[INFO] fetching crate ruthenian 0.0.1...
[INFO] building ruthenian-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate ruthenian 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ruthenian 0.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ruthenian 0.0.1
[INFO] tweaked toml for crates.io crate ruthenian 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruthenian 0.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruthenian 0.0.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b95519b2026c4f9589f85fe46890efa78c16ed4135da426ba848bf8e01cfb2f4
[INFO] running `Command { std: "docker" "start" "-a" "b95519b2026c4f9589f85fe46890efa78c16ed4135da426ba848bf8e01cfb2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b95519b2026c4f9589f85fe46890efa78c16ed4135da426ba848bf8e01cfb2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95519b2026c4f9589f85fe46890efa78c16ed4135da426ba848bf8e01cfb2f4", kill_on_drop: false }`
[INFO] [stdout] b95519b2026c4f9589f85fe46890efa78c16ed4135da426ba848bf8e01cfb2f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5848902313f9cc370d632ca00337254408e33c9a9544df002e4d5ce7745a6919
[INFO] running `Command { std: "docker" "start" "-a" "5848902313f9cc370d632ca00337254408e33c9a9544df002e4d5ce7745a6919", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruthenian v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::irregular_verbs::*`
[INFO] [stdout]  --> src/verb.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::irregular_verbs::*;
[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 variable: `infinitive_stem`
[INFO] [stdout]   --> src/verb.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let infinitive_stem = RUTH::get_infinitive_stem(&word);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_infinitive_stem`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gender`
[INFO] [stdout]   --> src/verb.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         gender: &Gender,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_gender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OST_ENDINGS` is never used
[INFO] [stdout]    --> src/case_endings.rs:165:11
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub const OST_ENDINGS: CaseEndings = CaseEndings {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PREFIXES` is never used
[INFO] [stdout]  --> src/irregular_verbs.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const PREFIXES: &[&str] = &[
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IRREGULAR_STEMS` is never used
[INFO] [stdout]  --> src/irregular_verbs.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const IRREGULAR_STEMS: &[(&str, &str)] = &[
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `irregular_present_stem` is never used
[INFO] [stdout]   --> src/irregular_verbs.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn irregular_present_stem(infinitive: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "5848902313f9cc370d632ca00337254408e33c9a9544df002e4d5ce7745a6919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5848902313f9cc370d632ca00337254408e33c9a9544df002e4d5ce7745a6919", kill_on_drop: false }`
[INFO] [stdout] 5848902313f9cc370d632ca00337254408e33c9a9544df002e4d5ce7745a6919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f518505c086483770244d3bd9423f9cb1a044aae444034589b8641d27ca68db9
[INFO] running `Command { std: "docker" "start" "-a" "f518505c086483770244d3bd9423f9cb1a044aae444034589b8641d27ca68db9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruthenian v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::irregular_verbs::*`
[INFO] [stdout]  --> src/verb.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::irregular_verbs::*;
[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 variable: `infinitive_stem`
[INFO] [stdout]   --> src/verb.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let infinitive_stem = RUTH::get_infinitive_stem(&word);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_infinitive_stem`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gender`
[INFO] [stdout]   --> src/verb.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         gender: &Gender,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_gender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OST_ENDINGS` is never used
[INFO] [stdout]    --> src/case_endings.rs:165:11
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub const OST_ENDINGS: CaseEndings = CaseEndings {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PREFIXES` is never used
[INFO] [stdout]  --> src/irregular_verbs.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const PREFIXES: &[&str] = &[
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IRREGULAR_STEMS` is never used
[INFO] [stdout]  --> src/irregular_verbs.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const IRREGULAR_STEMS: &[(&str, &str)] = &[
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `irregular_present_stem` is never used
[INFO] [stdout]   --> src/irregular_verbs.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn irregular_present_stem(infinitive: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::irregular_verbs::*`
[INFO] [stdout]  --> src/verb.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::irregular_verbs::*;
[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 variable: `infinitive_stem`
[INFO] [stdout]   --> src/verb.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let infinitive_stem = RUTH::get_infinitive_stem(&word);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_infinitive_stem`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gender`
[INFO] [stdout]   --> src/verb.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         gender: &Gender,
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_gender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OST_ENDINGS` is never used
[INFO] [stdout]    --> src/case_endings.rs:165:11
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub const OST_ENDINGS: CaseEndings = CaseEndings {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PREFIXES` is never used
[INFO] [stdout]  --> src/irregular_verbs.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const PREFIXES: &[&str] = &[
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IRREGULAR_STEMS` is never used
[INFO] [stdout]  --> src/irregular_verbs.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const IRREGULAR_STEMS: &[(&str, &str)] = &[
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `irregular_present_stem` is never used
[INFO] [stdout]   --> src/irregular_verbs.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn irregular_present_stem(infinitive: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "f518505c086483770244d3bd9423f9cb1a044aae444034589b8641d27ca68db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f518505c086483770244d3bd9423f9cb1a044aae444034589b8641d27ca68db9", kill_on_drop: false }`
[INFO] [stdout] f518505c086483770244d3bd9423f9cb1a044aae444034589b8641d27ca68db9