[INFO] fetching crate flashtext 0.1.0...
[INFO] checking flashtext-0.1.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate flashtext 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate flashtext 0.1.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flashtext 0.1.0
[INFO] finished tweaking crates.io crate flashtext 0.1.0
[INFO] tweaked toml for crates.io crate flashtext 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5f4dd97cf1eb8b28c8ab847e9c469c205e196f57f93cacbb46af3beabb6d8cd
[INFO] running `Command { std: "docker" "start" "-a" "c5f4dd97cf1eb8b28c8ab847e9c469c205e196f57f93cacbb46af3beabb6d8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5f4dd97cf1eb8b28c8ab847e9c469c205e196f57f93cacbb46af3beabb6d8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5f4dd97cf1eb8b28c8ab847e9c469c205e196f57f93cacbb46af3beabb6d8cd", kill_on_drop: false }`
[INFO] [stdout] c5f4dd97cf1eb8b28c8ab847e9c469c205e196f57f93cacbb46af3beabb6d8cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c27f4d3cf5d2b5a55377f2a92046847a448e68a97316b84993e15ffa2d3b9b7
[INFO] running `Command { std: "docker" "start" "-a" "9c27f4d3cf5d2b5a55377f2a92046847a448e68a97316b84993e15ffa2d3b9b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking flashtext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&HashMap<char, KeywordTrieNode>` instead of borrowing the inner type
[INFO] [stdout]   --> src/trienode.rs:19:46
[INFO] [stdout]    |
[INFO] [stdout] 19 |             for (key, value) in self.children.borrow() {
[INFO] [stdout]    |                                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&Option<String>` instead of borrowing the inner type
[INFO] [stdout]   --> src/trienode.rs:60:30
[INFO] [stdout]    |
[INFO] [stdout] 60 |         match self.clean_name.borrow() {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking regex v1.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] error[E0432]: unresolved import `flashtext::keywordprocessor`
[INFO] [stdout]  --> benches/flashtext_benchmark.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use flashtext::keywordprocessor::KeywordProcessor;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^ could not find `keywordprocessor` in `flashtext`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/flashtext_benchmark.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> benches/flashtext_benchmark.rs:27:46
[INFO] [stdout]    |
[INFO] [stdout] 27 |     c.bench_function("use_regex", |b| b.iter((|| use_regex())));
[INFO] [stdout]    |                                              ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -     c.bench_function("use_regex", |b| b.iter((|| use_regex())));
[INFO] [stdout] 27 +     c.bench_function("use_regex", |b| b.iter(|| use_regex()));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flashtext` (bench "flashtext_benchmark") due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&HashMap<char, KeywordTrieNode>` instead of borrowing the inner type
[INFO] [stdout]   --> src/trienode.rs:19:46
[INFO] [stdout]    |
[INFO] [stdout] 19 |             for (key, value) in self.children.borrow() {
[INFO] [stdout]    |                                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&Option<String>` instead of borrowing the inner type
[INFO] [stdout]   --> src/trienode.rs:60:30
[INFO] [stdout]    |
[INFO] [stdout] 60 |         match self.clean_name.borrow() {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c27f4d3cf5d2b5a55377f2a92046847a448e68a97316b84993e15ffa2d3b9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c27f4d3cf5d2b5a55377f2a92046847a448e68a97316b84993e15ffa2d3b9b7", kill_on_drop: false }`
[INFO] [stdout] 9c27f4d3cf5d2b5a55377f2a92046847a448e68a97316b84993e15ffa2d3b9b7
