[INFO] fetching crate crossword_generator 0.0.2...
[INFO] testing crossword_generator-0.0.2 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate crossword_generator 0.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate crossword_generator 0.0.2
[INFO] finished tweaking crates.io crate crossword_generator 0.0.2
[INFO] tweaked toml for crates.io crate crossword_generator 0.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crossword_generator 0.0.2 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crossword_generator 0.0.2 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded syn v2.0.58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82eef473bbd6129ac58d6d1d91bcea92eaaeb2715f15054992f132e1ea02f644
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[INFO] running `Command { std: "docker" "inspect" "82eef473bbd6129ac58d6d1d91bcea92eaaeb2715f15054992f132e1ea02f644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82eef473bbd6129ac58d6d1d91bcea92eaaeb2715f15054992f132e1ea02f644", kill_on_drop: false }`
[INFO] [stdout] 82eef473bbd6129ac58d6d1d91bcea92eaaeb2715f15054992f132e1ea02f644
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e068e208fdcc4c39cc160ce1f9bc8d0b7089c2d449b0babe6d0e0c46d5447b5f
[INFO] running `Command { std: "docker" "start" "-a" "e068e208fdcc4c39cc160ce1f9bc8d0b7089c2d449b0babe6d0e0c46d5447b5f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling crossword_generator v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.05s
[INFO] running `Command { std: "docker" "inspect" "e068e208fdcc4c39cc160ce1f9bc8d0b7089c2d449b0babe6d0e0c46d5447b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e068e208fdcc4c39cc160ce1f9bc8d0b7089c2d449b0babe6d0e0c46d5447b5f", kill_on_drop: false }`
[INFO] [stdout] e068e208fdcc4c39cc160ce1f9bc8d0b7089c2d449b0babe6d0e0c46d5447b5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fae923d0e2f9e6112cc7ee75e4c6f94a4d35a66f132ebc861f58efb97c4b212
[INFO] running `Command { std: "docker" "start" "-a" "0fae923d0e2f9e6112cc7ee75e4c6f94a4d35a66f132ebc861f58efb97c4b212", kill_on_drop: false }`
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[INFO] [stderr]    Compiling crossword_generator v0.0.2 (/opt/rustwide/workdir)
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[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 37.94s
[INFO] running `Command { std: "docker" "inspect" "0fae923d0e2f9e6112cc7ee75e4c6f94a4d35a66f132ebc861f58efb97c4b212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fae923d0e2f9e6112cc7ee75e4c6f94a4d35a66f132ebc861f58efb97c4b212", kill_on_drop: false }`
[INFO] [stdout] 0fae923d0e2f9e6112cc7ee75e4c6f94a4d35a66f132ebc861f58efb97c4b212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9eda93fcfd53ea6735b39f6d28841d0041d14103e5ccc893548b636e87cfc0ee
[INFO] running `Command { std: "docker" "start" "-a" "9eda93fcfd53ea6735b39f6d28841d0041d14103e5ccc893548b636e87cfc0ee", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crossword_generator-f1c5202b0ae633b0)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test crossword::tests::test_crossword_calculate_possible_ways_to_add_word ... ok
[INFO] [stdout] test crossword::tests::test_crossword_contains_crossword ... ok
[INFO] [stdout] test crossword::tests::test_crossword_remove_word ... ok
[INFO] [stdout] test placed_word::tests::test_placed_word_side_touches_side ... ok
[INFO] [stdout] test placed_word::tests::test_word_compatibility_settings_are_words_compatible ... ok
[INFO] [stdout] test placed_word::tests::test_placed_word_intersects ... ok
[INFO] [stdout] test placed_word::tests::test_placed_word_side_touches_head ... ok
[INFO] [stdout] test placed_word::tests::test_placed_word_get_intersection_indices ... ok
[INFO] [stdout] test placed_word::tests::test_placed_word_head_touches_head ... ok
[INFO] [stdout] test placed_word::tests::test_placed_word_corners ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crossword_generator
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] test src/generator.rs - generator::CrosswordGenerator (line 25) ... FAILED
[INFO] [stdout] test src/placed_word.rs - placed_word::PlacedWord<CharT,StrT>::get_intersection_indices (line 134) ... ok
[INFO] [stdout] test src/crossword.rs - crossword::Crossword<CharT,StrT>::contains_crossword (line 354) ... ok
[INFO] [stdout] test src/crossword.rs - crossword::Crossword<CharT,StrT>::can_word_be_added (line 264) ... ok
[INFO] [stdout] test src/crossword.rs - crossword::Crossword<CharT,StrT>::generate_char_table (line 492) ... ok
[INFO] [stdout] test src/crossword.rs - crossword::Crossword<CharT,StrT>::get_size (line 458) ... ok
[INFO] [stdout] test src/placed_word.rs - placed_word::PlacedWord<CharT,StrT>::calculate_possible_ways_to_add_word (line 166) ... ok
[INFO] [stdout] test src/crossword.rs - crossword::Crossword<CharT,StrT>::calculate_possible_ways_to_add_word (line 416) ... ok
[INFO] [stdout] test src/crossword.rs - crossword::Crossword (line 202) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0599]: no method named `crossword_stream` found for struct `CrosswordGenerator<CharT, StrT>` in the current scope
[INFO] [stdout]   --> src/lib.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut str = generator.crossword_stream(|s| String::from_utf8(s.to_owned()).expect("The word is not in proper utf8 format"));
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `crossword_stream_sorted` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut str = generator.crossword_stream_sorted(|s| String::from_utf8(s.to_owned()).expect("The word is not in proper utf8 format"));
[INFO] [stdout]    |                                             +++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:41:47
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut str = generator.crossword_stream(|s| String::from_utf8(s.to_owned()).expect("The word is not in proper utf8 format"));
[INFO] [stdout]    |                                               ^                    - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut str = generator.crossword_stream(|s: /* Type */| String::from_utf8(s.to_owned()).expect("The word is not in proper utf8 format"));
[INFO] [stdout]    |                                                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/generator.rs - generator::CrosswordGenerator (line 25) stdout ----
[INFO] [stdout] error[E0599]: no method named `crossword_stream` found for struct `CrosswordGenerator<CharT, StrT>` in the current scope
[INFO] [stdout]   --> src/generator.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let str = generator.crossword_stream(|w| String::from_utf8(w.to_owned()).unwrap());
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `crossword_stream_sorted` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let str = generator.crossword_stream_sorted(|w| String::from_utf8(w.to_owned()).unwrap());
[INFO] [stdout]    |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/generator.rs:42:43
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let str = generator.crossword_stream(|w| String::from_utf8(w.to_owned()).unwrap());
[INFO] [stdout]    |                                           ^                    - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let str = generator.crossword_stream(|w: /* Type */| String::from_utf8(w.to_owned()).unwrap());
[INFO] [stdout]    |                                            ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/generator.rs - generator::CrosswordGenerator (line 25)
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.20s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9eda93fcfd53ea6735b39f6d28841d0041d14103e5ccc893548b636e87cfc0ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eda93fcfd53ea6735b39f6d28841d0041d14103e5ccc893548b636e87cfc0ee", kill_on_drop: false }`
[INFO] [stdout] 9eda93fcfd53ea6735b39f6d28841d0041d14103e5ccc893548b636e87cfc0ee
