[INFO] fetching crate flashtext 0.1.0...
[INFO] checking flashtext-0.1.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate flashtext 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate flashtext 0.1.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "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-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8569eac8e746155b839cc6f5026b29114eb39db2f3dba1a0e9a378ab3f99083
[INFO] running `Command { std: "docker" "start" "-a" "b8569eac8e746155b839cc6f5026b29114eb39db2f3dba1a0e9a378ab3f99083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8569eac8e746155b839cc6f5026b29114eb39db2f3dba1a0e9a378ab3f99083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8569eac8e746155b839cc6f5026b29114eb39db2f3dba1a0e9a378ab3f99083", kill_on_drop: false }`
[INFO] [stdout] b8569eac8e746155b839cc6f5026b29114eb39db2f3dba1a0e9a378ab3f99083
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79b05936b4961eebeec9909bb64742a7b4a02ca92c3ac4a181a6c12b1de4dc65
[INFO] running `Command { std: "docker" "start" "-a" "79b05936b4961eebeec9909bb64742a7b4a02ca92c3ac4a181a6c12b1de4dc65", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking flashtext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[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] warning: unused variable: `m`
[INFO] [stdout]   --> benches/flashtext_benchmark.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let m = re.find(test_str).unwrap();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 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; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "79b05936b4961eebeec9909bb64742a7b4a02ca92c3ac4a181a6c12b1de4dc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b05936b4961eebeec9909bb64742a7b4a02ca92c3ac4a181a6c12b1de4dc65", kill_on_drop: false }`
[INFO] [stdout] 79b05936b4961eebeec9909bb64742a7b4a02ca92c3ac4a181a6c12b1de4dc65
[INFO] checking flashtext-0.1.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate flashtext 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate flashtext 0.1.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "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-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d41d932c2a6b0ed695998e549b7cd91b628315b171841832643f60bbd5ee7c77
[INFO] running `Command { std: "docker" "start" "-a" "d41d932c2a6b0ed695998e549b7cd91b628315b171841832643f60bbd5ee7c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d41d932c2a6b0ed695998e549b7cd91b628315b171841832643f60bbd5ee7c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41d932c2a6b0ed695998e549b7cd91b628315b171841832643f60bbd5ee7c77", kill_on_drop: false }`
[INFO] [stdout] d41d932c2a6b0ed695998e549b7cd91b628315b171841832643f60bbd5ee7c77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63d5e6e35a092968ae72604d65dd493028a914393eebbf68616f29cd6a95ef4c
[INFO] running `Command { std: "docker" "start" "-a" "63d5e6e35a092968ae72604d65dd493028a914393eebbf68616f29cd6a95ef4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking flashtext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[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] warning: unused variable: `m`
[INFO] [stdout]   --> benches/flashtext_benchmark.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let m = re.find(test_str).unwrap();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 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; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "63d5e6e35a092968ae72604d65dd493028a914393eebbf68616f29cd6a95ef4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d5e6e35a092968ae72604d65dd493028a914393eebbf68616f29cd6a95ef4c", kill_on_drop: false }`
[INFO] [stdout] 63d5e6e35a092968ae72604d65dd493028a914393eebbf68616f29cd6a95ef4c
