[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 master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantato%2Fllvm_tutorial" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/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-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Phantato/llvm_tutorial on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/TheDan64/inkwell`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v130.0.2
[INFO] [stderr]   Downloaded libc v0.2.116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 259027bbfb2e38d889e9ea2b753fcb5fe457267644a3fb3dd3b1f5a7f08884e6
[INFO] running `Command { std: "docker" "start" "-a" "259027bbfb2e38d889e9ea2b753fcb5fe457267644a3fb3dd3b1f5a7f08884e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "259027bbfb2e38d889e9ea2b753fcb5fe457267644a3fb3dd3b1f5a7f08884e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259027bbfb2e38d889e9ea2b753fcb5fe457267644a3fb3dd3b1f5a7f08884e6", kill_on_drop: false }`
[INFO] [stdout] 259027bbfb2e38d889e9ea2b753fcb5fe457267644a3fb3dd3b1f5a7f08884e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8a989f333f94f31ccca1df85f1d70248f9a8276be7d992bb6164d4385caf5bf
[INFO] running `Command { std: "docker" "start" "-a" "f8a989f333f94f31ccca1df85f1d70248f9a8276be7d992bb6164d4385caf5bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#a24642d2)
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[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] 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<u8>) -> 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<u8>) -> Lexer<'_> {
[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<u8>) -> 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<u8>) -> Lexer<'_> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.62s
[INFO] running `Command { std: "docker" "inspect" "f8a989f333f94f31ccca1df85f1d70248f9a8276be7d992bb6164d4385caf5bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a989f333f94f31ccca1df85f1d70248f9a8276be7d992bb6164d4385caf5bf", kill_on_drop: false }`
[INFO] [stdout] f8a989f333f94f31ccca1df85f1d70248f9a8276be7d992bb6164d4385caf5bf
