[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] testing michaelrauh/suffix-fold against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrauh%2Fsuffix-fold" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[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-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/michaelrauh/suffix-fold on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 569c9c2484efd651a8c8d132c01f31f904bb1fe84d8ecc44493eb9e1e71d2363
[INFO] running `Command { std: "docker" "start" "-a" "569c9c2484efd651a8c8d132c01f31f904bb1fe84d8ecc44493eb9e1e71d2363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "569c9c2484efd651a8c8d132c01f31f904bb1fe84d8ecc44493eb9e1e71d2363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "569c9c2484efd651a8c8d132c01f31f904bb1fe84d8ecc44493eb9e1e71d2363", kill_on_drop: false }`
[INFO] [stdout] 569c9c2484efd651a8c8d132c01f31f904bb1fe84d8ecc44493eb9e1e71d2363
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15660740e739580a9ff5946194e7c9e775f679eb909d8f745745729e75c6867f
[INFO] running `Command { std: "docker" "start" "-a" "15660740e739580a9ff5946194e7c9e775f679eb909d8f745745729e75c6867f", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling 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<usize>) -> Vec<Vec<usize>> {
[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<usize>>) -> Vec<Vec<usize>> {
[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<String>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn get_depth(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn children_names(&self) -> Vec<String> {
[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<String>) -> Option<Vec<String>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn span_map(&self) -> HashMap<String, usize> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     pub fn depth_map(&self) -> HashMap<String, usize> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "15660740e739580a9ff5946194e7c9e775f679eb909d8f745745729e75c6867f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15660740e739580a9ff5946194e7c9e775f679eb909d8f745745729e75c6867f", kill_on_drop: false }`
[INFO] [stdout] 15660740e739580a9ff5946194e7c9e775f679eb909d8f745745729e75c6867f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 562977bc6468ff6b898fbccead7268086816b52286285ab95886a185d0fa9bdc
[INFO] running `Command { std: "docker" "start" "-a" "562977bc6468ff6b898fbccead7268086816b52286285ab95886a185d0fa9bdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling suffix-fold v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "562977bc6468ff6b898fbccead7268086816b52286285ab95886a185d0fa9bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "562977bc6468ff6b898fbccead7268086816b52286285ab95886a185d0fa9bdc", kill_on_drop: false }`
[INFO] [stdout] 562977bc6468ff6b898fbccead7268086816b52286285ab95886a185d0fa9bdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b2dd6c6ba1de1ae1aae7f2fa61006f16a24ac85bdf1ebf6ed09fec7924ae5f7
[INFO] running `Command { std: "docker" "start" "-a" "2b2dd6c6ba1de1ae1aae7f2fa61006f16a24ac85bdf1ebf6ed09fec7924ae5f7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/suffix_fold-9ed1a5fd575c784e)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test rule::tests::it_orders_indices ... ok
[INFO] [stdout] test string_handlers::tests::it_calculates_suffixes ... ok
[INFO] [stdout] test rule::tests::it_produces_an_index_matrix_with_dims ... ok
[INFO] [stdout] test tree::tests::it_builds_a_span_map ... ok
[INFO] [stdout] test string_handlers::tests::it_splits_a_corpus_to_sentences ... ok
[INFO] [stdout] test tree::tests::it_builds_a_depth_map ... ok
[INFO] [stdout] test string_handlers::tests::it_splits_a_sentence_to_words ... ok
[INFO] [stdout] test tree::tests::it_defaults ... ok
[INFO] [stdout] test tree::tests::it_finds_names_at_a_path ... ok
[INFO] [stdout] test tree::tests::it_exposess_children_names ... ok
[INFO] [stdout] test tree::tests::it_ingests_a_corpus ... ok
[INFO] [stdout] test tree::tests::it_ingests_a_phrase_of_length_one ... ok
[INFO] [stdout] test tree::tests::it_ingests_a_phrase_of_length_two ... ok
[INFO] [stdout] test tree::tests::it_ingests_multiple_phrases ... ok
[INFO] [stdout] test tree::tests::it_is_new ... ok
[INFO] [stdout] test tree::tests::it_returns_none_for_nonexistent_paths ... ok
[INFO] [stdout] test tree::tests::it_steps_down_a_word_that_is_not_there ... ok
[INFO] [stdout] test tree::tests::it_steps_down_a_word_that_is_there ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b2dd6c6ba1de1ae1aae7f2fa61006f16a24ac85bdf1ebf6ed09fec7924ae5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2dd6c6ba1de1ae1aae7f2fa61006f16a24ac85bdf1ebf6ed09fec7924ae5f7", kill_on_drop: false }`
[INFO] [stdout] 2b2dd6c6ba1de1ae1aae7f2fa61006f16a24ac85bdf1ebf6ed09fec7924ae5f7
