[INFO] cloning repository https://github.com/SuperTails/langcraft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SuperTails/langcraft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperTails%2Flangcraft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperTails%2Flangcraft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cc84a1e4337896f224a27fb485b0ceb25f7408b
[INFO] documenting SuperTails/langcraft against beta-2025-09-21 for beta-rustdoc-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperTails%2Flangcraft" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SuperTails/langcraft
[INFO] finished tweaking git repo https://github.com/SuperTails/langcraft
[INFO] tweaked toml for git repo https://github.com/SuperTails/langcraft written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SuperTails/langcraft on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SuperTails/langcraft 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] documenting SuperTails/langcraft against beta-2025-09-21 for beta-rustdoc-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperTails%2Flangcraft" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SuperTails/langcraft
[INFO] finished tweaking git repo https://github.com/SuperTails/langcraft
[INFO] tweaked toml for git repo https://github.com/SuperTails/langcraft written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SuperTails/langcraft on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SuperTails/langcraft 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v100.2.0
[INFO] [stderr]   Downloaded syn v1.0.33
[INFO] [stderr]   Downloaded serde_json v1.0.56
[INFO] [stderr]   Downloaded llvm-ir v0.7.1
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 405566b7b79ae9bfb374412bf451e035c9b261df9f4ebed7c6b27cf25b08acf2
[INFO] running `Command { std: "docker" "start" "-a" "405566b7b79ae9bfb374412bf451e035c9b261df9f4ebed7c6b27cf25b08acf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "405566b7b79ae9bfb374412bf451e035c9b261df9f4ebed7c6b27cf25b08acf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "405566b7b79ae9bfb374412bf451e035c9b261df9f4ebed7c6b27cf25b08acf2", kill_on_drop: false }`
[INFO] [stdout] 405566b7b79ae9bfb374412bf451e035c9b261df9f4ebed7c6b27cf25b08acf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48110700cced69239853f7155a5f05d3efa8ad880a126a543a0cd0d178fe240a
[INFO] running `Command { std: "docker" "start" "-a" "48110700cced69239853f7155a5f05d3efa8ad880a126a543a0cd0d178fe240a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling llvm-ir v0.7.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling llvm-sys v100.2.0
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]  Documenting langcraft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking langcraft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]     --> src/compile_ir.rs:1656:30
[INFO] [stdout]      |
[INFO] [stdout] 1656 |         } else if let Some(((d, s), len)) = dest_align.zip(src_align).zip(as_const_32(len)).filter(|((d, s), _)| d % 4 == 0 && s % 4 == 0) {
[INFO] [stdout]      |                              ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]     --> src/compile_ir.rs:1656:33
[INFO] [stdout]      |
[INFO] [stdout] 1656 |         } else if let Some(((d, s), len)) = dest_align.zip(src_align).zip(as_const_32(len)).filter(|((d, s), _)| d % 4 == 0 && s % 4 == 0) {
[INFO] [stdout]      |                                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bits`
[INFO] [stdout]     --> src/compile_ir.rs:2064:36
[INFO] [stdout]      |
[INFO] [stdout] 2064 |         if let Type::IntegerType { bits } = &*op0_type {
[INFO] [stdout]      |                                    ^^^^ help: try ignoring the field: `bits: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]     --> src/compile_ir.rs:2127:17
[INFO] [stdout]      |
[INFO] [stdout] 2127 |     if let Some(value) = as_const_64(operand1) {
[INFO] [stdout]      |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bits`
[INFO] [stdout]     --> src/compile_ir.rs:2131:36
[INFO] [stdout]      |
[INFO] [stdout] 2131 |         if let Type::IntegerType { bits } = &*op0_type {
[INFO] [stdout]      |                                    ^^^^ help: try ignoring the field: `bits: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dest_pos` is assigned to, but never used
[INFO] [stdout]    --> src/interpreter.rs:957:25
[INFO] [stdout]     |
[INFO] [stdout] 957 |                 let mut dest_pos = pos;
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_dest_pos` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dest_pos` is never read
[INFO] [stdout]    --> src/interpreter.rs:961:21
[INFO] [stdout]     |
[INFO] [stdout] 961 |                     dest_pos = match target.to_string().as_str() {
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `all_dests` and `get_cond_dest` are never used
[INFO] [stdout]   --> src/analysis.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl AbstractBlock {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn all_dests(&self, func_starts: &HashMap<String, FunctionId>) -> Option<Vec<FunctionId>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn get_cond_dest(&self) -> Option<(ScoreHolder, FunctionId, FunctionId)> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `has_call_cycle` is never used
[INFO] [stdout]    --> src/analysis.rs:155:15
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub(crate) fn has_call_cycle(funcs: &[&Function], index: usize) -> bool {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `has_call_cycle_inner` is never used
[INFO] [stdout]    --> src/analysis.rs:160:4
[INFO] [stdout]     |
[INFO] [stdout] 160 | fn has_call_cycle_inner(funcs: &[&Function], index: usize, visited: &mut HashSet<usize>) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `BlockTree` is never used
[INFO] [stdout]    --> src/analysis.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 | pub(crate) type BlockTree<'a> = (DiGraph<ChainNode<'a>, BlockEdge>, NodeIndex<u32>);
[INFO] [stdout]     |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ChainNode` is never constructed
[INFO] [stdout]    --> src/analysis.rs:308:19
[INFO] [stdout]     |
[INFO] [stdout] 308 | pub(crate) struct ChainNode<'a> {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.65s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/langcraft/index.html and 1 other file
[INFO] running `Command { std: "docker" "inspect" "48110700cced69239853f7155a5f05d3efa8ad880a126a543a0cd0d178fe240a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48110700cced69239853f7155a5f05d3efa8ad880a126a543a0cd0d178fe240a", kill_on_drop: false }`
[INFO] [stdout] 48110700cced69239853f7155a5f05d3efa8ad880a126a543a0cd0d178fe240a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "+beta-2025-09-21" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e1091236ee7309d0361988a3dbb4fffd76fa6c5be64723afafa6e93f3bad205
[INFO] running `Command { std: "docker" "start" "-a" "2e1091236ee7309d0361988a3dbb4fffd76fa6c5be64723afafa6e93f3bad205", kill_on_drop: false }`
[INFO] [stderr]  Documenting langcraft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/langcraft/index.html
[INFO] running `Command { std: "docker" "inspect" "2e1091236ee7309d0361988a3dbb4fffd76fa6c5be64723afafa6e93f3bad205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1091236ee7309d0361988a3dbb4fffd76fa6c5be64723afafa6e93f3bad205", kill_on_drop: false }`
[INFO] [stdout] 2e1091236ee7309d0361988a3dbb4fffd76fa6c5be64723afafa6e93f3bad205
