[INFO] cloning repository https://github.com/lukasjoc/tree-sitter-todoreadme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukasjoc/tree-sitter-todoreadme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasjoc%2Ftree-sitter-todoreadme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasjoc%2Ftree-sitter-todoreadme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3390f251dbdfbe20d691527a15f65ce5d6d8aca0
[INFO] checking lukasjoc/tree-sitter-todoreadme against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasjoc%2Ftree-sitter-todoreadme" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukasjoc/tree-sitter-todoreadme 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 git repo https://github.com/lukasjoc/tree-sitter-todoreadme
[INFO] finished tweaking git repo https://github.com/lukasjoc/tree-sitter-todoreadme
[INFO] tweaked toml for git repo https://github.com/lukasjoc/tree-sitter-todoreadme written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lukasjoc/tree-sitter-todoreadme 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 tree-sitter v0.20.9
[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] 35deae11fada2261c9e4b6feb4e21efbc03c33e7b5bdcd270be0588b62008084
[INFO] running `Command { std: "docker" "start" "-a" "35deae11fada2261c9e4b6feb4e21efbc03c33e7b5bdcd270be0588b62008084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35deae11fada2261c9e4b6feb4e21efbc03c33e7b5bdcd270be0588b62008084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35deae11fada2261c9e4b6feb4e21efbc03c33e7b5bdcd270be0588b62008084", kill_on_drop: false }`
[INFO] [stdout] 35deae11fada2261c9e4b6feb4e21efbc03c33e7b5bdcd270be0588b62008084
[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] 356f3bbc8c395aaf8f7ca31c043c71b01fa8ccd657e3f575fbb36cec8813465d
[INFO] running `Command { std: "docker" "start" "-a" "356f3bbc8c395aaf8f7ca31c043c71b01fa8ccd657e3f575fbb36cec8813465d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling tree-sitter v0.20.9
[INFO] [stderr]    Compiling tree-sitter-todoreadme v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1: In file included from src/parser.c:1:
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1: src/parser.c: In function 'ts_lex_keywords':
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1: src/tree_sitter/parser.h:139:3: warning: label 'next_state' defined but not used [-Wunused-label]
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1:   139 |   next_state:                   \
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1:       |   ^~~~~~~~~~
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1: src/parser.c:545:3: note: in expansion of macro 'START_LEXER'
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1:   545 |   START_LEXER();
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1:       |   ^~~~~~~~~~~
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "356f3bbc8c395aaf8f7ca31c043c71b01fa8ccd657e3f575fbb36cec8813465d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356f3bbc8c395aaf8f7ca31c043c71b01fa8ccd657e3f575fbb36cec8813465d", kill_on_drop: false }`
[INFO] [stdout] 356f3bbc8c395aaf8f7ca31c043c71b01fa8ccd657e3f575fbb36cec8813465d
[INFO] checking lukasjoc/tree-sitter-todoreadme against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukasjoc%2Ftree-sitter-todoreadme" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukasjoc/tree-sitter-todoreadme 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 git repo https://github.com/lukasjoc/tree-sitter-todoreadme
[INFO] finished tweaking git repo https://github.com/lukasjoc/tree-sitter-todoreadme
[INFO] tweaked toml for git repo https://github.com/lukasjoc/tree-sitter-todoreadme written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lukasjoc/tree-sitter-todoreadme 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] a725d539e25f63b8972468ab945a665b65ff8d1fc3ff742f809c5d8e3757bf70
[INFO] running `Command { std: "docker" "start" "-a" "a725d539e25f63b8972468ab945a665b65ff8d1fc3ff742f809c5d8e3757bf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a725d539e25f63b8972468ab945a665b65ff8d1fc3ff742f809c5d8e3757bf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a725d539e25f63b8972468ab945a665b65ff8d1fc3ff742f809c5d8e3757bf70", kill_on_drop: false }`
[INFO] [stdout] a725d539e25f63b8972468ab945a665b65ff8d1fc3ff742f809c5d8e3757bf70
[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] 9811a6bd6afbde153704244fdef9438b6ead9f98633a337277367eeca2c2a49b
[INFO] running `Command { std: "docker" "start" "-a" "9811a6bd6afbde153704244fdef9438b6ead9f98633a337277367eeca2c2a49b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]    Compiling tree-sitter v0.20.9
[INFO] [stderr]    Compiling tree-sitter-todoreadme v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1: In file included from src/parser.c:1:
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1: src/parser.c: In function 'ts_lex_keywords':
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1: src/tree_sitter/parser.h:139:3: warning: label 'next_state' defined but not used [-Wunused-label]
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1:   139 |   next_state:                   \
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1:       |   ^~~~~~~~~~
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1: src/parser.c:545:3: note: in expansion of macro 'START_LEXER'
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1:   545 |   START_LEXER();
[INFO] [stderr] warning: tree-sitter-todoreadme@0.0.1:       |   ^~~~~~~~~~~
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.7.1/src/exec.rs:848:13
[INFO] [stdout]     |
[INFO] [stdout] 848 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 849 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 850 | |                 self.cache.value(),
[INFO] [stdout] 851 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 862 | |                 Quit => return Some(Quit),
[INFO] [stdout] 863 | |             };
[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] running `Command { std: "docker" "inspect" "9811a6bd6afbde153704244fdef9438b6ead9f98633a337277367eeca2c2a49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9811a6bd6afbde153704244fdef9438b6ead9f98633a337277367eeca2c2a49b", kill_on_drop: false }`
[INFO] [stdout] 9811a6bd6afbde153704244fdef9438b6ead9f98633a337277367eeca2c2a49b