[INFO] fetching crate calyx-utils 0.7.1...
[INFO] testing calyx-utils-0.7.1 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate calyx-utils 0.7.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate calyx-utils 0.7.1
[INFO] finished tweaking crates.io crate calyx-utils 0.7.1
[INFO] tweaked toml for crates.io crate calyx-utils 0.7.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate calyx-utils 0.7.1 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.11.0 (available: v0.14.0)
[INFO] [stderr]       Adding petgraph v0.6.5 (available: v0.8.3)
[INFO] [stderr]       Adding string-interner v0.14.0 (available: v0.19.0)
[INFO] [stderr]       Adding symbol_table v0.3.0 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd7138ba1ca9606fa77ebb86e0c8398b44dc525c62a554661dd79230a91838a2
[INFO] running `Command { std: "docker" "start" "-a" "dd7138ba1ca9606fa77ebb86e0c8398b44dc525c62a554661dd79230a91838a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd7138ba1ca9606fa77ebb86e0c8398b44dc525c62a554661dd79230a91838a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7138ba1ca9606fa77ebb86e0c8398b44dc525c62a554661dd79230a91838a2", kill_on_drop: false }`
[INFO] [stdout] dd7138ba1ca9606fa77ebb86e0c8398b44dc525c62a554661dd79230a91838a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46a9cdadf3faf5aa76ff055eb069172190953f7c760944acd4b85072364fa5cd
[INFO] running `Command { std: "docker" "start" "-a" "46a9cdadf3faf5aa76ff055eb069172190953f7c760944acd4b85072364fa5cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling zmij v1.0.17
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling symbol_table v0.3.0
[INFO] [stderr]    Compiling string-interner v0.14.0
[INFO] [stderr]    Compiling calyx-utils v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/position.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 SINGLETON.write(PositionTable::new());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/position.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |             SINGLETON.assume_init_mut()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.32s
[INFO] running `Command { std: "docker" "inspect" "46a9cdadf3faf5aa76ff055eb069172190953f7c760944acd4b85072364fa5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a9cdadf3faf5aa76ff055eb069172190953f7c760944acd4b85072364fa5cd", kill_on_drop: false }`
[INFO] [stdout] 46a9cdadf3faf5aa76ff055eb069172190953f7c760944acd4b85072364fa5cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b95421d3e030930d508cbd3ad5f043fc43a80cf62fb642ef18f31b4cb043233e
[INFO] running `Command { std: "docker" "start" "-a" "b95421d3e030930d508cbd3ad5f043fc43a80cf62fb642ef18f31b4cb043233e", kill_on_drop: false }`
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/position.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 SINGLETON.write(PositionTable::new());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/position.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |             SINGLETON.assume_init_mut()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling calyx-utils v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/position.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 SINGLETON.write(PositionTable::new());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/position.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |             SINGLETON.assume_init_mut()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "b95421d3e030930d508cbd3ad5f043fc43a80cf62fb642ef18f31b4cb043233e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95421d3e030930d508cbd3ad5f043fc43a80cf62fb642ef18f31b4cb043233e", kill_on_drop: false }`
[INFO] [stdout] b95421d3e030930d508cbd3ad5f043fc43a80cf62fb642ef18f31b4cb043233e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9844cb4f17df54a7fc126e31ba3a01131013163acc4ccbbb5b2e36c77dca78c0
[INFO] running `Command { std: "docker" "start" "-a" "9844cb4f17df54a7fc126e31ba3a01131013163acc4ccbbb5b2e36c77dca78c0", kill_on_drop: false }`
[INFO] [stderr] warning: creating a mutable reference to mutable static
[INFO] [stderr]    --> src/position.rs:114:17
[INFO] [stderr]     |
[INFO] [stderr] 114 |                 SINGLETON.write(PositionTable::new());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stderr]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: creating a mutable reference to mutable static
[INFO] [stderr]    --> src/position.rs:117:13
[INFO] [stderr]     |
[INFO] [stderr] 117 |             SINGLETON.assume_init_mut()
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stderr] 
[INFO] [stderr] warning: `calyx-utils` (lib) generated 2 warnings
[INFO] [stderr] warning: `calyx-utils` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/calyx_utils-a79a597089cc46f3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests calyx_utils
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/namegenerator.rs - namegenerator::NameGenerator::gen_name (line 29) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/namegenerator.rs - namegenerator::NameGenerator::gen_name (line 29) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `namegen` in this scope
[INFO] [stdout]   --> src/namegenerator.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | namegen.gen_name("seq");  // Generates "seq0"
[INFO] [stdout]    | ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `namegen` in this scope
[INFO] [stdout]   --> src/namegenerator.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | namegen.gen_name("seq");
[INFO] [stdout]    | ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/namegenerator.rs - namegenerator::NameGenerator::gen_name (line 29)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9844cb4f17df54a7fc126e31ba3a01131013163acc4ccbbb5b2e36c77dca78c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9844cb4f17df54a7fc126e31ba3a01131013163acc4ccbbb5b2e36c77dca78c0", kill_on_drop: false }`
[INFO] [stdout] 9844cb4f17df54a7fc126e31ba3a01131013163acc4ccbbb5b2e36c77dca78c0
