[INFO] cloning repository https://github.com/ethowitz/rush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethowitz/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethowitz%2Frush", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethowitz%2Frush'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b036ace00a6472231b4653767c569fbc9e7fdcc7
[INFO] checking ethowitz/rush against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethowitz%2Frush" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ethowitz/rush on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ethowitz/rush
[INFO] finished tweaking git repo https://github.com/ethowitz/rush
[INFO] tweaked toml for git repo https://github.com/ethowitz/rush written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ethowitz/rush 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-id v3.0.0
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded lazy_static v0.2.6
[INFO] [stderr]   Downloaded unreachable v0.1.1
[INFO] [stderr]   Downloaded memchr v1.0.1
[INFO] [stderr]   Downloaded thread_local v0.3.3
[INFO] [stderr]   Downloaded utf8-ranges v1.0.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.3
[INFO] [stderr]   Downloaded regex-syntax v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.21
[INFO] [stderr]   Downloaded regex v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16dee58d07429c6c7e0433a59105b30f39aa8999e63689276bdc12858fe7df21
[INFO] running `Command { std: "docker" "start" "-a" "16dee58d07429c6c7e0433a59105b30f39aa8999e63689276bdc12858fe7df21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16dee58d07429c6c7e0433a59105b30f39aa8999e63689276bdc12858fe7df21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16dee58d07429c6c7e0433a59105b30f39aa8999e63689276bdc12858fe7df21", kill_on_drop: false }`
[INFO] [stdout] 16dee58d07429c6c7e0433a59105b30f39aa8999e63689276bdc12858fe7df21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 963016b098242c3feec1b71c83896029f5b32ae3fc6353e47871face292a5e55
[INFO] running `Command { std: "docker" "start" "-a" "963016b098242c3feec1b71c83896029f5b32ae3fc6353e47871face292a5e55", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.6
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `env`, `process`
[INFO] [stdout]  --> src/main.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{env, io, process};
[INFO] [stdout]   |           ^^^      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let e = try!(expr(ts));
[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/main.rs:131:27
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 args.push(try!(expr(ts)));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:148:24
[INFO] [stdout]     |
[INFO] [stdout] 148 |             let cond = try!(expr(ts));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |             let branch1 = try!(expr(ts));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:163:27
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let branch2 = try!(expr(ts));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let mut e = try!(comparison(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:180:69
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 e = Exp::Binary(Box::new(e), BinaryOp::Eq, Box::new(try!(comparison(ts))))
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:184:70
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 e = Exp::Binary(Box::new(e), BinaryOp::Neq, Box::new(try!(comparison(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut e = try!(boolop(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:198:69
[INFO] [stdout]     |
[INFO] [stdout] 198 |                 e = Exp::Binary(Box::new(e), BinaryOp::Gt, Box::new(try!(boolop(ts))))
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:202:69
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 e = Exp::Binary(Box::new(e), BinaryOp::Lt, Box::new(try!(boolop(ts))))
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:206:70
[INFO] [stdout]     |
[INFO] [stdout] 206 |                 e = Exp::Binary(Box::new(e), BinaryOp::Gte, Box::new(try!(boolop(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:210:70
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 e = Exp::Binary(Box::new(e), BinaryOp::Lte, Box::new(try!(boolop(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let mut e = try!(term(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env`, `process`
[INFO] [stdout]  --> src/main.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{env, io, process};
[INFO] [stdout]   |           ^^^      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:224:70
[INFO] [stdout]     |
[INFO] [stdout] 224 |                 e = Exp::Binary(Box::new(e), BinaryOp::And, Box::new(try!(term(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:228:69
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 e = Exp::Binary(Box::new(e), BinaryOp::Or, Box::new(try!(term(ts))))
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:237:17
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let mut e = try!(factor(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:245:70
[INFO] [stdout]     |
[INFO] [stdout] 245 |                 e = Exp::Binary(Box::new(e), BinaryOp::Sub, Box::new(try!(factor(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:249:70
[INFO] [stdout]     |
[INFO] [stdout] 249 |                 e = Exp::Binary(Box::new(e), BinaryOp::Add, Box::new(try!(factor(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let e = try!(expr(ts));
[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/main.rs:258:17
[INFO] [stdout]     |
[INFO] [stdout] 258 |     let mut e = try!(unary(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:131:27
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 args.push(try!(expr(ts)));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:264:70
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 e = Exp::Binary(Box::new(e), BinaryOp::Div, Box::new(try!(unary(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:268:71
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 e = Exp::Binary(Box::new(e), BinaryOp::Mult, Box::new(try!(unary(ts))))
[INFO] [stdout]     |                                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:148:24
[INFO] [stdout]     |
[INFO] [stdout] 148 |             let cond = try!(expr(ts));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:272:70
[INFO] [stdout]     |
[INFO] [stdout] 272 |                 e = Exp::Binary(Box::new(e), BinaryOp::Mod, Box::new(try!(unary(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:289:54
[INFO] [stdout]     |
[INFO] [stdout] 289 |             Ok(Exp::Unary(UnaryOp::Inverse, Box::new(try!(unary(ts)))))
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |             let branch1 = try!(expr(ts));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:293:53
[INFO] [stdout]     |
[INFO] [stdout] 293 |             Ok(Exp::Unary(UnaryOp::Negate, Box::new(try!(unary(ts)))))
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:163:27
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let branch2 = try!(expr(ts));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:369:16
[INFO] [stdout]     |
[INFO] [stdout] 369 |     let lval = try!(eval(l));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let mut e = try!(comparison(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:370:16
[INFO] [stdout]     |
[INFO] [stdout] 370 |     let rval = try!(eval(r));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:373:38
[INFO] [stdout]     |
[INFO] [stdout] 373 |         BinaryOp::Add => Ok(Val::Num(try!(expect_num(lval)) + try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:180:69
[INFO] [stdout]     |
[INFO] [stdout] 180 |                 e = Exp::Binary(Box::new(e), BinaryOp::Eq, Box::new(try!(comparison(ts))))
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:373:63
[INFO] [stdout]     |
[INFO] [stdout] 373 |         BinaryOp::Add => Ok(Val::Num(try!(expect_num(lval)) + try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:184:70
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 e = Exp::Binary(Box::new(e), BinaryOp::Neq, Box::new(try!(comparison(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:374:38
[INFO] [stdout]     |
[INFO] [stdout] 374 |         BinaryOp::Sub => Ok(Val::Num(try!(expect_num(lval)) - try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut e = try!(boolop(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:374:63
[INFO] [stdout]     |
[INFO] [stdout] 374 |         BinaryOp::Sub => Ok(Val::Num(try!(expect_num(lval)) - try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:198:69
[INFO] [stdout]     |
[INFO] [stdout] 198 |                 e = Exp::Binary(Box::new(e), BinaryOp::Gt, Box::new(try!(boolop(ts))))
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:375:39
[INFO] [stdout]     |
[INFO] [stdout] 375 |         BinaryOp::Mult => Ok(Val::Num(try!(expect_num(lval)) * try!(expect_num(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:202:69
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 e = Exp::Binary(Box::new(e), BinaryOp::Lt, Box::new(try!(boolop(ts))))
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:375:64
[INFO] [stdout]     |
[INFO] [stdout] 375 |         BinaryOp::Mult => Ok(Val::Num(try!(expect_num(lval)) * try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:206:70
[INFO] [stdout]     |
[INFO] [stdout] 206 |                 e = Exp::Binary(Box::new(e), BinaryOp::Gte, Box::new(try!(boolop(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:376:38
[INFO] [stdout]     |
[INFO] [stdout] 376 |         BinaryOp::Div => Ok(Val::Num(try!(expect_num(lval)) / try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:210:70
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 e = Exp::Binary(Box::new(e), BinaryOp::Lte, Box::new(try!(boolop(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:376:63
[INFO] [stdout]     |
[INFO] [stdout] 376 |         BinaryOp::Div => Ok(Val::Num(try!(expect_num(lval)) / try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let mut e = try!(term(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:377:38
[INFO] [stdout]     |
[INFO] [stdout] 377 |         BinaryOp::Mod => Ok(Val::Num(try!(expect_num(lval)) % try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:224:70
[INFO] [stdout]     |
[INFO] [stdout] 224 |                 e = Exp::Binary(Box::new(e), BinaryOp::And, Box::new(try!(term(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:377:63
[INFO] [stdout]     |
[INFO] [stdout] 377 |         BinaryOp::Mod => Ok(Val::Num(try!(expect_num(lval)) % try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:228:69
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 e = Exp::Binary(Box::new(e), BinaryOp::Or, Box::new(try!(term(ts))))
[INFO] [stdout]     |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:237:17
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let mut e = try!(factor(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:245:70
[INFO] [stdout]     |
[INFO] [stdout] 245 |                 e = Exp::Binary(Box::new(e), BinaryOp::Sub, Box::new(try!(factor(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:378:38
[INFO] [stdout]     |
[INFO] [stdout] 378 |         BinaryOp::Lt => Ok(Val::Bool(try!(expect_num(lval)) < try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:378:63
[INFO] [stdout]     |
[INFO] [stdout] 378 |         BinaryOp::Lt => Ok(Val::Bool(try!(expect_num(lval)) < try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:249:70
[INFO] [stdout]     |
[INFO] [stdout] 249 |                 e = Exp::Binary(Box::new(e), BinaryOp::Add, Box::new(try!(factor(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:379:39
[INFO] [stdout]     |
[INFO] [stdout] 379 |         BinaryOp::Lte => Ok(Val::Bool(try!(expect_num(lval)) <= try!(expect_num(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:258:17
[INFO] [stdout]     |
[INFO] [stdout] 258 |     let mut e = try!(unary(ts));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:264:70
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 e = Exp::Binary(Box::new(e), BinaryOp::Div, Box::new(try!(unary(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:379:65
[INFO] [stdout]     |
[INFO] [stdout] 379 |         BinaryOp::Lte => Ok(Val::Bool(try!(expect_num(lval)) <= try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:268:71
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 e = Exp::Binary(Box::new(e), BinaryOp::Mult, Box::new(try!(unary(ts))))
[INFO] [stdout]     |                                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:380:38
[INFO] [stdout]     |
[INFO] [stdout] 380 |         BinaryOp::Gt => Ok(Val::Bool(try!(expect_num(lval)) > try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:272:70
[INFO] [stdout]     |
[INFO] [stdout] 272 |                 e = Exp::Binary(Box::new(e), BinaryOp::Mod, Box::new(try!(unary(ts))))
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:380:63
[INFO] [stdout]     |
[INFO] [stdout] 380 |         BinaryOp::Gt => Ok(Val::Bool(try!(expect_num(lval)) > try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:289:54
[INFO] [stdout]     |
[INFO] [stdout] 289 |             Ok(Exp::Unary(UnaryOp::Inverse, Box::new(try!(unary(ts)))))
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:293:53
[INFO] [stdout]     |
[INFO] [stdout] 293 |             Ok(Exp::Unary(UnaryOp::Negate, Box::new(try!(unary(ts)))))
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:381:39
[INFO] [stdout]     |
[INFO] [stdout] 381 |         BinaryOp::Gte => Ok(Val::Bool(try!(expect_num(lval)) >= try!(expect_num(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:369:16
[INFO] [stdout]     |
[INFO] [stdout] 369 |     let lval = try!(eval(l));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:381:65
[INFO] [stdout]     |
[INFO] [stdout] 381 |         BinaryOp::Gte => Ok(Val::Bool(try!(expect_num(lval)) >= try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:370:16
[INFO] [stdout]     |
[INFO] [stdout] 370 |     let rval = try!(eval(r));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:382:38
[INFO] [stdout]     |
[INFO] [stdout] 382 |         BinaryOp::Eq => Ok(Val::Bool(try!(expect_num(lval)) == try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:373:38
[INFO] [stdout]     |
[INFO] [stdout] 373 |         BinaryOp::Add => Ok(Val::Num(try!(expect_num(lval)) + try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:382:64
[INFO] [stdout]     |
[INFO] [stdout] 382 |         BinaryOp::Eq => Ok(Val::Bool(try!(expect_num(lval)) == try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:373:63
[INFO] [stdout]     |
[INFO] [stdout] 373 |         BinaryOp::Add => Ok(Val::Num(try!(expect_num(lval)) + try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:383:39
[INFO] [stdout]     |
[INFO] [stdout] 383 |         BinaryOp::Neq => Ok(Val::Bool(try!(expect_num(lval)) != try!(expect_num(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:383:65
[INFO] [stdout]     |
[INFO] [stdout] 383 |         BinaryOp::Neq => Ok(Val::Bool(try!(expect_num(lval)) != try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:384:39
[INFO] [stdout]     |
[INFO] [stdout] 384 |         BinaryOp::And => Ok(Val::Bool(try!(expect_bool(lval)) && try!(expect_bool(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:374:38
[INFO] [stdout]     |
[INFO] [stdout] 374 |         BinaryOp::Sub => Ok(Val::Num(try!(expect_num(lval)) - try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:384:66
[INFO] [stdout]     |
[INFO] [stdout] 384 |         BinaryOp::And => Ok(Val::Bool(try!(expect_bool(lval)) && try!(expect_bool(rval)))),
[INFO] [stdout]     |                                                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:374:63
[INFO] [stdout]     |
[INFO] [stdout] 374 |         BinaryOp::Sub => Ok(Val::Num(try!(expect_num(lval)) - try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:385:38
[INFO] [stdout]     |
[INFO] [stdout] 385 |         BinaryOp::Or => Ok(Val::Bool(try!(expect_bool(lval)) || try!(expect_bool(rval))))
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:385:65
[INFO] [stdout]     |
[INFO] [stdout] 385 |         BinaryOp::Or => Ok(Val::Bool(try!(expect_bool(lval)) || try!(expect_bool(rval))))
[INFO] [stdout]     |                                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:375:39
[INFO] [stdout]     |
[INFO] [stdout] 375 |         BinaryOp::Mult => Ok(Val::Num(try!(expect_num(lval)) * try!(expect_num(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:390:15
[INFO] [stdout]     |
[INFO] [stdout] 390 |     let val = try!(eval(operand));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:375:64
[INFO] [stdout]     |
[INFO] [stdout] 375 |         BinaryOp::Mult => Ok(Val::Num(try!(expect_num(lval)) * try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:392:40
[INFO] [stdout]     |
[INFO] [stdout] 392 |         UnaryOp::Negate => Ok(Val::Num(try!(expect_num(val)) * -1 )),
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:376:38
[INFO] [stdout]     |
[INFO] [stdout] 376 |         BinaryOp::Div => Ok(Val::Num(try!(expect_num(lval)) / try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:393:41
[INFO] [stdout]     |
[INFO] [stdout] 393 |         UnaryOp::Inverse => Ok(Val::Num(try!(expect_num(val)) * -1 )),
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:376:63
[INFO] [stdout]     |
[INFO] [stdout] 376 |         BinaryOp::Div => Ok(Val::Num(try!(expect_num(lval)) / try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:398:8
[INFO] [stdout]     |
[INFO] [stdout] 398 |     if try!(expect_bool(try!(eval(cond)))) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:377:38
[INFO] [stdout]     |
[INFO] [stdout] 377 |         BinaryOp::Mod => Ok(Val::Num(try!(expect_num(lval)) % try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:398:25
[INFO] [stdout]     |
[INFO] [stdout] 398 |     if try!(expect_bool(try!(eval(cond)))) {
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:377:63
[INFO] [stdout]     |
[INFO] [stdout] 377 |         BinaryOp::Mod => Ok(Val::Num(try!(expect_num(lval)) % try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:418:29
[INFO] [stdout]     |
[INFO] [stdout] 418 |         let arg_val = match try!(eval(arg)) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:378:38
[INFO] [stdout]     |
[INFO] [stdout] 378 |         BinaryOp::Lt => Ok(Val::Bool(try!(expect_num(lval)) < try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:378:63
[INFO] [stdout]     |
[INFO] [stdout] 378 |         BinaryOp::Lt => Ok(Val::Bool(try!(expect_num(lval)) < try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:379:39
[INFO] [stdout]     |
[INFO] [stdout] 379 |         BinaryOp::Lte => Ok(Val::Bool(try!(expect_num(lval)) <= try!(expect_num(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:379:65
[INFO] [stdout]     |
[INFO] [stdout] 379 |         BinaryOp::Lte => Ok(Val::Bool(try!(expect_num(lval)) <= try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:380:38
[INFO] [stdout]     |
[INFO] [stdout] 380 |         BinaryOp::Gt => Ok(Val::Bool(try!(expect_num(lval)) > try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:380:63
[INFO] [stdout]     |
[INFO] [stdout] 380 |         BinaryOp::Gt => Ok(Val::Bool(try!(expect_num(lval)) > try!(expect_num(rval)))),
[INFO] [stdout]     |                                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:381:39
[INFO] [stdout]     |
[INFO] [stdout] 381 |         BinaryOp::Gte => Ok(Val::Bool(try!(expect_num(lval)) >= try!(expect_num(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:381:65
[INFO] [stdout]     |
[INFO] [stdout] 381 |         BinaryOp::Gte => Ok(Val::Bool(try!(expect_num(lval)) >= try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:382:38
[INFO] [stdout]     |
[INFO] [stdout] 382 |         BinaryOp::Eq => Ok(Val::Bool(try!(expect_num(lval)) == try!(expect_num(rval)))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:382:64
[INFO] [stdout]     |
[INFO] [stdout] 382 |         BinaryOp::Eq => Ok(Val::Bool(try!(expect_num(lval)) == try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:383:39
[INFO] [stdout]     |
[INFO] [stdout] 383 |         BinaryOp::Neq => Ok(Val::Bool(try!(expect_num(lval)) != try!(expect_num(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:383:65
[INFO] [stdout]     |
[INFO] [stdout] 383 |         BinaryOp::Neq => Ok(Val::Bool(try!(expect_num(lval)) != try!(expect_num(rval)))),
[INFO] [stdout]     |                                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:384:39
[INFO] [stdout]     |
[INFO] [stdout] 384 |         BinaryOp::And => Ok(Val::Bool(try!(expect_bool(lval)) && try!(expect_bool(rval)))),
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:384:66
[INFO] [stdout]     |
[INFO] [stdout] 384 |         BinaryOp::And => Ok(Val::Bool(try!(expect_bool(lval)) && try!(expect_bool(rval)))),
[INFO] [stdout]     |                                                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:385:38
[INFO] [stdout]     |
[INFO] [stdout] 385 |         BinaryOp::Or => Ok(Val::Bool(try!(expect_bool(lval)) || try!(expect_bool(rval))))
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:385:65
[INFO] [stdout]     |
[INFO] [stdout] 385 |         BinaryOp::Or => Ok(Val::Bool(try!(expect_bool(lval)) || try!(expect_bool(rval))))
[INFO] [stdout]     |                                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:390:15
[INFO] [stdout]     |
[INFO] [stdout] 390 |     let val = try!(eval(operand));
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:392:40
[INFO] [stdout]     |
[INFO] [stdout] 392 |         UnaryOp::Negate => Ok(Val::Num(try!(expect_num(val)) * -1 )),
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:393:41
[INFO] [stdout]     |
[INFO] [stdout] 393 |         UnaryOp::Inverse => Ok(Val::Num(try!(expect_num(val)) * -1 )),
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:398:8
[INFO] [stdout]     |
[INFO] [stdout] 398 |     if try!(expect_bool(try!(eval(cond)))) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:398:25
[INFO] [stdout]     |
[INFO] [stdout] 398 |     if try!(expect_bool(try!(eval(cond)))) {
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:418:29
[INFO] [stdout]     |
[INFO] [stdout] 418 |         let arg_val = match try!(eval(arg)) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / lazy_static! {
[INFO] [stdout] 46 | |     static ref VAR_ENV: Env = {
[INFO] [stdout] 47 | |         HashMap::new()
[INFO] [stdout] 48 | |     };
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / lazy_static! {
[INFO] [stdout] 46 | |     static ref VAR_ENV: Env = {
[INFO] [stdout] 47 | |         HashMap::new()
[INFO] [stdout] 48 | |     };
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / lazy_static! {
[INFO] [stdout] 46 | |     static ref VAR_ENV: Env = {
[INFO] [stdout] 47 | |         HashMap::new()
[INFO] [stdout] 48 | |     };
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / lazy_static! {
[INFO] [stdout] 46 | |     static ref VAR_ENV: Env = {
[INFO] [stdout] 47 | |         HashMap::new()
[INFO] [stdout] 48 | |     };
[INFO] [stdout] 49 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | / lazy_static! {
[INFO] [stdout] 52 | |     static ref ALIAS_ENV: Env = {
[INFO] [stdout] 53 | |         HashMap::new()
[INFO] [stdout] 54 | |     };
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | / lazy_static! {
[INFO] [stdout] 52 | |     static ref ALIAS_ENV: Env = {
[INFO] [stdout] 53 | |         HashMap::new()
[INFO] [stdout] 54 | |     };
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | / lazy_static! {
[INFO] [stdout] 52 | |     static ref ALIAS_ENV: Env = {
[INFO] [stdout] 53 | |         HashMap::new()
[INFO] [stdout] 54 | |     };
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | / lazy_static! {
[INFO] [stdout] 52 | |     static ref ALIAS_ENV: Env = {
[INFO] [stdout] 53 | |         HashMap::new()
[INFO] [stdout] 54 | |     };
[INFO] [stdout] 55 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&&str` instead of cloning the inner type
[INFO] [stdout]    --> src/main.rs:104:23
[INFO] [stdout]     |
[INFO] [stdout] 104 |         Some(op) => op.clone(),
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/main.rs:124:23
[INFO] [stdout]     |
[INFO] [stdout] 124 |         Some(op) => op.clone(),
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&&str` instead of cloning the inner type
[INFO] [stdout]    --> src/main.rs:282:23
[INFO] [stdout]     |
[INFO] [stdout] 282 |         Some(op) => op.clone(),
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&&str` instead of cloning the inner type
[INFO] [stdout]    --> src/main.rs:104:23
[INFO] [stdout]     |
[INFO] [stdout] 104 |         Some(op) => op.clone(),
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/main.rs:124:23
[INFO] [stdout]     |
[INFO] [stdout] 124 |         Some(op) => op.clone(),
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&&str` instead of cloning the inner type
[INFO] [stdout]    --> src/main.rs:282:23
[INFO] [stdout]     |
[INFO] [stdout] 282 |         Some(op) => op.clone(),
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 67 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 67 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "963016b098242c3feec1b71c83896029f5b32ae3fc6353e47871face292a5e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "963016b098242c3feec1b71c83896029f5b32ae3fc6353e47871face292a5e55", kill_on_drop: false }`
[INFO] [stdout] 963016b098242c3feec1b71c83896029f5b32ae3fc6353e47871face292a5e55
[INFO] checking ethowitz/rush against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethowitz%2Frush" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ethowitz/rush on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ethowitz/rush
[INFO] finished tweaking git repo https://github.com/ethowitz/rush
[INFO] tweaked toml for git repo https://github.com/ethowitz/rush written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ethowitz/rush 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c970565b27ccfb29144e47b0ed2cb7ce38e42d791e1987fc41100c5ecc791f3d
[INFO] running `Command { std: "docker" "start" "-a" "c970565b27ccfb29144e47b0ed2cb7ce38e42d791e1987fc41100c5ecc791f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c970565b27ccfb29144e47b0ed2cb7ce38e42d791e1987fc41100c5ecc791f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c970565b27ccfb29144e47b0ed2cb7ce38e42d791e1987fc41100c5ecc791f3d", kill_on_drop: false }`
[INFO] [stdout] c970565b27ccfb29144e47b0ed2cb7ce38e42d791e1987fc41100c5ecc791f3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 245bcb1b1afc813e6e853f38186cb2cc2cc000014113e76c1ef586f85f41a01a
[INFO] running `Command { std: "docker" "start" "-a" "245bcb1b1afc813e6e853f38186cb2cc2cc000014113e76c1ef586f85f41a01a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking lazy_static v0.2.6
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.1/src/exec.rs:727:13
[INFO] [stdout]     |
[INFO] [stdout] 727 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 728 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 729 | |                 &self.cache,
[INFO] [stdout] 730 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 737 | |                 Quit => return Some(Quit),
[INFO] [stdout] 738 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "245bcb1b1afc813e6e853f38186cb2cc2cc000014113e76c1ef586f85f41a01a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245bcb1b1afc813e6e853f38186cb2cc2cc000014113e76c1ef586f85f41a01a", kill_on_drop: false }`
[INFO] [stdout] 245bcb1b1afc813e6e853f38186cb2cc2cc000014113e76c1ef586f85f41a01a