[INFO] fetching crate deskc-typeinfer 0.0.0...
[INFO] testing deskc-typeinfer-0.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate deskc-typeinfer 0.0.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate deskc-typeinfer 0.0.0
[INFO] finished tweaking crates.io crate deskc-typeinfer 0.0.0
[INFO] tweaked toml for crates.io crate deskc-typeinfer 0.0.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate deskc-typeinfer 0.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding ariadne v0.1.5 (available: v0.5.1)
[INFO] [stderr]       Adding chumsky v0.8.0 (available: v0.11.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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] 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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] add91f1eb108568445e10405c8747f4edc4e9304781d937e7f10759f26c03d64
[INFO] running `Command { std: "docker" "start" "-a" "add91f1eb108568445e10405c8747f4edc4e9304781d937e7f10759f26c03d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "add91f1eb108568445e10405c8747f4edc4e9304781d937e7f10759f26c03d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add91f1eb108568445e10405c8747f4edc4e9304781d937e7f10759f26c03d64", kill_on_drop: false }`
[INFO] [stdout] add91f1eb108568445e10405c8747f4edc4e9304781d937e7f10759f26c03d64
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a44f1559860c3bc7931ee0ad85061cafd45d98d0d717ead78ab54f3e6be62d60
[INFO] running `Command { std: "docker" "start" "-a" "a44f1559860c3bc7931ee0ad85061cafd45d98d0d717ead78ab54f3e6be62d60", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling deskc-file v0.0.0
[INFO] [stderr]    Compiling deskc-textual-diagnostics v0.0.0
[INFO] [stderr]    Compiling deskc-types v0.0.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling deskc-link v0.0.0
[INFO] [stderr]    Compiling deskc-hir v0.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling deskc-typeinfer v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Handler` is never constructed
[INFO] [stdout]  --> src/ty/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Handler {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExprTypes` is never constructed
[INFO] [stdout]    --> src/ty/mod.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 | pub struct ExprTypes {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "a44f1559860c3bc7931ee0ad85061cafd45d98d0d717ead78ab54f3e6be62d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a44f1559860c3bc7931ee0ad85061cafd45d98d0d717ead78ab54f3e6be62d60", kill_on_drop: false }`
[INFO] [stdout] a44f1559860c3bc7931ee0ad85061cafd45d98d0d717ead78ab54f3e6be62d60
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b231d1e47655ca93c1704e27494d26277b9f8553e31521db5ac67ddc40c9717
[INFO] running `Command { std: "docker" "start" "-a" "1b231d1e47655ca93c1704e27494d26277b9f8553e31521db5ac67ddc40c9717", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling deskc-tokens v0.0.0
[INFO] [stderr]    Compiling deskc-ast v0.0.0
[INFO] [stdout] warning: struct `Handler` is never constructed
[INFO] [stdout]  --> src/ty/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Handler {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExprTypes` is never constructed
[INFO] [stdout]    --> src/ty/mod.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 | pub struct ExprTypes {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ariadne v0.1.5
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling deskc-hirgen v0.0.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling chumsky v0.8.0
[INFO] [stderr]    Compiling deskc-lexer v0.0.0
[INFO] [stderr]    Compiling deskc-parser v0.0.0
[INFO] [stderr]    Compiling deskc-typeinfer v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Handler` is never constructed
[INFO] [stdout]  --> src/ty/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Handler {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExprTypes` is never constructed
[INFO] [stdout]    --> src/ty/mod.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 | pub struct ExprTypes {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.11s
[INFO] running `Command { std: "docker" "inspect" "1b231d1e47655ca93c1704e27494d26277b9f8553e31521db5ac67ddc40c9717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b231d1e47655ca93c1704e27494d26277b9f8553e31521db5ac67ddc40c9717", kill_on_drop: false }`
[INFO] [stdout] 1b231d1e47655ca93c1704e27494d26277b9f8553e31521db5ac67ddc40c9717
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01dd11901e8c237b75f7d4890c69d190093a21ed9dbdc026a60928cbe8edbc90
[INFO] running `Command { std: "docker" "start" "-a" "01dd11901e8c237b75f7d4890c69d190093a21ed9dbdc026a60928cbe8edbc90", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Handler` is never constructed
[INFO] [stderr]  --> src/ty/mod.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Handler {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ExprTypes` is never constructed
[INFO] [stderr]    --> src/ty/mod.rs:255:12
[INFO] [stderr]     |
[INFO] [stderr] 255 | pub struct ExprTypes {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `deskc-typeinfer` (lib) generated 2 warnings
[INFO] [stderr] warning: `deskc-typeinfer` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/deskc_typeinfer-d30835ba9aa56595)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test polymorphic_function::tests::function ... ok
[INFO] [stdout] test polymorphic_function::tests::function_existential ... ok
[INFO] [stdout] test polymorphic_function::tests::number ... ok
[INFO] [stdout] test tests::function ... ok
[INFO] [stdout] test tests::brand_subtype ... ok
[INFO] [stdout] test tests::brand_supertype ... ok
[INFO] [stdout] test tests::let_with_type ... ok
[INFO] [stdout] test tests::number ... ok
[INFO] [stdout] test tests::instantiate_label ... ok
[INFO] [stdout] test tests::let_ ... ok
[INFO] [stdout] test tests::infer ... ok
[INFO] [stdout] test tests::test_polymorphic_effectful ... ignored, not yet implemented
[INFO] [stdout] test tests::generic_function ... ok
[INFO] [stdout] test tests::test_continue_with_output ... ok
[INFO] [stdout] test tests::test_match ... ok
[INFO] [stdout] test ty::effect_expr::tests::simplify_sub ... ok
[INFO] [stdout] test ty::effect_expr::tests::simplify_add ... ok
[INFO] [stdout] test ty::effect_expr::tests::simplify_effects ... ok
[INFO] [stdout] test ty::effect_expr::tests::simplify_apply ... ok
[INFO] [stdout] test tests::let_function ... ok
[INFO] [stdout] test tests::label ... ok
[INFO] [stdout] test tests::typing_expressions ... ok
[INFO] [stdout] test tests::subtyping_sum_in_product ... ok
[INFO] [stdout] test tests::test_continue ... ok
[INFO] [stdout] test tests::handle ... ok
[INFO] [stdout] test tests::perform ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests deskc_typeinfer
[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] running `Command { std: "docker" "inspect" "01dd11901e8c237b75f7d4890c69d190093a21ed9dbdc026a60928cbe8edbc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01dd11901e8c237b75f7d4890c69d190093a21ed9dbdc026a60928cbe8edbc90", kill_on_drop: false }`
[INFO] [stdout] 01dd11901e8c237b75f7d4890c69d190093a21ed9dbdc026a60928cbe8edbc90
