[INFO] cloning repository https://github.com/Phantato/llvm_tutorial [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Phantato/llvm_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantato%2Fllvm_tutorial", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantato%2Fllvm_tutorial'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 62b57eaa0566adb7f20481c668b1804bca9f1472 [INFO] checking Phantato/llvm_tutorial against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantato%2Fllvm_tutorial" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Phantato/llvm_tutorial [INFO] finished tweaking git repo https://github.com/Phantato/llvm_tutorial [INFO] tweaked toml for git repo https://github.com/Phantato/llvm_tutorial written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Phantato/llvm_tutorial on toolchain a5689b034ad287112f709693384a37f1377eb9cc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Phantato/llvm_tutorial 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 03bc920f75b56f7ae3e932a1b1f82ccfb19bed06f60785c405b9a4db349b72b8 [INFO] running `Command { std: "docker" "start" "03bc920f75b56f7ae3e932a1b1f82ccfb19bed06f60785c405b9a4db349b72b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03bc920f75b56f7ae3e932a1b1f82ccfb19bed06f60785c405b9a4db349b72b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "03bc920f75b56f7ae3e932a1b1f82ccfb19bed06f60785c405b9a4db349b72b8" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03bc920f75b56f7ae3e932a1b1f82ccfb19bed06f60785c405b9a4db349b72b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "03bc920f75b56f7ae3e932a1b1f82ccfb19bed06f60785c405b9a4db349b72b8" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#a24642d2) [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling llvm-sys v130.0.2 [INFO] [stderr] Compiling inkwell_internals v0.5.0 (https://github.com/TheDan64/inkwell?branch=master#a24642d2) [INFO] [stderr] Checking llvm-tutorial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::parser::*` [INFO] [stdout] --> src/code_generator.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::parser::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::lexer::Lexer` [INFO] [stdout] --> src/parser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::lexer::Lexer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::Function` [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use ast::Function; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `util::*` [INFO] [stdout] --> src/main.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use util::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::parser::*` [INFO] [stdout] --> src/code_generator.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::parser::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::lexer::Lexer` [INFO] [stdout] --> src/parser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::lexer::Lexer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::Function` [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use ast::Function; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `util::*` [INFO] [stdout] --> src/main.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use util::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: useless conversion to the same type: `BasicValueEnum<'_>` [INFO] [stdout] --> src/code_generator.rs:295:17 [INFO] [stdout] | [INFO] [stdout] 295 | arg.into(), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 295 - arg.into(), [INFO] [stdout] 295 + arg, [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 295 - arg.into(), [INFO] [stdout] 295 + as Into<_>>::into(arg), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:21:24 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(source: &Vec) -> Lexer { [INFO] [stdout] | ^^^^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(source: &Vec) -> Lexer<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `llvm-tutorial` (bin "llvm-tutorial") due to 1 previous error; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: useless conversion to the same type: `BasicValueEnum<'_>` [INFO] [stdout] --> src/code_generator.rs:295:17 [INFO] [stdout] | [INFO] [stdout] 295 | arg.into(), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this method call relies on the `impl Into for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] help: consider removing the conversion call [INFO] [stdout] | [INFO] [stdout] 295 - arg.into(), [INFO] [stdout] 295 + arg, [INFO] [stdout] | [INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint [INFO] [stdout] | [INFO] [stdout] 295 - arg.into(), [INFO] [stdout] 295 + as Into<_>>::into(arg), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:21:24 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(source: &Vec) -> Lexer { [INFO] [stdout] | ^^^^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(source: &Vec) -> Lexer<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `llvm-tutorial` (bin "llvm-tutorial" test) due to 1 previous error; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "03bc920f75b56f7ae3e932a1b1f82ccfb19bed06f60785c405b9a4db349b72b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03bc920f75b56f7ae3e932a1b1f82ccfb19bed06f60785c405b9a4db349b72b8", kill_on_drop: false }` [INFO] [stdout] 03bc920f75b56f7ae3e932a1b1f82ccfb19bed06f60785c405b9a4db349b72b8