[INFO] fetching crate zeughaus-finl-unicode 1.3.0...
[INFO] testing zeughaus-finl-unicode-1.3.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate zeughaus-finl-unicode 1.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate zeughaus-finl-unicode 1.3.0
[INFO] finished tweaking crates.io crate zeughaus-finl-unicode 1.3.0
[INFO] tweaked toml for crates.io crate zeughaus-finl-unicode 1.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zeughaus-finl-unicode 1.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zeughaus-finl-unicode 1.3.0 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" "+1.99.0-beta.8" "fetch" "--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]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zeughaus-finl-unicode v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling zeughaus-finl-unicode v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/categories.rs:610:30
[INFO] [stdout]     |
[INFO] [stdout] 610 |         assert!('\u{100000}'.is_private_use());
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `categories::CharacterCategories::is_private_use(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 56.22s
[INFO] running `Command { std: "docker" "inspect" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/categories.rs:610:30
[INFO] [stderr]     |
[INFO] [stderr] 610 |         assert!('\u{100000}'.is_private_use());
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `categories::CharacterCategories::is_private_use(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `zeughaus-finl-unicode` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zeughaus_finl_unicode-594767c53ad0b1e8)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test grapheme_clusters::tests::can_get_clusters ... ok
[INFO] [stdout] test grapheme_clusters::tests::low_level_interface_test ... ok
[INFO] [stdout] test categories::tests::character_categories ... ok
[INFO] [stdout] test data::grapheme_test::standard_grapheme_test ... ok
[INFO] [stderr]    Doc-tests zeughaus_finl_unicode
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/grapheme_clusters.rs - grapheme_clusters (line 20) ... FAILED
[INFO] [stdout] test src/grapheme_clusters.rs - grapheme_clusters::Graphemes<'a>::new (line 42) ... FAILED
[INFO] [stdout] test src/grapheme_clusters.rs - grapheme_clusters (line 6) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/grapheme_clusters.rs - grapheme_clusters (line 20) stdout ----
[INFO] [stdout] error[E0433]: cannot find `finl_unicode` in the crate root
[INFO] [stdout]   --> src/grapheme_clusters.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::finl_unicode::grapheme_clusters::Graphemes;
[INFO] [stdout]    |            ^^^^^^^^^^^^ could not find `finl_unicode` in the crate root
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/grapheme_clusters.rs - grapheme_clusters::Graphemes<'a>::new (line 42) stdout ----
[INFO] [stdout] error[E0433]: cannot find `finl_unicode` in the crate root
[INFO] [stdout]   --> src/grapheme_clusters.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | use crate::finl_unicode::grapheme_clusters::Graphemes;
[INFO] [stdout]    |            ^^^^^^^^^^^^ could not find `finl_unicode` in the crate root
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/grapheme_clusters.rs - grapheme_clusters (line 6) stdout ----
[INFO] [stdout] error[E0433]: cannot find `finl_unicode` in the crate root
[INFO] [stdout]  --> src/grapheme_clusters.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::finl_unicode::grapheme_clusters::GraphemeCluster;
[INFO] [stdout]   |            ^^^^^^^^^^^^ could not find `finl_unicode` in the crate root
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `next_cluster` found for struct `Peekable<I>` in the current scope
[INFO] [stdout]   --> src/grapheme_clusters.rs:9:26
[INFO] [stdout]    |
[INFO] [stdout]  9 | assert_eq!(char_iterator.next_cluster(), Some("A\u{301}".to_string()));
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/grapheme_clusters.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn next_cluster(&mut self) -> Option<String>;
[INFO] [stdout]    |        ------------ the method is available for `Peekable<Chars<'_>>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `GraphemeCluster` which provides `next_cluster` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  6 + use zeughaus_finl_unicode::grapheme_clusters::GraphemeCluster;
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `next_tuple` with a similar name
[INFO] [stdout]    |
[INFO] [stdout]  9 - assert_eq!(char_iterator.next_cluster(), Some("A\u{301}".to_string()));
[INFO] [stdout]  9 + assert_eq!(char_iterator.next_tuple(), Some("A\u{301}".to_string()));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `next_cluster` found for struct `Peekable<I>` in the current scope
[INFO] [stdout]   --> src/grapheme_clusters.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | assert_eq!(char_iterator.next_cluster(), Some("✋🏽".to_string()));
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/grapheme_clusters.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn next_cluster(&mut self) -> Option<String>;
[INFO] [stdout]    |        ------------ the method is available for `Peekable<Chars<'_>>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `GraphemeCluster` which provides `next_cluster` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  6 + use zeughaus_finl_unicode::grapheme_clusters::GraphemeCluster;
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `next_tuple` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 10 - assert_eq!(char_iterator.next_cluster(), Some("✋🏽".to_string()));
[INFO] [stdout] 10 + assert_eq!(char_iterator.next_tuple(), Some("✋🏽".to_string()));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `next_cluster` found for struct `Peekable<I>` in the current scope
[INFO] [stdout]   --> src/grapheme_clusters.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | assert_eq!(char_iterator.next_cluster(), Some("🇦🇹".to_string()));
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/grapheme_clusters.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn next_cluster(&mut self) -> Option<String>;
[INFO] [stdout]    |        ------------ the method is available for `Peekable<Chars<'_>>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `GraphemeCluster` which provides `next_cluster` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  6 + use zeughaus_finl_unicode::grapheme_clusters::GraphemeCluster;
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `next_tuple` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 - assert_eq!(char_iterator.next_cluster(), Some("🇦🇹".to_string()));
[INFO] [stdout] 11 + assert_eq!(char_iterator.next_tuple(), Some("🇦🇹".to_string()));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `next_cluster` found for struct `Peekable<I>` in the current scope
[INFO] [stdout]   --> src/grapheme_clusters.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | assert_eq!(char_iterator.next_cluster(), Some("!".to_string()));
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/grapheme_clusters.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn next_cluster(&mut self) -> Option<String>;
[INFO] [stdout]    |        ------------ the method is available for `Peekable<Chars<'_>>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `GraphemeCluster` which provides `next_cluster` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  6 + use zeughaus_finl_unicode::grapheme_clusters::GraphemeCluster;
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `next_tuple` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 12 - assert_eq!(char_iterator.next_cluster(), Some("!".to_string()));
[INFO] [stdout] 12 + assert_eq!(char_iterator.next_tuple(), Some("!".to_string()));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `next_cluster` found for struct `Peekable<I>` in the current scope
[INFO] [stdout]   --> src/grapheme_clusters.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 13 | assert_eq!(char_iterator.next_cluster(), None);
[INFO] [stdout]    |                          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/grapheme_clusters.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn next_cluster(&mut self) -> Option<String>;
[INFO] [stdout]    |        ------------ the method is available for `Peekable<Chars<'_>>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `GraphemeCluster` which provides `next_cluster` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  6 + use zeughaus_finl_unicode::grapheme_clusters::GraphemeCluster;
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `next_tuple` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 13 - assert_eq!(char_iterator.next_cluster(), None);
[INFO] [stdout] 13 + assert_eq!(char_iterator.next_tuple(), None);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/grapheme_clusters.rs - grapheme_clusters (line 20)
[INFO] [stdout]     src/grapheme_clusters.rs - grapheme_clusters (line 6)
[INFO] [stdout]     src/grapheme_clusters.rs - grapheme_clusters::Graphemes<'a>::new (line 42)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a", kill_on_drop: false }`
[INFO] [stdout] 6b12d7f3100f5ada7b7b25e529be33502301020f5a3f93f9c68835bf8eec447a
