[INFO] crate verba 0.5.1 is already in cache
[INFO] checking verba-0.5.1 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate verba 0.5.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate verba 0.5.1 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate verba 0.5.1
[INFO] finished tweaking crates.io crate verba 0.5.1
[INFO] tweaked toml for crates.io crate verba 0.5.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b9b97d553422c726669bcdf5a59f15d475fd4c9b7d756aa0f7f1bb18f3d7d4a8
[INFO] running `"docker" "start" "-a" "b9b97d553422c726669bcdf5a59f15d475fd4c9b7d756aa0f7f1bb18f3d7d4a8"`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking verba v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Case`, `Number`
[INFO] [stderr]    --> src/noun/regular.rs:279:36
[INFO] [stderr]     |
[INFO] [stderr] 279 |     use crate::noun::{Noun, Group, Number, Gender, Case};
[INFO] [stderr]     |                                    ^^^^^^          ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/adjective/regular.rs:267:9
[INFO] [stderr]     |
[INFO] [stderr] 267 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::adjective as A`
[INFO] [stderr]    --> src/adjective/regular.rs:269:9
[INFO] [stderr]     |
[INFO] [stderr] 269 |     use crate::adjective as A;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Adjective`, `Case`, `Gender`, `Group`, `Number`
[INFO] [stderr]    --> src/adjective/regular.rs:271:28
[INFO] [stderr]     |
[INFO] [stderr] 271 |     use crate::adjective::{Adjective, Group, Number, Gender, Case};
[INFO] [stderr]     |                            ^^^^^^^^^  ^^^^^  ^^^^^^  ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `is_nfc`
[INFO] [stderr]    --> src/adjective/regular.rs:272:33
[INFO] [stderr]     |
[INFO] [stderr] 272 |     use unicode_normalization::{is_nfc};
[INFO] [stderr]     |                                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `is_nfc`
[INFO] [stderr]    --> src/adjective.rs:155:33
[INFO] [stderr]     |
[INFO] [stderr] 155 |     use unicode_normalization::{is_nfc};
[INFO] [stderr]     |                                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/verb/endings.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |         _ => None,
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/verb/endings.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |         _ => None,
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `black_box`
[INFO] [stderr]  --> benches/regular_verb.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use criterion::{Criterion, black_box};
[INFO] [stderr]   |                            ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `verba::adjective as A`
[INFO] [stderr]  --> benches/regular_verb.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use verba::adjective as A;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Adjective`
[INFO] [stderr]  --> tests/verb_test.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use verba::adjective::{Adjective};
[INFO] [stderr]   |                        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.35s
[INFO] running `"docker" "inspect" "b9b97d553422c726669bcdf5a59f15d475fd4c9b7d756aa0f7f1bb18f3d7d4a8"`
[INFO] running `"docker" "rm" "-f" "b9b97d553422c726669bcdf5a59f15d475fd4c9b7d756aa0f7f1bb18f3d7d4a8"`
[INFO] [stdout] b9b97d553422c726669bcdf5a59f15d475fd4c9b7d756aa0f7f1bb18f3d7d4a8