[INFO] fetching crate wordfreq 0.2.3...
[INFO] testing wordfreq-0.2.3 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate wordfreq 0.2.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate wordfreq 0.2.3
[INFO] finished tweaking crates.io crate wordfreq 0.2.3
[INFO] tweaked toml for crates.io crate wordfreq 0.2.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wordfreq 0.2.3 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding hashbrown v0.13.2 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22cfa13baeac1b8b00b8d6dc930073848cdc139b7f8bb0e8273eda24b3345681
[INFO] running `Command { std: "docker" "start" "-a" "22cfa13baeac1b8b00b8d6dc930073848cdc139b7f8bb0e8273eda24b3345681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22cfa13baeac1b8b00b8d6dc930073848cdc139b7f8bb0e8273eda24b3345681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22cfa13baeac1b8b00b8d6dc930073848cdc139b7f8bb0e8273eda24b3345681", kill_on_drop: false }`
[INFO] [stdout] 22cfa13baeac1b8b00b8d6dc930073848cdc139b7f8bb0e8273eda24b3345681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b642c0b28bd85e0d4a50a634bbbeea0c59542795550bf0e20007f8e30b1ed23f
[INFO] running `Command { std: "docker" "start" "-a" "b642c0b28bd85e0d4a50a634bbbeea0c59542795550bf0e20007f8e30b1ed23f", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling language-tags v0.3.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling caseless v0.2.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling wordfreq v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.71s
[INFO] running `Command { std: "docker" "inspect" "b642c0b28bd85e0d4a50a634bbbeea0c59542795550bf0e20007f8e30b1ed23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b642c0b28bd85e0d4a50a634bbbeea0c59542795550bf0e20007f8e30b1ed23f", kill_on_drop: false }`
[INFO] [stdout] b642c0b28bd85e0d4a50a634bbbeea0c59542795550bf0e20007f8e30b1ed23f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96790317ac665d713c03536a5581f5ffe191f9b7f52d51485e0c8e6a9516ea40
[INFO] running `Command { std: "docker" "start" "-a" "96790317ac665d713c03536a5581f5ffe191f9b7f52d51485e0c8e6a9516ea40", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling wordfreq v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "96790317ac665d713c03536a5581f5ffe191f9b7f52d51485e0c8e6a9516ea40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96790317ac665d713c03536a5581f5ffe191f9b7f52d51485e0c8e6a9516ea40", kill_on_drop: false }`
[INFO] [stdout] 96790317ac665d713c03536a5581f5ffe191f9b7f52d51485e0c8e6a9516ea40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d3e6182c9c01c2b2b27e502a0998a02f1e1b264c370ba1e73140a653943aee7
[INFO] running `Command { std: "docker" "start" "-a" "0d3e6182c9c01c2b2b27e502a0998a02f1e1b264c370ba1e73140a653943aee7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wordfreq-989334af9fa8e204)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test preprocessers::tests::test_unexpected_langtag ... ok
[INFO] [stdout] test language::tests::test_likely_subtag_from_language ... ok
[INFO] [stdout] test numbers::tests::test_smash_numbers ... ok
[INFO] [stdout] test numbers::tests::test_year_freq ... ok
[INFO] [stdout] test numbers::tests::test_digit_freq ... ok
[INFO] [stdout] test numbers::tests::test_benford_freq ... ok
[INFO] [stdout] test tests::test_io ... ok
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] test preprocessers::tests::test_langtag_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wordfreq
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - WordFreq::zipf_frequency (line 184) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 129) ... ok
[INFO] [stdout] test src/lib.rs - WordFreq::word_frequency (line 162) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 117) ... ok
[INFO] [stdout] test src/lib.rs - word_weights_from_text (line 290) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 146) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 157) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 182) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 176) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 197) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 216) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 207) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 224) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 62) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 72) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 78) ... ok
[INFO] [stdout] test src/preprocessers.rs - preprocessers::Standardizer (line 89) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0d3e6182c9c01c2b2b27e502a0998a02f1e1b264c370ba1e73140a653943aee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3e6182c9c01c2b2b27e502a0998a02f1e1b264c370ba1e73140a653943aee7", kill_on_drop: false }`
[INFO] [stdout] 0d3e6182c9c01c2b2b27e502a0998a02f1e1b264c370ba1e73140a653943aee7