[INFO] cloning repository https://github.com/lord/learnllvm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lord/learnllvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flord%2Flearnllvm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flord%2Flearnllvm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4fc6a517b229c7ffc4f2a74e14df8185a9e2d2ea [INFO] checking lord/learnllvm against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flord%2Flearnllvm" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lord/learnllvm on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lord/learnllvm [INFO] finished tweaking git repo https://github.com/lord/learnllvm [INFO] tweaked toml for git repo https://github.com/lord/learnllvm written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lord/learnllvm 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cbox v0.3.0 [INFO] [stderr] Downloaded llvm-alt v0.5.0 [INFO] [stderr] Downloaded bitflags v0.5.0 [INFO] [stderr] Downloaded gcc v0.3.38 [INFO] [stderr] Downloaded llvm-sys v0.4.0 [INFO] [stderr] Downloaded libc v0.2.17 [INFO] [stderr] Downloaded nom v2.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 27ca1b208e97a886d06eea870c4c1f660a7b9e7c28b2c320f0644e53dfbe9d33 [INFO] running `Command { std: "docker" "start" "-a" "27ca1b208e97a886d06eea870c4c1f660a7b9e7c28b2c320f0644e53dfbe9d33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27ca1b208e97a886d06eea870c4c1f660a7b9e7c28b2c320f0644e53dfbe9d33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27ca1b208e97a886d06eea870c4c1f660a7b9e7c28b2c320f0644e53dfbe9d33", kill_on_drop: false }` [INFO] [stdout] 27ca1b208e97a886d06eea870c4c1f660a7b9e7c28b2c320f0644e53dfbe9d33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d9a2c4cba2fa0d19f50d556d99439d13cd8ff5677a69b896ef9b28c878ee23f [INFO] running `Command { std: "docker" "start" "-a" "3d9a2c4cba2fa0d19f50d556d99439d13cd8ff5677a69b896ef9b28c878ee23f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling gcc v0.3.38 [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Compiling llvm-alt v0.5.0 [INFO] [stderr] Checking bitflags v0.5.0 [INFO] [stderr] Checking nom v2.0.0 [INFO] [stderr] Checking cbox v0.3.0 [INFO] [stderr] Compiling llvm-sys v0.4.0 [INFO] [stderr] Checking kscope v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Value` [INFO] [stdout] --> src/main.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | use llvm::{Context, Builder, Module, Value}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let (lhs, rest) = try!(primary_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:97:29 [INFO] [stdout] | [INFO] [stdout] 97 | let (mut rhs, mut rest) = try!(primary_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:101:33 [INFO] [stdout] | [INFO] [stdout] 101 | let (new_rhs, new_rest) = try!(parse_binop_rhs(get_token_precedence(op) + 1, rhs, rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:136:35 [INFO] [stdout] | [INFO] [stdout] 136 | let (expr, rest_from_parse) = try!(parse_single_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:145:22 [INFO] [stdout] | [INFO] [stdout] 145 | let (expr, rest) = try!(parse_single_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:187:23 [INFO] [stdout] | [INFO] [stdout] 187 | let (proto, rest) = try!(prototype_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:188:22 [INFO] [stdout] | [INFO] [stdout] 188 | let (expr, rest) = try!(parse_single_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BasicBlock` [INFO] [stdout] --> src/codegen.rs:2:84 [INFO] [stdout] | [INFO] [stdout] 2 | use llvm::{Context, Value, Compile, Builder, Module, Type, FunctionType, Function, BasicBlock}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let ret_val = try!(codegen(ctx, builder, module, vals, func_ast.body)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:62:22 [INFO] [stdout] | [INFO] [stdout] 62 | let lhs_code = try!(codegen(ctx, builder, module, vals, *lhs)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:63:22 [INFO] [stdout] | [INFO] [stdout] 63 | let rhs_code = try!(codegen(ctx, builder, module, vals, *rhs)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/codegen.rs:78:10 [INFO] [stdout] | [INFO] [stdout] 78 | if (func.get_signature().num_params() != arg_names.len()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 78 - if (func.get_signature().num_params() != arg_names.len()) { [INFO] [stdout] 78 + if func.get_signature().num_params() != arg_names.len() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:84:23 [INFO] [stdout] | [INFO] [stdout] 84 | arg_vals.push(try!(codegen(ctx, builder, module, vals, arg))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `llvm_sys::core::LLVMDumpValue` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use llvm_sys::core::LLVMDumpValue; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `llvm_sys::prelude::LLVMValueRef` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use llvm_sys::prelude::LLVMValueRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Value` [INFO] [stdout] --> src/main.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | use llvm::{Context, Builder, Module, Value}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let (lhs, rest) = try!(primary_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:97:29 [INFO] [stdout] | [INFO] [stdout] 97 | let (mut rhs, mut rest) = try!(primary_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:101:33 [INFO] [stdout] | [INFO] [stdout] 101 | let (new_rhs, new_rest) = try!(parse_binop_rhs(get_token_precedence(op) + 1, rhs, rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:136:35 [INFO] [stdout] | [INFO] [stdout] 136 | let (expr, rest_from_parse) = try!(parse_single_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:145:22 [INFO] [stdout] | [INFO] [stdout] 145 | let (expr, rest) = try!(parse_single_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:187:23 [INFO] [stdout] | [INFO] [stdout] 187 | let (proto, rest) = try!(prototype_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:188:22 [INFO] [stdout] | [INFO] [stdout] 188 | let (expr, rest) = try!(parse_single_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BasicBlock` [INFO] [stdout] --> src/codegen.rs:2:84 [INFO] [stdout] | [INFO] [stdout] 2 | use llvm::{Context, Value, Compile, Builder, Module, Type, FunctionType, Function, BasicBlock}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let ret_val = try!(codegen(ctx, builder, module, vals, func_ast.body)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:62:22 [INFO] [stdout] | [INFO] [stdout] 62 | let lhs_code = try!(codegen(ctx, builder, module, vals, *lhs)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:63:22 [INFO] [stdout] | [INFO] [stdout] 63 | let rhs_code = try!(codegen(ctx, builder, module, vals, *rhs)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/codegen.rs:78:10 [INFO] [stdout] | [INFO] [stdout] 78 | if (func.get_signature().num_params() != arg_names.len()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 78 - if (func.get_signature().num_params() != arg_names.len()) { [INFO] [stdout] 78 + if func.get_signature().num_params() != arg_names.len() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:84:23 [INFO] [stdout] | [INFO] [stdout] 84 | arg_vals.push(try!(codegen(ctx, builder, module, vals, arg))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `llvm_sys::core::LLVMDumpValue` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use llvm_sys::core::LLVMDumpValue; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `llvm_sys::prelude::LLVMValueRef` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use llvm_sys::prelude::LLVMValueRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `builder` [INFO] [stdout] --> src/codegen.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | builder: &'a Builder, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vals` [INFO] [stdout] --> src/codegen.rs:17:3 [INFO] [stdout] | [INFO] [stdout] 17 | vals: &mut HashMap, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vals` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:7 [INFO] [stdout] | [INFO] [stdout] 24 | let mut module = Module::new("mod_name", &ctx); [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: field `0` is never read [INFO] [stdout] --> src/parser.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct ParseError(String); [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/codegen.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct CompilerError(String); [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `CompilerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `builder` [INFO] [stdout] --> src/codegen.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | builder: &'a Builder, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vals` [INFO] [stdout] --> src/codegen.rs:17:3 [INFO] [stdout] | [INFO] [stdout] 17 | vals: &mut HashMap, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vals` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:7 [INFO] [stdout] | [INFO] [stdout] 24 | let mut module = Module::new("mod_name", &ctx); [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: field `0` is never read [INFO] [stdout] --> src/parser.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct ParseError(String); [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/codegen.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct CompilerError(String); [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `CompilerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.13s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.5.0, nom v2.0.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "3d9a2c4cba2fa0d19f50d556d99439d13cd8ff5677a69b896ef9b28c878ee23f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d9a2c4cba2fa0d19f50d556d99439d13cd8ff5677a69b896ef9b28c878ee23f", kill_on_drop: false }` [INFO] [stdout] 3d9a2c4cba2fa0d19f50d556d99439d13cd8ff5677a69b896ef9b28c878ee23f [INFO] checking lord/learnllvm against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flord%2Flearnllvm" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lord/learnllvm on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lord/learnllvm [INFO] finished tweaking git repo https://github.com/lord/learnllvm [INFO] tweaked toml for git repo https://github.com/lord/learnllvm written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/lord/learnllvm 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9254d139bbda68faa8972a087dd6890559df869ca1b6cdb7c792b28db3e03bb [INFO] running `Command { std: "docker" "start" "-a" "f9254d139bbda68faa8972a087dd6890559df869ca1b6cdb7c792b28db3e03bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9254d139bbda68faa8972a087dd6890559df869ca1b6cdb7c792b28db3e03bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9254d139bbda68faa8972a087dd6890559df869ca1b6cdb7c792b28db3e03bb", kill_on_drop: false }` [INFO] [stdout] f9254d139bbda68faa8972a087dd6890559df869ca1b6cdb7c792b28db3e03bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e21908005ff043f8487c527e9c7dd4f50881f2da816421a4363f344f10e867fb [INFO] running `Command { std: "docker" "start" "-a" "e21908005ff043f8487c527e9c7dd4f50881f2da816421a4363f344f10e867fb", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling gcc v0.3.38 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Checking bitflags v0.5.0 [INFO] [stderr] Compiling llvm-alt v0.5.0 [INFO] [stderr] Checking nom v2.0.0 [INFO] [stderr] Checking cbox v0.3.0 [INFO] [stderr] Compiling llvm-sys v0.4.0 [INFO] [stderr] Checking kscope v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Value` [INFO] [stdout] --> src/main.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | use llvm::{Context, Builder, Module, Value}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Value` [INFO] [stdout] --> src/main.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | use llvm::{Context, Builder, Module, Value}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let (lhs, rest) = try!(primary_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:97:29 [INFO] [stdout] | [INFO] [stdout] 97 | let (mut rhs, mut rest) = try!(primary_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:101:33 [INFO] [stdout] | [INFO] [stdout] 101 | let (new_rhs, new_rest) = try!(parse_binop_rhs(get_token_precedence(op) + 1, rhs, rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:136:35 [INFO] [stdout] | [INFO] [stdout] 136 | let (expr, rest_from_parse) = try!(parse_single_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:145:22 [INFO] [stdout] | [INFO] [stdout] 145 | let (expr, rest) = try!(parse_single_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:187:23 [INFO] [stdout] | [INFO] [stdout] 187 | let (proto, rest) = try!(prototype_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:188:22 [INFO] [stdout] | [INFO] [stdout] 188 | let (expr, rest) = try!(parse_single_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BasicBlock` [INFO] [stdout] --> src/codegen.rs:2:84 [INFO] [stdout] | [INFO] [stdout] 2 | use llvm::{Context, Value, Compile, Builder, Module, Type, FunctionType, Function, BasicBlock}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let ret_val = try!(codegen(ctx, builder, module, vals, func_ast.body)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:62:22 [INFO] [stdout] | [INFO] [stdout] 62 | let lhs_code = try!(codegen(ctx, builder, module, vals, *lhs)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:63:22 [INFO] [stdout] | [INFO] [stdout] 63 | let rhs_code = try!(codegen(ctx, builder, module, vals, *rhs)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/codegen.rs:78:10 [INFO] [stdout] | [INFO] [stdout] 78 | if (func.get_signature().num_params() != arg_names.len()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 78 - if (func.get_signature().num_params() != arg_names.len()) { [INFO] [stdout] 78 + if func.get_signature().num_params() != arg_names.len() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:84:23 [INFO] [stdout] | [INFO] [stdout] 84 | arg_vals.push(try!(codegen(ctx, builder, module, vals, arg))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `llvm_sys::core::LLVMDumpValue` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use llvm_sys::core::LLVMDumpValue; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `llvm_sys::prelude::LLVMValueRef` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use llvm_sys::prelude::LLVMValueRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let (lhs, rest) = try!(primary_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:97:29 [INFO] [stdout] | [INFO] [stdout] 97 | let (mut rhs, mut rest) = try!(primary_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:101:33 [INFO] [stdout] | [INFO] [stdout] 101 | let (new_rhs, new_rest) = try!(parse_binop_rhs(get_token_precedence(op) + 1, rhs, rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:136:35 [INFO] [stdout] | [INFO] [stdout] 136 | let (expr, rest_from_parse) = try!(parse_single_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:145:22 [INFO] [stdout] | [INFO] [stdout] 145 | let (expr, rest) = try!(parse_single_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:187:23 [INFO] [stdout] | [INFO] [stdout] 187 | let (proto, rest) = try!(prototype_expr(rem)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/parser.rs:188:22 [INFO] [stdout] | [INFO] [stdout] 188 | let (expr, rest) = try!(parse_single_expr(rest)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BasicBlock` [INFO] [stdout] --> src/codegen.rs:2:84 [INFO] [stdout] | [INFO] [stdout] 2 | use llvm::{Context, Value, Compile, Builder, Module, Type, FunctionType, Function, BasicBlock}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:45:17 [INFO] [stdout] | [INFO] [stdout] 45 | let ret_val = try!(codegen(ctx, builder, module, vals, func_ast.body)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:62:22 [INFO] [stdout] | [INFO] [stdout] 62 | let lhs_code = try!(codegen(ctx, builder, module, vals, *lhs)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:63:22 [INFO] [stdout] | [INFO] [stdout] 63 | let rhs_code = try!(codegen(ctx, builder, module, vals, *rhs)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/codegen.rs:78:10 [INFO] [stdout] | [INFO] [stdout] 78 | if (func.get_signature().num_params() != arg_names.len()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 78 - if (func.get_signature().num_params() != arg_names.len()) { [INFO] [stdout] 78 + if func.get_signature().num_params() != arg_names.len() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/codegen.rs:84:23 [INFO] [stdout] | [INFO] [stdout] 84 | arg_vals.push(try!(codegen(ctx, builder, module, vals, arg))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `llvm_sys::core::LLVMDumpValue` [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use llvm_sys::core::LLVMDumpValue; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `llvm_sys::prelude::LLVMValueRef` [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use llvm_sys::prelude::LLVMValueRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `builder` [INFO] [stdout] --> src/codegen.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | builder: &'a Builder, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vals` [INFO] [stdout] --> src/codegen.rs:17:3 [INFO] [stdout] | [INFO] [stdout] 17 | vals: &mut HashMap, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vals` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:7 [INFO] [stdout] | [INFO] [stdout] 24 | let mut module = Module::new("mod_name", &ctx); [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: field `0` is never read [INFO] [stdout] --> src/parser.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct ParseError(String); [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/codegen.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct CompilerError(String); [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `CompilerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `builder` [INFO] [stdout] --> src/codegen.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | builder: &'a Builder, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vals` [INFO] [stdout] --> src/codegen.rs:17:3 [INFO] [stdout] | [INFO] [stdout] 17 | vals: &mut HashMap, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vals` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:7 [INFO] [stdout] | [INFO] [stdout] 24 | let mut module = Module::new("mod_name", &ctx); [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: field `0` is never read [INFO] [stdout] --> src/parser.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct ParseError(String); [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/codegen.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct CompilerError(String); [INFO] [stdout] | ------------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `CompilerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.17s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.5.0, nom v2.0.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "e21908005ff043f8487c527e9c7dd4f50881f2da816421a4363f344f10e867fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e21908005ff043f8487c527e9c7dd4f50881f2da816421a4363f344f10e867fb", kill_on_drop: false }` [INFO] [stdout] e21908005ff043f8487c527e9c7dd4f50881f2da816421a4363f344f10e867fb