[INFO] fetching crate mochi-lang 0.1.1...
[INFO] testing mochi-lang-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mochi-lang 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate mochi-lang 0.1.1
[INFO] finished tweaking crates.io crate mochi-lang 0.1.1
[INFO] tweaked toml for crates.io crate mochi-lang 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mochi-lang 0.1.1 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 crates.io crate mochi-lang 0.1.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 801b65eee0648ed8880561d87303cb476793aa244a5a8c2a5c394d68152c674f
[INFO] running `Command { std: "docker" "start" "-a" "801b65eee0648ed8880561d87303cb476793aa244a5a8c2a5c394d68152c674f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "801b65eee0648ed8880561d87303cb476793aa244a5a8c2a5c394d68152c674f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "801b65eee0648ed8880561d87303cb476793aa244a5a8c2a5c394d68152c674f", kill_on_drop: false }`
[INFO] [stdout] 801b65eee0648ed8880561d87303cb476793aa244a5a8c2a5c394d68152c674f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 96bc5afe8226ec21ca4a558983707eb11d576aa6e71d4494f704939c245e1de2
[INFO] running `Command { std: "docker" "start" "-a" "96bc5afe8226ec21ca4a558983707eb11d576aa6e71d4494f704939c245e1de2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling mochi-lang v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(btree_extract_if)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(extract_if)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `btree_extract_if` has been stable since 1.91.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(btree_extract_if)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `extract_if` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(extract_if)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 2 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/types/type.rs:261:18
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 .extract_if(|_, v| matches!(v, Type::UncheckedFunction { .. }))
[INFO] [stdout]     |                  ^^^^^^^^^^---------------------------------------------------- argument #2 is missing
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/collections/btree/map.rs:1453:12
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 .extract_if(|_, v| matches!(v, Type::UncheckedFunction { .. }), /* pred */)
[INFO] [stdout]     |                                                                               ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `{closure@src/types/type.rs:261:29: 261:35}: RangeBounds<type_id::TypeId>` is not satisfied
[INFO] [stdout]    --> src/types/type.rs:261:29
[INFO] [stdout]     |
[INFO] [stdout] 261 |                 .extract_if(|_, v| matches!(v, Type::UncheckedFunction { .. }))
[INFO] [stdout]     |                  ---------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `RangeBounds<type_id::TypeId>` is not implemented for closure `{closure@src/types/type.rs:261:29: 261:35}`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `BTreeMap::<K, V, A>::extract_if`
[INFO] [stdout]    --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/collections/btree/map.rs:1453:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `collect` exists for struct `ExtractIf<'_, TypeId, Type, {closure@type.rs:261:29}, _>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/types/type.rs:262:18
[INFO] [stdout]     |
[INFO] [stdout] 260 |               let fns = types
[INFO] [stdout]     |  _______________________-
[INFO] [stdout] 261 | |                 .extract_if(|_, v| matches!(v, Type::UncheckedFunction { .. }))
[INFO] [stdout]     | |                             ------ doesn't satisfy `_: RangeBounds<TypeId>`
[INFO] [stdout] 262 | |                 .collect::<Vec<(TypeId, Type)>>();
[INFO] [stdout]     | |                 -^^^^^^^ method cannot be called due to unsatisfied trait bounds
[INFO] [stdout]     | |_________________|
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `{closure@src/types/type.rs:261:29: 261:35}: RangeBounds<type_id::TypeId>`
[INFO] [stdout]             which is required by `std::collections::btree_map::ExtractIf<'_, type_id::TypeId, r#type::Type, {closure@src/types/type.rs:261:29: 261:35}, _>: Iterator`
[INFO] [stdout]             `std::collections::btree_map::ExtractIf<'_, type_id::TypeId, r#type::Type, {closure@src/types/type.rs:261:29: 261:35}, _>: Iterator`
[INFO] [stdout]             which is required by `&mut std::collections::btree_map::ExtractIf<'_, type_id::TypeId, r#type::Type, {closure@src/types/type.rs:261:29: 261:35}, _>: Iterator`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/mochi-6f72dcd9c5922159.long-type-5201765688668876419.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mochi-lang` (bin "mochi") due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "96bc5afe8226ec21ca4a558983707eb11d576aa6e71d4494f704939c245e1de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96bc5afe8226ec21ca4a558983707eb11d576aa6e71d4494f704939c245e1de2", kill_on_drop: false }`
[INFO] [stdout] 96bc5afe8226ec21ca4a558983707eb11d576aa6e71d4494f704939c245e1de2
