[INFO] fetching crate ruthenian 0.0.1...
[INFO] testing ruthenian-0.0.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[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 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 685df69badc64301cee57024bb2be0e4b1279c776befd6413b1de35be2bc9dba
[INFO] running `Command { std: "docker" "start" "-a" "685df69badc64301cee57024bb2be0e4b1279c776befd6413b1de35be2bc9dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "685df69badc64301cee57024bb2be0e4b1279c776befd6413b1de35be2bc9dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "685df69badc64301cee57024bb2be0e4b1279c776befd6413b1de35be2bc9dba", kill_on_drop: false }`
[INFO] [stdout] 685df69badc64301cee57024bb2be0e4b1279c776befd6413b1de35be2bc9dba
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34ccbe238ef09c0796b4911a3b2efdf9707d2d928a7ab42f91bd2ae1ee1338e0
[INFO] running `Command { std: "docker" "start" "-a" "34ccbe238ef09c0796b4911a3b2efdf9707d2d928a7ab42f91bd2ae1ee1338e0", 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)]` 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)]` 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)]` 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 0.44s
[INFO] running `Command { std: "docker" "inspect" "34ccbe238ef09c0796b4911a3b2efdf9707d2d928a7ab42f91bd2ae1ee1338e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ccbe238ef09c0796b4911a3b2efdf9707d2d928a7ab42f91bd2ae1ee1338e0", kill_on_drop: false }`
[INFO] [stdout] 34ccbe238ef09c0796b4911a3b2efdf9707d2d928a7ab42f91bd2ae1ee1338e0
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30ffbe447f4cc6ef9b0a595625587405630301c0a6968e18fc98a4b188ca829f
[INFO] running `Command { std: "docker" "start" "-a" "30ffbe447f4cc6ef9b0a595625587405630301c0a6968e18fc98a4b188ca829f", kill_on_drop: false }`
[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)]` 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruthenian v0.0.1 (/opt/rustwide/workdir)
[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)]` 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)]` 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)]` 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 0.61s
[INFO] running `Command { std: "docker" "inspect" "30ffbe447f4cc6ef9b0a595625587405630301c0a6968e18fc98a4b188ca829f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ffbe447f4cc6ef9b0a595625587405630301c0a6968e18fc98a4b188ca829f", kill_on_drop: false }`
[INFO] [stdout] 30ffbe447f4cc6ef9b0a595625587405630301c0a6968e18fc98a4b188ca829f
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 170d741a5f807392e5ffa20b642d5ccbfbe257962faab5842cf7cdd9b0440ae9
[INFO] running `Command { std: "docker" "start" "-a" "170d741a5f807392e5ffa20b642d5ccbfbe257962faab5842cf7cdd9b0440ae9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::irregular_verbs::*`
[INFO] [stderr]  --> src/verb.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::irregular_verbs::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `infinitive_stem`
[INFO] [stderr]   --> src/verb.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let infinitive_stem = RUTH::get_infinitive_stem(&word);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_infinitive_stem`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gender`
[INFO] [stderr]   --> src/verb.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |         gender: &Gender,
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_gender`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `OST_ENDINGS` is never used
[INFO] [stderr]    --> src/case_endings.rs:165:11
[INFO] [stderr]     |
[INFO] [stderr] 165 | pub const OST_ENDINGS: CaseEndings = CaseEndings {
[INFO] [stderr]     |           ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PREFIXES` is never used
[INFO] [stderr]  --> src/irregular_verbs.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const PREFIXES: &[&str] = &[
[INFO] [stderr]   |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `IRREGULAR_STEMS` is never used
[INFO] [stderr]  --> src/irregular_verbs.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub const IRREGULAR_STEMS: &[(&str, &str)] = &[
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `irregular_present_stem` is never used
[INFO] [stderr]   --> src/irregular_verbs.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn irregular_present_stem(infinitive: &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ruthenian` (lib) generated 7 warnings (run `cargo fix --lib -p ruthenian` to apply 1 suggestion)
[INFO] [stderr] warning: `ruthenian` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruthenian-ececaf01d61a73e2)
[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]    Doc-tests ruthenian
[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] running `Command { std: "docker" "inspect" "170d741a5f807392e5ffa20b642d5ccbfbe257962faab5842cf7cdd9b0440ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170d741a5f807392e5ffa20b642d5ccbfbe257962faab5842cf7cdd9b0440ae9", kill_on_drop: false }`
[INFO] [stdout] 170d741a5f807392e5ffa20b642d5ccbfbe257962faab5842cf7cdd9b0440ae9