[INFO] cloning repository https://github.com/cwfitzgerald/intellij-rust-bug-0
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cwfitzgerald/intellij-rust-bug-0" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwfitzgerald%2Fintellij-rust-bug-0", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwfitzgerald%2Fintellij-rust-bug-0'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36d562cd3dd59e57926d0419177fcbf87b6a873d
[INFO] checking cwfitzgerald/intellij-rust-bug-0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwfitzgerald%2Fintellij-rust-bug-0" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cwfitzgerald/intellij-rust-bug-0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cwfitzgerald/intellij-rust-bug-0
[INFO] finished tweaking git repo https://github.com/cwfitzgerald/intellij-rust-bug-0
[INFO] tweaked toml for git repo https://github.com/cwfitzgerald/intellij-rust-bug-0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cwfitzgerald/intellij-rust-bug-0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aecc19a61c287eadd560f204fc532e12ba17fda554278552960c8d4f452e3e39
[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" "aecc19a61c287eadd560f204fc532e12ba17fda554278552960c8d4f452e3e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aecc19a61c287eadd560f204fc532e12ba17fda554278552960c8d4f452e3e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aecc19a61c287eadd560f204fc532e12ba17fda554278552960c8d4f452e3e39", kill_on_drop: false }`
[INFO] [stdout] aecc19a61c287eadd560f204fc532e12ba17fda554278552960c8d4f452e3e39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecef958937d7f845a44371af5de3975ad39f2997bbbe2345c3c5240ff9a0158d
[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" "ecef958937d7f845a44371af5de3975ad39f2997bbbe2345c3c5240ff9a0158d", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking intellij-rust-bug-0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/works.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let x: SmallVec<[usize; 8]> = SmallVec::new(); // Autocomplete/go to definition works as expected.
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `works`
[INFO] [stdout]  --> src/works.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn works() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `works2`
[INFO] [stdout]  --> src/works.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn works2() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> src/works.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let x: SmallVec<[usize; 8]> = SmallVec::new(); // Autocomplete/go to definition works as expected.
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `works`
[INFO] [stdout]  --> src/works.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn works() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `works2`
[INFO] [stdout]  --> src/works.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn works2() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "ecef958937d7f845a44371af5de3975ad39f2997bbbe2345c3c5240ff9a0158d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecef958937d7f845a44371af5de3975ad39f2997bbbe2345c3c5240ff9a0158d", kill_on_drop: false }`
[INFO] [stdout] ecef958937d7f845a44371af5de3975ad39f2997bbbe2345c3c5240ff9a0158d