[INFO] cloning repository https://github.com/michaelrauh/suffix-fold [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelrauh/suffix-fold" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrauh%2Fsuffix-fold", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrauh%2Fsuffix-fold'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5fbb33288f69501f315b919aa3d84ca2f4a712a3 [INFO] checking michaelrauh/suffix-fold against master#52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 for pr-127907 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrauh%2Fsuffix-fold" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/michaelrauh/suffix-fold on toolchain 52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/michaelrauh/suffix-fold [INFO] finished tweaking git repo https://github.com/michaelrauh/suffix-fold [INFO] tweaked toml for git repo https://github.com/michaelrauh/suffix-fold written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/michaelrauh/suffix-fold 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" "+52f3c71c8dc4aaed71e3035995fcbdd6d78c98c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking michaelrauh/suffix-fold against try#6223d840318ac1f9c8b6bf3aef24c3ff67683479 for pr-127907 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrauh%2Fsuffix-fold" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/michaelrauh/suffix-fold on toolchain 6223d840318ac1f9c8b6bf3aef24c3ff67683479 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/michaelrauh/suffix-fold [INFO] finished tweaking git repo https://github.com/michaelrauh/suffix-fold [INFO] tweaked toml for git repo https://github.com/michaelrauh/suffix-fold written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/michaelrauh/suffix-fold 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" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2886f6e74fe994255cb7c04edf4d3fa1fb004ee17ab0bc9d4020fd7ecf4be7e9 [INFO] running `Command { std: "docker" "start" "-a" "2886f6e74fe994255cb7c04edf4d3fa1fb004ee17ab0bc9d4020fd7ecf4be7e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2886f6e74fe994255cb7c04edf4d3fa1fb004ee17ab0bc9d4020fd7ecf4be7e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2886f6e74fe994255cb7c04edf4d3fa1fb004ee17ab0bc9d4020fd7ecf4be7e9", kill_on_drop: false }` [INFO] [stdout] 2886f6e74fe994255cb7c04edf4d3fa1fb004ee17ab0bc9d4020fd7ecf4be7e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6223d840318ac1f9c8b6bf3aef24c3ff67683479" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5db9448943db147df9309d6408ac9e809d76f18311a0ba592b2405459f7b8572 [INFO] running `Command { std: "docker" "start" "-a" "5db9448943db147df9309d6408ac9e809d76f18311a0ba592b2405459f7b8572", kill_on_drop: false }` [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking suffix-fold v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `index_array` is never used [INFO] [stdout] --> src/rule.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn index_array(dims: Vec) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `order_by_distance` is never used [INFO] [stdout] --> src/rule.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn order_by_distance(indices: Vec>) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Tree` is never constructed [INFO] [stdout] --> src/tree.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct Tree { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/tree.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Tree { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 14 | fn default() -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | fn new(name: String) -> Tree { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | fn add_phrase(&mut self, phrase: Vec) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn get_depth(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | fn children_names(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | fn step_down(&self, name: String) -> Option<&Self> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn from_corpus(corpus: String) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | pub fn names_at_path(&self, path: Vec) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | pub fn span_map(&self) -> HashMap { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | pub fn depth_map(&self) -> HashMap { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "5db9448943db147df9309d6408ac9e809d76f18311a0ba592b2405459f7b8572", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5db9448943db147df9309d6408ac9e809d76f18311a0ba592b2405459f7b8572", kill_on_drop: false }` [INFO] [stdout] 5db9448943db147df9309d6408ac9e809d76f18311a0ba592b2405459f7b8572