[INFO] cloning repository https://github.com/snirk-lang/protosnirk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snirk-lang/protosnirk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnirk-lang%2Fprotosnirk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnirk-lang%2Fprotosnirk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24aadb65f118c6a94c96fb8214dfbf1f95f48a13
[INFO] checking snirk-lang/protosnirk against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnirk-lang%2Fprotosnirk" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/snirk-lang/protosnirk on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/snirk-lang/protosnirk
[INFO] finished tweaking git repo https://github.com/snirk-lang/protosnirk
[INFO] tweaked toml for git repo https://github.com/snirk-lang/protosnirk written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/snirk-lang/protosnirk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v70.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e395a610d326f41623bdea58b2b100dd0fa2959c1616ce50825327683de0b491
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e395a610d326f41623bdea58b2b100dd0fa2959c1616ce50825327683de0b491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e395a610d326f41623bdea58b2b100dd0fa2959c1616ce50825327683de0b491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e395a610d326f41623bdea58b2b100dd0fa2959c1616ce50825327683de0b491", kill_on_drop: false }`
[INFO] [stdout] e395a610d326f41623bdea58b2b100dd0fa2959c1616ce50825327683de0b491
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04023d98fc6fbf2034f915dbc5bf4444ba159f9bb265f87f217a34c242925165
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "04023d98fc6fbf2034f915dbc5bf4444ba159f9bb265f87f217a34c242925165", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling ucd-util v0.1.2
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling derive_integration_tests v0.1.0 (/opt/rustwide/workdir/derive_integration_tests)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> derive_integration_tests/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DeriveInput`
[INFO] [stdout]   --> derive_integration_tests/src/lib.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | use syn::{DeriveInput, Ident};
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]   --> derive_integration_tests/src/lib.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::fs::{self, File};
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `prelude::*`, `self`
[INFO] [stdout]   --> derive_integration_tests/src/lib.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::io::{self, prelude::*};
[INFO] [stdout]    |               ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> derive_integration_tests/src/lib.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn is_rust_kw(text: &AsRef<str>) -> bool {
[INFO] [stdout]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> derive_integration_tests/src/lib.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn make_ident(path: &AsRef<Path>) -> Ident {
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> derive_integration_tests/src/lib.rs:100:33
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn create_integration_tests(input: TokenStream) -> TokenStream {
[INFO] [stdout]     |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> derive_integration_tests/src/lib.rs:42:30
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn create_tests(path: &Path, mut path_name: Ident) -> quote::__rt::TokenStream {
[INFO] [stdout]    |                              ----^^^^^^^^^
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling llvm-sys v70.0.2
[INFO] [stderr]     Checking protosnirk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let token = try!(self.consume_type(expected_type));
[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/parser.rs:228:24
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let mut left = try!(match token_type {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:256:20
[INFO] [stdout]     |
[INFO] [stdout] 256 |             left = try!(match token_type {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:334:29
[INFO] [stdout]     |
[INFO] [stdout] 334 |             let next_stmt = try!(self.statement());
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:427:24
[INFO] [stdout]     |
[INFO] [stdout] 427 |             let item = try!(self.item());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/parens.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let inner_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/parens.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let inner = try!(inner_expr.expect_value());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/parens.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(parser.consume_type(TokenType::RightParen));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assignment.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let ident = try!(left.expect_identifier());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assignment.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let right_expr = try!(parser.expression(Precedence::Assign));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assignment.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let right = try!(right_expr.expect_value());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assign_op.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let lvalue = try!(left.expect_identifier());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assign_op.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let right_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assign_op.rs:25:27
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let right_value = try!(right_expr.expect_value());
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assign_op.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let operator = try!(parser.binary_operator(token.get_type()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let condition = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         try!(parser.consume_type(TokenType::InlineArrow));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let true_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         try!(parser.consume_type(TokenType::Else));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let else_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let lvalue = try!(left.expect_identifier());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 let arg = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:41:41
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         let arg_value = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |                     try!(parser.consume_type_indented(TokenType::RightParen,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 try!(parser.consume_type_indented(TokenType::Comma,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:33:33
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let right: Expression = try!(parser.expression(precedence));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let bin_operator = try!(parser.binary_operator(token.get_type()));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let right_expr = try!(parser.expression(precedence));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let right_value = try!(right_expr.expect_value());
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:53:24
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let operator = try!(parser.unary_operator(token.get_type()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/do_block.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let block = try!(parser.block());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/do_block.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             let stmt = try!(parser.statement());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/return_stmt.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let inner_expr = try!(parser.expression(Precedence::Return));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/return_stmt.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let inner = try!(inner_expr.expect_value());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let condition = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let true_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             try!(parser.consume_type(TokenType::Else));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |             let else_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         try!(parser.consume_type(TokenType::BeginBlock));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let true_block = try!(parser.block());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:67:34
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let else_block = try!(parser.block());
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:75:41
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let else_if_condition = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 try!(parser.consume_type(TokenType::BeginBlock));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:82:37
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 let else_if_block = try!(parser.block());
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let name = try!(parser.lvalue());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Some(try!(parser.type_expr()))
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         try!(parser.consume_type(TokenType::Equals));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let value_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let value = try!(value_expr.expect_value());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:26:20
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let name = try!(parser.lvalue());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(parser.consume_type(TokenType::LeftParen));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let name = try!(parser.lvalue());
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(parser.consume_type(TokenType::Colon));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:50:29
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let type_ = try!(parser.type_expr());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 try!(parser.consume_type_indented(TokenType::Comma,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |             (try!(parser.type_expr()), true)
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(parser.consume_type(TokenType::BeginBlock));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let block = try!(parser.block());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/typedef.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let name = try!(parser.lvalue());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/typedef.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(parser.consume_type(TokenType::Equals));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/typedef.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let type_ = try!(parser.type_expr());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/llvm/target.rs:177:23
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let machine = try!(TargetMachine::native(opt_level, reloc_mode, code_model));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/llvm/target.rs:229:29
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let native_target = try!(Target::native());
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Path` is imported redundantly
[INFO] [stdout]    --> src/identify/types/type_graph.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 11  | use std::path::Path;
[INFO] [stdout]     |     --------------- the item `Path` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 144 |                 use std::path::{Path};
[INFO] [stdout]     |                                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `LiteralValue` is imported redundantly
[INFO] [stdout]    --> src/compile/module_compiler.rs:365:13
[INFO] [stdout]     |
[INFO] [stdout] 3   | use ast::{*, visit::*};
[INFO] [stdout]     |           - the item `LiteralValue` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 365 |         use ast::LiteralValue;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pipeline/mod.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut file = try!(File::open(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pipeline/mod.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         try!(file.read_to_string(buffer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pipeline/mod.rs:57:20
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let unit = try!(parser.parse_unit());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let token = try!(self.consume_type(expected_type));
[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/parser.rs:228:24
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let mut left = try!(match token_type {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:256:20
[INFO] [stdout]     |
[INFO] [stdout] 256 |             left = try!(match token_type {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:334:29
[INFO] [stdout]     |
[INFO] [stdout] 334 |             let next_stmt = try!(self.statement());
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse/parser.rs:427:24
[INFO] [stdout]     |
[INFO] [stdout] 427 |             let item = try!(self.item());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/parens.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let inner_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/parens.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let inner = try!(inner_expr.expect_value());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/parens.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(parser.consume_type(TokenType::RightParen));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assignment.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let ident = try!(left.expect_identifier());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assignment.rs:23:26
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let right_expr = try!(parser.expression(Precedence::Assign));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assignment.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let right = try!(right_expr.expect_value());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assign_op.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let lvalue = try!(left.expect_identifier());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assign_op.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let right_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assign_op.rs:25:27
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let right_value = try!(right_expr.expect_value());
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/assign_op.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let operator = try!(parser.binary_operator(token.get_type()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let condition = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         try!(parser.consume_type(TokenType::InlineArrow));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let true_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         try!(parser.consume_type(TokenType::Else));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/if_expr.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let else_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let lvalue = try!(left.expect_identifier());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 let arg = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:41:41
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         let arg_value = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |                     try!(parser.consume_type_indented(TokenType::RightParen,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/fn_call.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 try!(parser.consume_type_indented(TokenType::Comma,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:33:33
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let right: Expression = try!(parser.expression(precedence));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let bin_operator = try!(parser.binary_operator(token.get_type()));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let right_expr = try!(parser.expression(precedence));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let right_value = try!(right_expr.expect_value());
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/expression/mod.rs:53:24
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let operator = try!(parser.unary_operator(token.get_type()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/do_block.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let block = try!(parser.block());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/do_block.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             let stmt = try!(parser.statement());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/return_stmt.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let inner_expr = try!(parser.expression(Precedence::Return));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/return_stmt.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let inner = try!(inner_expr.expect_value());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let condition = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let true_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             try!(parser.consume_type(TokenType::Else));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |             let else_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         try!(parser.consume_type(TokenType::BeginBlock));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let true_block = try!(parser.block());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:67:34
[INFO] [stdout]    |
[INFO] [stdout] 67 |                 let else_block = try!(parser.block());
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:75:41
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let else_if_condition = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 try!(parser.consume_type(TokenType::BeginBlock));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/if_block.rs:82:37
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 let else_if_block = try!(parser.block());
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let name = try!(parser.lvalue());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Some(try!(parser.type_expr()))
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         try!(parser.consume_type(TokenType::Equals));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let value_expr = try!(parser.expression(Precedence::Min));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/statement/declaration.rs:44:21
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let value = try!(value_expr.expect_value());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:26:20
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let name = try!(parser.lvalue());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(parser.consume_type(TokenType::LeftParen));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let name = try!(parser.lvalue());
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(parser.consume_type(TokenType::Colon));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:50:29
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let type_ = try!(parser.type_expr());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 try!(parser.consume_type_indented(TokenType::Comma,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:66:14
[INFO] [stdout]    |
[INFO] [stdout] 66 |             (try!(parser.type_expr()), true)
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(parser.consume_type(TokenType::BeginBlock));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/function.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let block = try!(parser.block());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/typedef.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let name = try!(parser.lvalue());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/typedef.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(parser.consume_type(TokenType::Equals));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse/parsers/item/typedef.rs:26:21
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let type_ = try!(parser.type_expr());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/llvm/target.rs:177:23
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let machine = try!(TargetMachine::native(opt_level, reloc_mode, code_model));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/llvm/target.rs:229:29
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let native_target = try!(Target::native());
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Path` is imported redundantly
[INFO] [stdout]    --> src/identify/types/type_graph.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 11  | use std::path::Path;
[INFO] [stdout]     |     --------------- the item `Path` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 144 |                 use std::path::{Path};
[INFO] [stdout]     |                                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `LiteralValue` is imported redundantly
[INFO] [stdout]    --> src/compile/module_compiler.rs:365:13
[INFO] [stdout]     |
[INFO] [stdout] 3   | use ast::{*, visit::*};
[INFO] [stdout]     |           - the item `LiteralValue` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 365 |         use ast::LiteralValue;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pipeline/mod.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut file = try!(File::open(path));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pipeline/mod.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         try!(file.read_to_string(buffer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/pipeline/mod.rs:57:20
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let unit = try!(parser.parse_unit());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/identify/types/type_graph.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let mut path = Path::new(&file_path)
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/identify/types/type_graph.rs:145:21
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let mut path = Path::new(&file_path)
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 69 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 69 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/integration.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn new(file_name: &AsRef<Path>, content: String) -> Test {
[INFO] [stdout]    |                            ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<Path>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration.rs:223:10
[INFO] [stdout]     |
[INFO] [stdout] 223 | #[derive(IntegrationTests)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/integration.rs:223:10
[INFO] [stdout]     |
[INFO] [stdout] 223 | #[derive(IntegrationTests)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.58s
[INFO] running `Command { std: "docker" "inspect" "04023d98fc6fbf2034f915dbc5bf4444ba159f9bb265f87f217a34c242925165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04023d98fc6fbf2034f915dbc5bf4444ba159f9bb265f87f217a34c242925165", kill_on_drop: false }`
[INFO] [stdout] 04023d98fc6fbf2034f915dbc5bf4444ba159f9bb265f87f217a34c242925165