[INFO] fetching crate readable-regex 0.1.0-alpha1...
[INFO] checking readable-regex-0.1.0-alpha1 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate readable-regex 0.1.0-alpha1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate readable-regex 0.1.0-alpha1 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate readable-regex 0.1.0-alpha1
[INFO] finished tweaking crates.io crate readable-regex 0.1.0-alpha1
[INFO] tweaked toml for crates.io crate readable-regex 0.1.0-alpha1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fancy-regex v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b1faa0418fa3b4576191e246c4499d05e76137a21d56ff27ee6947e712cc367
[INFO] running `Command { std: "docker" "start" "-a" "4b1faa0418fa3b4576191e246c4499d05e76137a21d56ff27ee6947e712cc367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b1faa0418fa3b4576191e246c4499d05e76137a21d56ff27ee6947e712cc367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1faa0418fa3b4576191e246c4499d05e76137a21d56ff27ee6947e712cc367", kill_on_drop: false }`
[INFO] [stdout] 4b1faa0418fa3b4576191e246c4499d05e76137a21d56ff27ee6947e712cc367
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d63624166a11f85e1f2ffe559276a416df92bb963fce8017ef0a37dc2a8494f
[INFO] running `Command { std: "docker" "start" "-a" "5d63624166a11f85e1f2ffe559276a416df92bb963fce8017ef0a37dc2a8494f", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking readable-regex v0.1.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `positive_look_ahead` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |     assert_eq!(positive_look_ahead("cat".into()).to_string(), "(?=cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `negative_look_ahead` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:172:16
[INFO] [stdout]     |
[INFO] [stdout] 172 |     assert_eq!(negative_look_ahead("cat".into()).to_string(), "(?!cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positive_look_behind` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:177:16
[INFO] [stdout]     |
[INFO] [stdout] 177 |     assert_eq!(positive_look_behind("cat".into()).to_string(), "(?<=cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `negative_look_behind` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:182:16
[INFO] [stdout]     |
[INFO] [stdout] 182 |     assert_eq!(negative_look_behind("cat".into()).to_string(), "(?<!cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `readable-regex` (test "fn_api") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "5d63624166a11f85e1f2ffe559276a416df92bb963fce8017ef0a37dc2a8494f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d63624166a11f85e1f2ffe559276a416df92bb963fce8017ef0a37dc2a8494f", kill_on_drop: false }`
[INFO] [stdout] 5d63624166a11f85e1f2ffe559276a416df92bb963fce8017ef0a37dc2a8494f
[INFO] checking readable-regex-0.1.0-alpha1 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate readable-regex 0.1.0-alpha1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate readable-regex 0.1.0-alpha1 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate readable-regex 0.1.0-alpha1
[INFO] finished tweaking crates.io crate readable-regex 0.1.0-alpha1
[INFO] tweaked toml for crates.io crate readable-regex 0.1.0-alpha1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0ce7670e86e0977f72ab69e8b22d197abfef2319aefaa5f7680133518e9266f
[INFO] running `Command { std: "docker" "start" "-a" "b0ce7670e86e0977f72ab69e8b22d197abfef2319aefaa5f7680133518e9266f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0ce7670e86e0977f72ab69e8b22d197abfef2319aefaa5f7680133518e9266f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ce7670e86e0977f72ab69e8b22d197abfef2319aefaa5f7680133518e9266f", kill_on_drop: false }`
[INFO] [stdout] b0ce7670e86e0977f72ab69e8b22d197abfef2319aefaa5f7680133518e9266f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 42cc64cdb83a685ced3a7f95d71b888382e01a83b92bde116301c7927b7ab9f9
[INFO] running `Command { std: "docker" "start" "-a" "42cc64cdb83a685ced3a7f95d71b888382e01a83b92bde116301c7927b7ab9f9", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking readable-regex v0.1.0-alpha1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `positive_look_ahead` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |     assert_eq!(positive_look_ahead("cat".into()).to_string(), "(?=cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `negative_look_ahead` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:172:16
[INFO] [stdout]     |
[INFO] [stdout] 172 |     assert_eq!(negative_look_ahead("cat".into()).to_string(), "(?!cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `positive_look_behind` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:177:16
[INFO] [stdout]     |
[INFO] [stdout] 177 |     assert_eq!(positive_look_behind("cat".into()).to_string(), "(?<=cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `negative_look_behind` in this scope
[INFO] [stdout]    --> tests/fn_api.rs:182:16
[INFO] [stdout]     |
[INFO] [stdout] 182 |     assert_eq!(negative_look_behind("cat".into()).to_string(), "(?<!cat)");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `readable-regex` (test "fn_api") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "42cc64cdb83a685ced3a7f95d71b888382e01a83b92bde116301c7927b7ab9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42cc64cdb83a685ced3a7f95d71b888382e01a83b92bde116301c7927b7ab9f9", kill_on_drop: false }`
[INFO] [stdout] 42cc64cdb83a685ced3a7f95d71b888382e01a83b92bde116301c7927b7ab9f9
