[INFO] cloning repository https://github.com/SReichelt/lang_tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SReichelt/lang_tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSReichelt%2Flang_tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSReichelt%2Flang_tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 589f1aff97a816c82b1f5e80fbf1459b676244ef
[INFO] testing SReichelt/lang_tools against beta-2025-04-20 for beta-1.87-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSReichelt%2Flang_tools" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SReichelt/lang_tools on toolchain beta-2025-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SReichelt/lang_tools
[INFO] finished tweaking git repo https://github.com/SReichelt/lang_tools
[INFO] tweaked toml for git repo https://github.com/SReichelt/lang_tools written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/SReichelt/lang_tools 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" "+beta-2025-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6b6c0dad505b7f5e21f5f26f468058bf01693f49828f6baae8ffbe236602c51
[INFO] running `Command { std: "docker" "start" "-a" "b6b6c0dad505b7f5e21f5f26f468058bf01693f49828f6baae8ffbe236602c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6b6c0dad505b7f5e21f5f26f468058bf01693f49828f6baae8ffbe236602c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b6c0dad505b7f5e21f5f26f468058bf01693f49828f6baae8ffbe236602c51", kill_on_drop: false }`
[INFO] [stdout] b6b6c0dad505b7f5e21f5f26f468058bf01693f49828f6baae8ffbe236602c51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0ad87ff01d51f95118232bdb9559ee8a771a3248404ca2ac5f07090f4ef4278
[INFO] running `Command { std: "docker" "start" "-a" "b0ad87ff01d51f95118232bdb9559ee8a771a3248404ca2ac5f07090f4ef4278", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling nonminmax v0.1.2 (https://github.com/stijnh/nonminmax.git#af702586)
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling castaway v0.2.3
[INFO] [stderr]    Compiling compact_str v0.8.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling temp-inst-derive v1.0.1 (https://github.com/SReichelt/temp-inst.git#eef1bff8)
[INFO] [stderr]    Compiling lang-def-derive v0.1.0 (/opt/rustwide/workdir/lang-def-derive)
[INFO] [stderr]    Compiling temp-inst v1.0.0 (https://github.com/SReichelt/temp-inst.git#eef1bff8)
[INFO] [stderr]    Compiling lang-def v0.1.0 (/opt/rustwide/workdir/lang-def)
[INFO] [stdout] error[E0284]: type annotations needed
[INFO] [stdout]    --> lang-def/src/parser.rs:293:5
[INFO] [stdout]     |
[INFO] [stdout] 293 |     fn span_str(&self, span: impl Spanned<Pos = Self::Pos>) -> Cow<'a, str>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `<Self as Iterator>::Item == _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lang-def` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "b0ad87ff01d51f95118232bdb9559ee8a771a3248404ca2ac5f07090f4ef4278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ad87ff01d51f95118232bdb9559ee8a771a3248404ca2ac5f07090f4ef4278", kill_on_drop: false }`
[INFO] [stdout] b0ad87ff01d51f95118232bdb9559ee8a771a3248404ca2ac5f07090f4ef4278