse_args(cur));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 250 |     expect!(Token::LBrace, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:252:20
[INFO] [stdout]     |
[INFO] [stdout] 252 |     let parsed_expr = try!(parse_expr(cur, &args));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     expect!(Token::RBrace, cur);
[INFO] [stdout]     |     --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:6:12
[INFO] [stdout]     |
[INFO] [stdout] 6   |         if try!(tok($cur, false)) != $thet {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     expect!(Token::Function, cur);
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `expect` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:263:15
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let new_fn = try!(parse_fn(cur));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 266 |         Ok(push!(try!(parse_top(cur)), new_fn))
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:273:15
[INFO] [stdout]     |
[INFO] [stdout] 273 |     let parsed = try!(parse_top(cur));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "78ab757f7a2e8b6e1b043d5d6186339e8b6825a3f3478d12afaa6a3c0f6d1786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ab757f7a2e8b6e1b043d5d6186339e8b6825a3f3478d12afaa6a3c0f6d1786", kill_on_drop: false }`
[INFO] [stdout] 78ab757f7a2e8b6e1b043d5d6186339e8b6825a3f3478d12afaa6a3c0f6d1786