[INFO] fetching crate luau-ast-rs 0.1.29...
[INFO] checking luau-ast-rs-0.1.29 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate luau-ast-rs 0.1.29 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate luau-ast-rs 0.1.29 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate luau-ast-rs 0.1.29
[INFO] finished tweaking crates.io crate luau-ast-rs 0.1.29
[INFO] tweaked toml for crates.io crate luau-ast-rs 0.1.29 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate luau-ast-rs 0.1.29 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded luau-ast-rs-grammar v0.0.2
[INFO] [stderr]   Downloaded tree-sitter v0.20.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd37df7cec28c2f2588087ae9bdd68709d0aee10865598ddcf74175e0617f037
[INFO] running `Command { std: "docker" "start" "-a" "bd37df7cec28c2f2588087ae9bdd68709d0aee10865598ddcf74175e0617f037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd37df7cec28c2f2588087ae9bdd68709d0aee10865598ddcf74175e0617f037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd37df7cec28c2f2588087ae9bdd68709d0aee10865598ddcf74175e0617f037", kill_on_drop: false }`
[INFO] [stdout] bd37df7cec28c2f2588087ae9bdd68709d0aee10865598ddcf74175e0617f037
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da9f83b893de8727d2343bd6e027b7d970667ea29015255c1e08f3aefb4eae35
[INFO] running `Command { std: "docker" "start" "-a" "da9f83b893de8727d2343bd6e027b7d970667ea29015255c1e08f3aefb4eae35", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling luau-ast-rs-grammar v0.0.2
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking luau-ast-rs v0.1.29 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "da9f83b893de8727d2343bd6e027b7d970667ea29015255c1e08f3aefb4eae35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da9f83b893de8727d2343bd6e027b7d970667ea29015255c1e08f3aefb4eae35", kill_on_drop: false }`
[INFO] [stdout] da9f83b893de8727d2343bd6e027b7d970667ea29015255c1e08f3aefb4eae35
[INFO] checking luau-ast-rs-0.1.29 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate luau-ast-rs 0.1.29 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate luau-ast-rs 0.1.29 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate luau-ast-rs 0.1.29
[INFO] finished tweaking crates.io crate luau-ast-rs 0.1.29
[INFO] tweaked toml for crates.io crate luau-ast-rs 0.1.29 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate luau-ast-rs 0.1.29 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eba72a097057e3e6ee2801030fb76e6e3188fc035e4b8089afeee437fd113e84
[INFO] running `Command { std: "docker" "start" "-a" "eba72a097057e3e6ee2801030fb76e6e3188fc035e4b8089afeee437fd113e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eba72a097057e3e6ee2801030fb76e6e3188fc035e4b8089afeee437fd113e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba72a097057e3e6ee2801030fb76e6e3188fc035e4b8089afeee437fd113e84", kill_on_drop: false }`
[INFO] [stdout] eba72a097057e3e6ee2801030fb76e6e3188fc035e4b8089afeee437fd113e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 541e21cf44cdf14db88277f8f7d3b0a87e4b530e4d923d5270064937c4c1413a
[INFO] running `Command { std: "docker" "start" "-a" "541e21cf44cdf14db88277f8f7d3b0a87e4b530e4d923d5270064937c4c1413a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling luau-ast-rs-grammar v0.0.2
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.8.4/src/exec.rs:899:13
[INFO] [stdout]     |
[INFO] [stdout] 899 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 900 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 901 | |                 self.cache.value(),
[INFO] [stdout] 902 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 913 | |                 Quit => return Some(Quit),
[INFO] [stdout] 914 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "541e21cf44cdf14db88277f8f7d3b0a87e4b530e4d923d5270064937c4c1413a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "541e21cf44cdf14db88277f8f7d3b0a87e4b530e4d923d5270064937c4c1413a", kill_on_drop: false }`
[INFO] [stdout] 541e21cf44cdf14db88277f8f7d3b0a87e4b530e4d923d5270064937c4c1413a