[INFO] cloning repository https://github.com/skyeterran/pathtree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skyeterran/pathtree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyeterran%2Fpathtree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyeterran%2Fpathtree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cba9c5ca497747c55b2ad114b86c32d013b8ba0e [INFO] checking skyeterran/pathtree against master#4b596bbd847672da87763b76171687d3544863c2 for pr-144544 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyeterran%2Fpathtree" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/skyeterran/pathtree [INFO] finished tweaking git repo https://github.com/skyeterran/pathtree [INFO] tweaked toml for git repo https://github.com/skyeterran/pathtree written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/skyeterran/pathtree on toolchain 4b596bbd847672da87763b76171687d3544863c2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/skyeterran/pathtree 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" "+4b596bbd847672da87763b76171687d3544863c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0609ee79378cd77f945ae05b499d23aa9b144ec26fbac8ac0bb260d3f8de8bf8 [INFO] running `Command { std: "docker" "start" "-a" "0609ee79378cd77f945ae05b499d23aa9b144ec26fbac8ac0bb260d3f8de8bf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0609ee79378cd77f945ae05b499d23aa9b144ec26fbac8ac0bb260d3f8de8bf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0609ee79378cd77f945ae05b499d23aa9b144ec26fbac8ac0bb260d3f8de8bf8", kill_on_drop: false }` [INFO] [stdout] 0609ee79378cd77f945ae05b499d23aa9b144ec26fbac8ac0bb260d3f8de8bf8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70aefdc3270233376762ad19db78eba38ee35b84a3b3e124099147f07b78e47a [INFO] running `Command { std: "docker" "start" "-a" "70aefdc3270233376762ad19db78eba38ee35b84a3b3e124099147f07b78e47a", kill_on_drop: false }` [INFO] [stderr] Checking pathtree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/main.rs:25:29 [INFO] [stdout] | [INFO] [stdout] 25 | Node::Value(v) => None, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/main.rs:36:23 [INFO] [stdout] | [INFO] [stdout] 36 | fn add(&mut self, path: &str) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut root: Node = Node::Tree( [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add` is never used [INFO] [stdout] --> src/main.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl Node { [INFO] [stdout] | -------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 36 | fn add(&mut self, path: &str) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/main.rs:25:29 [INFO] [stdout] | [INFO] [stdout] 25 | Node::Value(v) => None, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/main.rs:36:23 [INFO] [stdout] | [INFO] [stdout] 36 | fn add(&mut self, path: &str) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut root: Node = Node::Tree( [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add` is never used [INFO] [stdout] --> src/main.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl Node { [INFO] [stdout] | -------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 36 | fn add(&mut self, path: &str) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "70aefdc3270233376762ad19db78eba38ee35b84a3b3e124099147f07b78e47a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70aefdc3270233376762ad19db78eba38ee35b84a3b3e124099147f07b78e47a", kill_on_drop: false }` [INFO] [stdout] 70aefdc3270233376762ad19db78eba38ee35b84a3b3e124099147f07b78e47a