[INFO] cloning repository https://github.com/karolrybak/morfologik-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karolrybak/morfologik-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarolrybak%2Fmorfologik-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarolrybak%2Fmorfologik-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc1967e98c57dcf8b7f67dae4c06200368070864
[INFO] testing karolrybak/morfologik-rs against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarolrybak%2Fmorfologik-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
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[INFO] started tweaking git repo https://github.com/karolrybak/morfologik-rs
[INFO] finished tweaking git repo https://github.com/karolrybak/morfologik-rs
[INFO] tweaked toml for git repo https://github.com/karolrybak/morfologik-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/karolrybak/morfologik-rs on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/karolrybak/morfologik-rs 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ac7c52f6ad646f6c9907d7cf95f72502161c539237a8cee523ce31128cd4aa7
[INFO] running `Command { std: "docker" "start" "-a" "0ac7c52f6ad646f6c9907d7cf95f72502161c539237a8cee523ce31128cd4aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ac7c52f6ad646f6c9907d7cf95f72502161c539237a8cee523ce31128cd4aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ac7c52f6ad646f6c9907d7cf95f72502161c539237a8cee523ce31128cd4aa7", kill_on_drop: false }`
[INFO] [stdout] 0ac7c52f6ad646f6c9907d7cf95f72502161c539237a8cee523ce31128cd4aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 729bc00574368e208380ec8f24f8966e85deec2452284d9b940bc6cbd51a90cf
[INFO] running `Command { std: "docker" "start" "-a" "729bc00574368e208380ec8f24f8966e85deec2452284d9b940bc6cbd51a90cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling morfologik-fsa v0.1.0 (/opt/rustwide/workdir/crates/morfologik-fsa)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> crates/morfologik-fsa/src/iterator.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout]  45 | /         loop {
[INFO] [stdout]  46 | |             // Peek at the top of the stack to see which node and arc to process.
[INFO] [stdout]  47 | |             // We use `last_mut` to be able to update the `Option<ArcOffset>` (next sibling).
[INFO] [stdout]  48 | |             let (current_node_on_stack, next_arc_to_try_ref) = match self.stack.last_mut() {
[INFO] [stdout] ...   |
[INFO] [stdout] 139 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 140 |           None // Stack is empty
[INFO] [stdout]     |           ^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_node_on_stack`
[INFO] [stdout]   --> crates/morfologik-fsa/src/iterator.rs:48:18
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let (current_node_on_stack, next_arc_to_try_ref) = match self.stack.last_mut() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_node_on_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling morfologik-stemming v0.1.0 (/opt/rustwide/workdir/crates/morfologik-stemming)
[INFO] [stderr]    Compiling morfologik-fsa-builders v0.1.0 (/opt/rustwide/workdir/crates/morfologik-fsa-builders)
[INFO] [stdout] warning: unused import: `DictionaryAttribute`
[INFO] [stdout]   --> crates/morfologik-stemming/src/dictionary.rs:16:67
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::dictionary_metadata::{DictionaryMetadata, EncoderType, DictionaryAttribute};
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TrimPrefixAndSuffixEncoder`
[INFO] [stdout]   --> crates/morfologik-stemming/src/dictionary.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |     NoEncoder, TrimPrefixEncoder, TrimPrefixAndSuffixEncoder, TrimSuffixEncoder,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling morfologik-polish v0.1.0 (/opt/rustwide/workdir/crates/morfologik-polish)
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> crates/morfologik-polish/src/polish_stemmer.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling morfologik-tools v0.1.0 (/opt/rustwide/workdir/morfologik-tools)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "729bc00574368e208380ec8f24f8966e85deec2452284d9b940bc6cbd51a90cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "729bc00574368e208380ec8f24f8966e85deec2452284d9b940bc6cbd51a90cf", kill_on_drop: false }`
[INFO] [stdout] 729bc00574368e208380ec8f24f8966e85deec2452284d9b940bc6cbd51a90cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57c6adb5393e61c618d61cbbab3568e7faef25c88f1e5d77f7d22654a9864d45
[INFO] running `Command { std: "docker" "start" "-a" "57c6adb5393e61c618d61cbbab3568e7faef25c88f1e5d77f7d22654a9864d45", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> crates/morfologik-fsa/src/iterator.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout]  45 | /         loop {
[INFO] [stdout]  46 | |             // Peek at the top of the stack to see which node and arc to process.
[INFO] [stdout]  47 | |             // We use `last_mut` to be able to update the `Option<ArcOffset>` (next sibling).
[INFO] [stdout]  48 | |             let (current_node_on_stack, next_arc_to_try_ref) = match self.stack.last_mut() {
[INFO] [stdout] ...   |
[INFO] [stdout] 139 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 140 |           None // Stack is empty
[INFO] [stdout]     |           ^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_node_on_stack`
[INFO] [stdout]   --> crates/morfologik-fsa/src/iterator.rs:48:18
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let (current_node_on_stack, next_arc_to_try_ref) = match self.stack.last_mut() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_node_on_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DictionaryAttribute`
[INFO] [stdout]   --> crates/morfologik-stemming/src/dictionary.rs:16:67
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::dictionary_metadata::{DictionaryMetadata, EncoderType, DictionaryAttribute};
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TrimPrefixAndSuffixEncoder`
[INFO] [stdout]   --> crates/morfologik-stemming/src/dictionary.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |     NoEncoder, TrimPrefixEncoder, TrimPrefixAndSuffixEncoder, TrimSuffixEncoder,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> crates/morfologik-polish/src/polish_stemmer.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling morfologik-fsa-builders v0.1.0 (/opt/rustwide/workdir/crates/morfologik-fsa-builders)
[INFO] [stderr]    Compiling morfologik-tools v0.1.0 (/opt/rustwide/workdir/morfologik-tools)
[INFO] [stderr]    Compiling morfologik-polish v0.1.0 (/opt/rustwide/workdir/crates/morfologik-polish)
[INFO] [stderr]    Compiling morfologik-fsa v0.1.0 (/opt/rustwide/workdir/crates/morfologik-fsa)
[INFO] [stderr]    Compiling morfologik-stemming v0.1.0 (/opt/rustwide/workdir/crates/morfologik-stemming)
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> crates/morfologik-polish/src/polish_stemmer.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DictionaryAttribute`
[INFO] [stdout]   --> crates/morfologik-stemming/src/dictionary.rs:16:67
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::dictionary_metadata::{DictionaryMetadata, EncoderType, DictionaryAttribute};
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TrimPrefixAndSuffixEncoder`
[INFO] [stdout]   --> crates/morfologik-stemming/src/dictionary.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |     NoEncoder, TrimPrefixEncoder, TrimPrefixAndSuffixEncoder, TrimSuffixEncoder,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> crates/morfologik-fsa/src/iterator.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout]  45 | /         loop {
[INFO] [stdout]  46 | |             // Peek at the top of the stack to see which node and arc to process.
[INFO] [stdout]  47 | |             // We use `last_mut` to be able to update the `Option<ArcOffset>` (next sibling).
[INFO] [stdout]  48 | |             let (current_node_on_stack, next_arc_to_try_ref) = match self.stack.last_mut() {
[INFO] [stdout] ...   |
[INFO] [stdout] 139 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 140 |           None // Stack is empty
[INFO] [stdout]     |           ^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_node_on_stack`
[INFO] [stdout]   --> crates/morfologik-fsa/src/iterator.rs:48:18
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let (current_node_on_stack, next_arc_to_try_ref) = match self.stack.last_mut() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_node_on_stack`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "57c6adb5393e61c618d61cbbab3568e7faef25c88f1e5d77f7d22654a9864d45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57c6adb5393e61c618d61cbbab3568e7faef25c88f1e5d77f7d22654a9864d45", kill_on_drop: false }`
[INFO] [stdout] 57c6adb5393e61c618d61cbbab3568e7faef25c88f1e5d77f7d22654a9864d45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a6d414d4d6253142b5e3c376fd37ff485da0e55e87a401f15c5053ae834400f
[INFO] running `Command { std: "docker" "start" "-a" "0a6d414d4d6253142b5e3c376fd37ff485da0e55e87a401f15c5053ae834400f", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> crates/morfologik-fsa/src/iterator.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr]  45 | /         loop {
[INFO] [stderr]  46 | |             // Peek at the top of the stack to see which node and arc to process.
[INFO] [stderr]  47 | |             // We use `last_mut` to be able to update the `Option<ArcOffset>` (next sibling).
[INFO] [stderr]  48 | |             let (current_node_on_stack, next_arc_to_try_ref) = match self.stack.last_mut() {
[INFO] [stderr] ...   |
[INFO] [stderr] 139 | |         }
[INFO] [stderr]     | |_________- any code following this expression is unreachable
[INFO] [stderr] 140 |           None // Stack is empty
[INFO] [stderr]     |           ^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_node_on_stack`
[INFO] [stderr]   --> crates/morfologik-fsa/src/iterator.rs:48:18
[INFO] [stderr]    |
[INFO] [stderr] 48 |             let (current_node_on_stack, next_arc_to_try_ref) = match self.stack.last_mut() {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_node_on_stack`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `morfologik-fsa` (lib) generated 2 warnings (run `cargo fix --lib -p morfologik-fsa` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `DictionaryAttribute`
[INFO] [stderr]   --> crates/morfologik-stemming/src/dictionary.rs:16:67
[INFO] [stderr]    |
[INFO] [stderr] 16 | use crate::dictionary_metadata::{DictionaryMetadata, EncoderType, DictionaryAttribute};
[INFO] [stderr]    |                                                                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TrimPrefixAndSuffixEncoder`
[INFO] [stderr]   --> crates/morfologik-stemming/src/dictionary.rs:18:35
[INFO] [stderr]    |
[INFO] [stderr] 18 |     NoEncoder, TrimPrefixEncoder, TrimPrefixAndSuffixEncoder, TrimSuffixEncoder,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `morfologik-stemming` (lib) generated 2 warnings (run `cargo fix --lib -p morfologik-stemming` to apply 2 suggestions)
[INFO] [stderr] warning: `morfologik-fsa` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused import: `PathBuf`
[INFO] [stderr]  --> crates/morfologik-polish/src/polish_stemmer.rs:3:23
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `morfologik-polish` (lib) generated 1 warning (run `cargo fix --lib -p morfologik-polish` to apply 1 suggestion)
[INFO] [stderr] warning: `morfologik-stemming` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `morfologik-polish` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/morfologik_fsa-6187d846a41a0644)
[INFO] [stdout] running 37 tests
[INFO] [stdout] test cfsa2::tests::test_vint_conversion_and_read ... ok
[INFO] [stdout] test fsa5::tests::test_fsa5_arc_properties ... ok
[INFO] [stdout] test fsa5::tests::test_fsa5_from_reader_with_numbers_flag ... ok
[INFO] [stdout] test fsa5::tests::test_fsa5_from_reader_simple_ab ... ok
[INFO] [stdout] test fsa5::tests::test_fsa5_from_reader_with_numbers_flag_gtl_zero ... ok
[INFO] [stdout] test fsa5::tests::test_fsa5_get_arc ... ok
[INFO] [stdout] test fsa5::tests::test_fsa5_get_root_node ... ok
[INFO] [stdout] test fsa5::tests::test_get_arc_on_empty_fsa_data ... ok
[INFO] [stdout] test fsa5::tests::test_fsa5_get_first_arc ... ok
[INFO] [stdout] test fsa5::tests::test_fsa5_get_next_arc ... ok
[INFO] [stdout] test fsa_header::tests::test_fsa_flags ... ok
[INFO] [stdout] test fsa5::tests::test_read_address_helper ... ok
[INFO] [stdout] test fsa_header::tests::test_read_fsa_header_incomplete_version ... ok
[INFO] [stdout] test cfsa2::tests::test_cfsa2_get_end_node_target_is_next ... ok
[INFO] [stdout] test cfsa2::tests::test_cfsa2_from_reader_simple_ab ... ok
[INFO] [stdout] test fsa_header::tests::test_read_fsa_header_incomplete_magic ... ok
[INFO] [stdout] test fsa_header::tests::test_read_fsa_header_fsa5_valid ... ok
[INFO] [stdout] test fsa_header::tests::test_read_fsa_header_cfsa2_valid ... ok
[INFO] [stdout] test fsa_trait::tests::it_compiles ... ok
[INFO] [stdout] test iterator::tests::test_byte_sequence_iterator_simple ... ok
[INFO] [stdout] test fsa5::tests::test_get_first_arc_on_empty_fsa_data_valid_root ... ok
[INFO] [stdout] test iterator::tests::test_iterator_a_b_separate ... ok
[INFO] [stdout] test iterator::tests::test_iterator_on_fsa_single_node_final_empty_seq ... ok
[INFO] [stdout] test fsa_header::tests::test_read_fsa_header_unsupported_version ... ok
[INFO] [stdout] test iterator::tests::test_iterator_on_fsa_with_only_root_no_arcs ... ok
[INFO] [stdout] test fsa_header::tests::test_read_fsa_header_invalid_magic ... ok
[INFO] [stdout] test cfsa2::tests::test_cfsa2_arc_access ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test iterator::tests::test_iterator_with_dyn_fsa ... ok
[INFO] [stdout] test traversal::tests::test_perfect_match_empty_sequence_accepted ... ok
[INFO] [stdout] test traversal::tests::test_perfect_match_no_match_linear ... ok
[INFO] [stdout] test traversal::tests::test_perfect_match_sequence_is_prefix_linear ... ok
[INFO] [stdout] test traversal::tests::test_visit_dfs_full_traversal_linear ... ok
[INFO] [stdout] test traversal::tests::test_perfect_match_exact_linear ... ok
[INFO] [stdout] test traversal::tests::test_visit_dfs_stop_at_node_linear ... ok
[INFO] [stdout] test traversal::tests::test_visit_dfs_skip_arc_linear ... ok
[INFO] [stdout] test traversal::tests::test_perfect_match_empty_sequence_on_abc_fsa_linear ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/morfologik_fsa_builders-617d34e0182688e8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/morfologik_polish-9a557c2230772531)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_polish_stemmer_from_path_fails_if_dict_missing ... ok
[INFO] [stdout] test tests::test_polish_stemmer_new_with_embedded ... ok
[INFO] [stderr] error: test failed, to rerun pass `-p morfologik-polish --lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/morfologik_polish-9a557c2230772531` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0a6d414d4d6253142b5e3c376fd37ff485da0e55e87a401f15c5053ae834400f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6d414d4d6253142b5e3c376fd37ff485da0e55e87a401f15c5053ae834400f", kill_on_drop: false }`
[INFO] [stdout] 0a6d414d4d6253142b5e3c376fd37ff485da0e55e87a401f15c5053ae834400f
