[INFO] fetching crate typiskt 0.1.0...
[INFO] testing typiskt-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate typiskt 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate typiskt 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate typiskt 0.1.0
[INFO] tweaked toml for crates.io crate typiskt 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate typiskt 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate typiskt 0.1.0 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-2026-04-21" "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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44d7066911caad07c6513e564166058ef5ac362c8e837684e603dea9c88dd8c9
[INFO] running `Command { std: "docker" "start" "-a" "44d7066911caad07c6513e564166058ef5ac362c8e837684e603dea9c88dd8c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44d7066911caad07c6513e564166058ef5ac362c8e837684e603dea9c88dd8c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d7066911caad07c6513e564166058ef5ac362c8e837684e603dea9c88dd8c9", kill_on_drop: false }`
[INFO] [stdout] 44d7066911caad07c6513e564166058ef5ac362c8e837684e603dea9c88dd8c9
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce241992ffe7c1d354c57e79951902a748b5095304e201d42cebc70712dda057
[INFO] running `Command { std: "docker" "start" "-a" "ce241992ffe7c1d354c57e79951902a748b5095304e201d42cebc70712dda057", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.2
[INFO] [stderr]    Compiling env_logger v0.11.5
[INFO] [stderr]    Compiling typiskt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.68s
[INFO] running `Command { std: "docker" "inspect" "ce241992ffe7c1d354c57e79951902a748b5095304e201d42cebc70712dda057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce241992ffe7c1d354c57e79951902a748b5095304e201d42cebc70712dda057", kill_on_drop: false }`
[INFO] [stdout] ce241992ffe7c1d354c57e79951902a748b5095304e201d42cebc70712dda057
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69935a7e6908f5b04164303bbb87477fa133763070af3cfbe233085e85cc0a1a
[INFO] running `Command { std: "docker" "start" "-a" "69935a7e6908f5b04164303bbb87477fa133763070af3cfbe233085e85cc0a1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling typiskt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `tyr` in this scope
[INFO] [stdout]  --> examples/print.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tyr::ty::*;
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `tyr`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tyr`, use `cargo add tyr` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tyr` in this scope
[INFO] [stdout]  --> examples/print.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tyr::unifier::*;
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `tyr`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tyr`, use `cargo add tyr` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `tyr::ty::*`, `tyr::unifier::*`
[INFO] [stdout]  --> examples/print.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tyr::ty::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 2 | use tyr::unifier::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tyr` in this scope
[INFO] [stdout]  --> examples/chain.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tyr::ty::*;
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `tyr`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tyr`, use `cargo add tyr` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tyr` in this scope
[INFO] [stdout]  --> examples/chain.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tyr::unifier::*;
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `tyr`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tyr`, use `cargo add tyr` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `tyr::ty::*`, `tyr::unifier::*`
[INFO] [stdout]  --> examples/chain.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tyr::ty::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 2 | use tyr::unifier::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Unifier` in this scope
[INFO] [stdout]  --> examples/print.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut unifier = Unifier::new();
[INFO] [stdout]   |                       ^^^^^^^ use of undeclared type `Unifier`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Constraint` in this scope
[INFO] [stdout]   --> examples/print.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 |     unifier.add_constraint(Constraint::new(
[INFO] [stdout]    |                            ^^^^^^^^^^ use of undeclared type `Constraint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/print.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         Ty::Data(TypeId(0), vec![]),
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `TypeId` in this scope
[INFO] [stdout]   --> examples/print.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |         Ty::Data(TypeId(0), vec![]),
[INFO] [stdout]    |                  ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/print.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         Ty::Func(
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/print.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 |             Box::new(Ty::Var(String::from("a"))),
[INFO] [stdout]    |                      ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/print.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |             Box::new(Ty::Var(String::from("b"))),
[INFO] [stdout]    |                      ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `typiskt` (example "print") due to 10 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: cannot find type `Unifier` in this scope
[INFO] [stdout]  --> examples/chain.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut unifier = Unifier::new();
[INFO] [stdout]   |                       ^^^^^^^ use of undeclared type `Unifier`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Constraint` in this scope
[INFO] [stdout]  --> examples/chain.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unifier.add_constraint(Constraint::new(
[INFO] [stdout]   |                            ^^^^^^^^^^ use of undeclared type `Constraint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/chain.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         Ty::Var("b".to_string()),
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/chain.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         Ty::Var("c".to_string()),
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Constraint` in this scope
[INFO] [stdout]   --> examples/chain.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |     unifier.add_constraint(Constraint::new(
[INFO] [stdout]    |                            ^^^^^^^^^^ use of undeclared type `Constraint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/chain.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Ty::Var("b".to_string()),
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/chain.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Ty::Data(TypeId(1), vec![]),
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `TypeId` in this scope
[INFO] [stdout]   --> examples/chain.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         Ty::Data(TypeId(1), vec![]),
[INFO] [stdout]    |                  ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Constraint` in this scope
[INFO] [stdout]   --> examples/chain.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 |     unifier.add_constraint(Constraint::new(
[INFO] [stdout]    |                            ^^^^^^^^^^ use of undeclared type `Constraint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/chain.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Ty::Var("c".to_string()),
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/chain.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Ty::Data(TypeId(1), vec![]),
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `TypeId` in this scope
[INFO] [stdout]   --> examples/chain.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Ty::Data(TypeId(1), vec![]),
[INFO] [stdout]    |                  ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Constraint` in this scope
[INFO] [stdout]   --> examples/chain.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 |     unifier.add_constraint(Constraint::new(
[INFO] [stdout]    |                            ^^^^^^^^^^ use of undeclared type `Constraint`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/chain.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         Ty::Var("a".to_string()),
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Ty` in this scope
[INFO] [stdout]   --> examples/chain.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         Ty::Var("b".to_string()),
[INFO] [stdout]    |         ^^ use of undeclared type `Ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `typiskt` (example "chain") due to 18 previous errors
[INFO] running `Command { std: "docker" "inspect" "69935a7e6908f5b04164303bbb87477fa133763070af3cfbe233085e85cc0a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69935a7e6908f5b04164303bbb87477fa133763070af3cfbe233085e85cc0a1a", kill_on_drop: false }`
[INFO] [stdout] 69935a7e6908f5b04164303bbb87477fa133763070af3cfbe233085e85cc0a1a
