[INFO] fetching crate lesbar 0.1.0...
[INFO] testing lesbar-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate lesbar 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate lesbar 0.1.0
[INFO] finished tweaking crates.io crate lesbar 0.1.0
[INFO] tweaked toml for crates.io crate lesbar 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lesbar 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lesbar 0.1.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.218
[INFO] [stderr]   Downloaded lesbar-macros v0.1.0
[INFO] [stderr]   Downloaded lesbar-text v0.1.0
[INFO] [stderr]   Downloaded semver v1.0.25
[INFO] [stderr]   Downloaded rstest_macros v0.21.0
[INFO] [stderr]   Downloaded serde v1.0.218
[INFO] [stderr]   Downloaded mitsein v0.6.1
[INFO] [stderr]   Downloaded rstest v0.21.0
[INFO] [stderr]   Downloaded winnow v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97d44f6c538c1f97ab9a69a1b5761d80abd280009f1557068e9a455f985b8cb7
[INFO] running `Command { std: "docker" "start" "-a" "97d44f6c538c1f97ab9a69a1b5761d80abd280009f1557068e9a455f985b8cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97d44f6c538c1f97ab9a69a1b5761d80abd280009f1557068e9a455f985b8cb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97d44f6c538c1f97ab9a69a1b5761d80abd280009f1557068e9a455f985b8cb7", kill_on_drop: false }`
[INFO] [stdout] 97d44f6c538c1f97ab9a69a1b5761d80abd280009f1557068e9a455f985b8cb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21b8631627b70c58481b2d2ef511ac91a8c0ab99b9f60888ac4fc4232e22fd05
[INFO] running `Command { std: "docker" "start" "-a" "21b8631627b70c58481b2d2ef511ac91a8c0ab99b9f60888ac4fc4232e22fd05", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling mitsein v0.6.1
[INFO] [stderr]    Compiling lesbar-text v0.1.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling lesbar-macros v0.1.0
[INFO] [stderr]    Compiling lesbar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "21b8631627b70c58481b2d2ef511ac91a8c0ab99b9f60888ac4fc4232e22fd05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b8631627b70c58481b2d2ef511ac91a8c0ab99b9f60888ac4fc4232e22fd05", kill_on_drop: false }`
[INFO] [stdout] 21b8631627b70c58481b2d2ef511ac91a8c0ab99b9f60888ac4fc4232e22fd05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 444b00cb9b305fdf8f6c3bd44170e491d3121b050c7513706820515c52a7dfd9
[INFO] running `Command { std: "docker" "start" "-a" "444b00cb9b305fdf8f6c3bd44170e491d3121b050c7513706820515c52a7dfd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling winnow v0.7.3
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling rstest_macros v0.21.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling lesbar-macros v0.1.0
[INFO] [stderr]    Compiling lesbar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rstest v0.21.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 23.81s
[INFO] running `Command { std: "docker" "inspect" "444b00cb9b305fdf8f6c3bd44170e491d3121b050c7513706820515c52a7dfd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "444b00cb9b305fdf8f6c3bd44170e491d3121b050c7513706820515c52a7dfd9", kill_on_drop: false }`
[INFO] [stdout] 444b00cb9b305fdf8f6c3bd44170e491d3121b050c7513706820515c52a7dfd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e6b9825c5d2c98901d8922dadeeda902f7e2fc73a90e8f9a64381f2f869ce1f
[INFO] running `Command { std: "docker" "start" "-a" "3e6b9825c5d2c98901d8922dadeeda902f7e2fc73a90e8f9a64381f2f869ce1f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lesbar-470407bdbbac52a8)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_01_only_one_char ... ok
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_04_japanese ... ok
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_06_whitespace ... ok
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_03_alphabet ... ok
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_08_non_text_prefix ... ok
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_09_combining ... ok
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_07_non_text_prefix ... ok
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_10_combining ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_01_only_one_grapheme ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_02_only_one_grapheme ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_03_alphabet ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_04_japanese ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_08_non_text_prefix ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_10_combining ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_09_combining ... ok
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_05_whitespace ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_06_whitespace ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_07_non_text_prefix ... ok
[INFO] [stdout] test tstring::tests::pop_grapheme_or_from_tstring_until_exhausted_then_tstring_eq::case_05_whitespace ... ok
[INFO] [stderr]    Doc-tests lesbar
[INFO] [stdout] test tstring::tests::pop_char_or_from_tstring_until_exhausted_then_tstring_eq::case_02_only_one_char ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3e6b9825c5d2c98901d8922dadeeda902f7e2fc73a90e8f9a64381f2f869ce1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e6b9825c5d2c98901d8922dadeeda902f7e2fc73a90e8f9a64381f2f869ce1f", kill_on_drop: false }`
[INFO] [stdout] 3e6b9825c5d2c98901d8922dadeeda902f7e2fc73a90e8f9a64381f2f869ce1f