[INFO] cloning repository https://github.com/RobJenks/compiler-impl [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RobJenks/compiler-impl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fcompiler-impl", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fcompiler-impl'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e235e32a0a719f4762676a803b4cfdb314d1bb1f [INFO] checking RobJenks/compiler-impl against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobJenks%2Fcompiler-impl" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/RobJenks/compiler-impl [INFO] finished tweaking git repo https://github.com/RobJenks/compiler-impl [INFO] tweaked toml for git repo https://github.com/RobJenks/compiler-impl written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/RobJenks/compiler-impl 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/RobJenks/compiler-impl 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wincolor v1.0.2 [INFO] [stderr] Downloaded thread_local v1.0.0 [INFO] [stderr] Downloaded termcolor v1.0.5 [INFO] [stderr] Downloaded aho-corasick v0.7.6 [INFO] [stderr] Downloaded regex v1.3.3 [INFO] [stderr] Downloaded regex-syntax v0.6.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c2db6feca162bdfd8f4da37e73b14a1341a54f18814f966c1432d10e923cb725 [INFO] running `Command { std: "docker" "start" "-a" "c2db6feca162bdfd8f4da37e73b14a1341a54f18814f966c1432d10e923cb725", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2db6feca162bdfd8f4da37e73b14a1341a54f18814f966c1432d10e923cb725", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2db6feca162bdfd8f4da37e73b14a1341a54f18814f966c1432d10e923cb725", kill_on_drop: false }` [INFO] [stdout] c2db6feca162bdfd8f4da37e73b14a1341a54f18814f966c1432d10e923cb725 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d32e7257d3f3fa8121dd898b6bc068b5d277b021cbeb203c43658c78982b3301 [INFO] running `Command { std: "docker" "start" "-a" "d32e7257d3f3fa8121dd898b6bc068b5d277b021cbeb203c43658c78982b3301", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking thread_local v1.0.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.3.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/src/common) [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/common/src/nodes/parsing.rs:45:30 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn next(&'a self) -> &Option> { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^^--^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is named here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 45 | pub fn next(&'a self) -> &'a Option> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking lexer v0.1.0 (/opt/rustwide/workdir/src/lexer) [INFO] [stderr] Checking parser v0.1.0 (/opt/rustwide/workdir/src/parser) [INFO] [stdout] warning: trait `LexerRule` is never used [INFO] [stdout] --> src/lexer/src/rules/mod.rs:26:7 [INFO] [stdout] | [INFO] [stdout] 26 | trait LexerRule { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer/src/rules/mod.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | fn evaluate(&self, stream: InputStream) -> Option; [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden 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] 27 | fn evaluate(&self, stream: InputStream) -> Option>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking compiler-impl v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.45s [INFO] running `Command { std: "docker" "inspect" "d32e7257d3f3fa8121dd898b6bc068b5d277b021cbeb203c43658c78982b3301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d32e7257d3f3fa8121dd898b6bc068b5d277b021cbeb203c43658c78982b3301", kill_on_drop: false }` [INFO] [stdout] d32e7257d3f3fa8121dd898b6bc068b5d277b021cbeb203c43658c78982b3301