[INFO] cloning repository https://github.com/redain/rust-analyzer-issue-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redain/rust-analyzer-issue-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredain%2Frust-analyzer-issue-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredain%2Frust-analyzer-issue-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7824cba3be6b3eb8cb1c5c36ab40f349d7f0416f
[INFO] checking redain/rust-analyzer-issue-example against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredain%2Frust-analyzer-issue-example" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/redain/rust-analyzer-issue-example on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/redain/rust-analyzer-issue-example
[INFO] finished tweaking git repo https://github.com/redain/rust-analyzer-issue-example
[INFO] tweaked toml for git repo https://github.com/redain/rust-analyzer-issue-example written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/redain/rust-analyzer-issue-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f02dec03acc9f9487fa1464e613da03f17ad1ae4fd3ba487200f922c072bd70
[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" "4f02dec03acc9f9487fa1464e613da03f17ad1ae4fd3ba487200f922c072bd70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f02dec03acc9f9487fa1464e613da03f17ad1ae4fd3ba487200f922c072bd70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f02dec03acc9f9487fa1464e613da03f17ad1ae4fd3ba487200f922c072bd70", kill_on_drop: false }`
[INFO] [stdout] 4f02dec03acc9f9487fa1464e613da03f17ad1ae4fd3ba487200f922c072bd70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1bb6e81ea37eca48dcd345785dfed4bdb61107c00239474d4dbcfb11b1b82cb
[INFO] running `Command { std: "docker" "start" "-a" "b1bb6e81ea37eca48dcd345785dfed4bdb61107c00239474d4dbcfb11b1b82cb", kill_on_drop: false }`
[INFO] [stderr]     Checking example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `ItemToImport`
[INFO] [stdout]  --> src/mod_1/submod_1/item_to_import.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct ItemToImport;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Example`
[INFO] [stdout]  --> src/mod_2/src_1.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Example {}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `test`
[INFO] [stdout]  --> src/mod_2/src_1.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn test() {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ItemToImport`
[INFO] [stdout]  --> src/mod_1/submod_1/item_to_import.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct ItemToImport;
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Example`
[INFO] [stdout]  --> src/mod_2/src_1.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Example {}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `test`
[INFO] [stdout]  --> src/mod_2/src_1.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn test() {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "b1bb6e81ea37eca48dcd345785dfed4bdb61107c00239474d4dbcfb11b1b82cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1bb6e81ea37eca48dcd345785dfed4bdb61107c00239474d4dbcfb11b1b82cb", kill_on_drop: false }`
[INFO] [stdout] b1bb6e81ea37eca48dcd345785dfed4bdb61107c00239474d4dbcfb11b1b82cb