[INFO] fetching crate ib-unicode 0.2.1...
[INFO] checking ib-unicode-0.2.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate ib-unicode 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ib-unicode 0.2.1
[INFO] finished tweaking crates.io crate ib-unicode 0.2.1
[INFO] tweaked toml for crates.io crate ib-unicode 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ib-unicode 0.2.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ib-unicode 0.2.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f9e82c99943630fbb2e63c9da3cdd7268dbdd7d16d00960dd44272c7819afc3
[INFO] running `Command { std: "docker" "start" "-a" "9f9e82c99943630fbb2e63c9da3cdd7268dbdd7d16d00960dd44272c7819afc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f9e82c99943630fbb2e63c9da3cdd7268dbdd7d16d00960dd44272c7819afc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f9e82c99943630fbb2e63c9da3cdd7268dbdd7d16d00960dd44272c7819afc3", kill_on_drop: false }`
[INFO] [stdout] 9f9e82c99943630fbb2e63c9da3cdd7268dbdd7d16d00960dd44272c7819afc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4b9a25b0a727e0e01cffaa16034b483b4b041089c15836514305a569bb92912
[INFO] running `Command { std: "docker" "start" "-a" "c4b9a25b0a727e0e01cffaa16034b483b4b041089c15836514305a569bb92912", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking ib-unicode v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking clap_builder v4.5.40
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking clap v4.5.40
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking criterion-plot v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.7.0
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `map`
[INFO] [stdout]    --> src/case/mod.rs:154:25
[INFO] [stdout]     |
[INFO] [stdout] 154 |         for (c, map) in map::tests::LOWERCASE_TABLE {
[INFO] [stdout]     |                         ^^^ use of unresolved module or unlinked crate `map`
[INFO] [stdout]     |
[INFO] [stdout] help: to make use of source file src/case/map.rs, use `mod map` in this file to declare the module
[INFO] [stdout]    --> src/lib.rs:14:1
[INFO] [stdout]     |
[INFO] [stdout]  14 + mod map;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `map`
[INFO] [stdout]    --> src/case/mod.rs:165:41
[INFO] [stdout]     |
[INFO] [stdout] 165 |         println!("{} upper chars", 26 + map::tests::LOWERCASE_TABLE.len());
[INFO] [stdout]     |                                         ^^^ use of unresolved module or unlinked crate `map`
[INFO] [stdout]     |
[INFO] [stdout] help: to make use of source file src/case/map.rs, use `mod map` in this file to declare the module
[INFO] [stdout]    --> src/lib.rs:14:1
[INFO] [stdout]     |
[INFO] [stdout]  14 + mod map;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ib-unicode` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/case/mod.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_map` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 |         assert_eq!('A'.to_simple_fold_case_map(), 'a');
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 29 -         assert_eq!('A'.to_simple_fold_case_map(), 'a');
[INFO] [stdout] 29 +         assert_eq!('A'.to_simple_fold_case(), 'a');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_map` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:31:38
[INFO] [stdout]    |
[INFO] [stdout] 31 |             b.iter(|| black_box('A').to_simple_fold_case_map())
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 31 -             b.iter(|| black_box('A').to_simple_fold_case_map())
[INFO] [stdout] 31 +             b.iter(|| black_box('A').to_simple_fold_case())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_map` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |         assert_eq!('!'.to_simple_fold_case_map(), '!');
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 34 -         assert_eq!('!'.to_simple_fold_case_map(), '!');
[INFO] [stdout] 34 +         assert_eq!('!'.to_simple_fold_case(), '!');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_map` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:36:38
[INFO] [stdout]    |
[INFO] [stdout] 36 |             b.iter(|| black_box('!').to_simple_fold_case_map())
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 36 -             b.iter(|| black_box('!').to_simple_fold_case_map())
[INFO] [stdout] 36 +             b.iter(|| black_box('!').to_simple_fold_case())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_map` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |         assert_eq!('Σ'.to_simple_fold_case_map(), 'σ');
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 39 -         assert_eq!('Σ'.to_simple_fold_case_map(), 'σ');
[INFO] [stdout] 39 +         assert_eq!('Σ'.to_simple_fold_case(), 'σ');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_map` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:41:38
[INFO] [stdout]    |
[INFO] [stdout] 41 |             b.iter(|| black_box('Σ').to_simple_fold_case_map())
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 41 -             b.iter(|| black_box('Σ').to_simple_fold_case_map())
[INFO] [stdout] 41 +             b.iter(|| black_box('Σ').to_simple_fold_case())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_map` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 |         assert_eq!('う'.to_simple_fold_case_map(), 'う');
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 44 -         assert_eq!('う'.to_simple_fold_case_map(), 'う');
[INFO] [stdout] 44 +         assert_eq!('う'.to_simple_fold_case(), 'う');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_map` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:46:38
[INFO] [stdout]    |
[INFO] [stdout] 46 |             b.iter(|| black_box('う').to_simple_fold_case_map())
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 46 -             b.iter(|| black_box('う').to_simple_fold_case_map())
[INFO] [stdout] 46 +             b.iter(|| black_box('う').to_simple_fold_case())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_unicase` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |         assert_eq!('A'.to_simple_fold_case_unicase(), 'a');
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 50 -         assert_eq!('A'.to_simple_fold_case_unicase(), 'a');
[INFO] [stdout] 50 +         assert_eq!('A'.to_simple_fold_case(), 'a');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_unicase` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:52:38
[INFO] [stdout]    |
[INFO] [stdout] 52 |             b.iter(|| black_box('A').to_simple_fold_case_unicase())
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 52 -             b.iter(|| black_box('A').to_simple_fold_case_unicase())
[INFO] [stdout] 52 +             b.iter(|| black_box('A').to_simple_fold_case())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_unicase` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |         assert_eq!('!'.to_simple_fold_case_unicase(), '!');
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 55 -         assert_eq!('!'.to_simple_fold_case_unicase(), '!');
[INFO] [stdout] 55 +         assert_eq!('!'.to_simple_fold_case(), '!');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_unicase` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:57:38
[INFO] [stdout]    |
[INFO] [stdout] 57 |             b.iter(|| black_box('!').to_simple_fold_case_unicase())
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 57 -             b.iter(|| black_box('!').to_simple_fold_case_unicase())
[INFO] [stdout] 57 +             b.iter(|| black_box('!').to_simple_fold_case())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_unicase` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |         assert_eq!('Σ'.to_simple_fold_case_unicase(), 'σ');
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 60 -         assert_eq!('Σ'.to_simple_fold_case_unicase(), 'σ');
[INFO] [stdout] 60 +         assert_eq!('Σ'.to_simple_fold_case(), 'σ');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_unicase` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:62:38
[INFO] [stdout]    |
[INFO] [stdout] 62 |             b.iter(|| black_box('Σ').to_simple_fold_case_unicase())
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 62 -             b.iter(|| black_box('Σ').to_simple_fold_case_unicase())
[INFO] [stdout] 62 +             b.iter(|| black_box('Σ').to_simple_fold_case())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_unicase` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:65:24
[INFO] [stdout]    |
[INFO] [stdout] 65 |         assert_eq!('う'.to_simple_fold_case_unicase(), 'う');
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 65 -         assert_eq!('う'.to_simple_fold_case_unicase(), 'う');
[INFO] [stdout] 65 +         assert_eq!('う'.to_simple_fold_case(), 'う');
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_simple_fold_case_unicase` found for type `char` in the current scope
[INFO] [stdout]   --> benches/case.rs:67:38
[INFO] [stdout]    |
[INFO] [stdout] 67 |             b.iter(|| black_box('う').to_simple_fold_case_unicase())
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `to_simple_fold_case` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 67 -             b.iter(|| black_box('う').to_simple_fold_case_unicase())
[INFO] [stdout] 67 +             b.iter(|| black_box('う').to_simple_fold_case())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ib-unicode` (bench "case") due to 16 previous errors
[INFO] running `Command { std: "docker" "inspect" "c4b9a25b0a727e0e01cffaa16034b483b4b041089c15836514305a569bb92912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b9a25b0a727e0e01cffaa16034b483b4b041089c15836514305a569bb92912", kill_on_drop: false }`
[INFO] [stdout] c4b9a25b0a727e0e01cffaa16034b483b4b041089c15836514305a569bb92912