[INFO] fetching crate abe 0.3.0-rc1...
[INFO] testing abe-0.3.0-rc1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate abe 0.3.0-rc1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate abe 0.3.0-rc1
[INFO] finished tweaking crates.io crate abe 0.3.0-rc1
[INFO] tweaked toml for crates.io crate abe 0.3.0-rc1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate abe 0.3.0-rc1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--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]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding anyhow v1.0.71 (available: v1.0.100)
[INFO] [stderr]       Adding arrayvec v0.7.2 (available: v0.7.6)
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding serde v1.0.160 (available: v1.0.228)
[INFO] [stderr]       Adding serde_derive v1.0.160 (available: v1.0.228)
[INFO] [stderr]       Adding thiserror v1.0.40 (available: v1.0.69)
[INFO] [stderr]       Adding thiserror-impl v1.0.40 (available: v1.0.69)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae603cb9e490d84ca8040d159d093d86f28970a908a87bc947fa6113d48082bf
[INFO] running `Command { std: "docker" "start" "-a" "ae603cb9e490d84ca8040d159d093d86f28970a908a87bc947fa6113d48082bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae603cb9e490d84ca8040d159d093d86f28970a908a87bc947fa6113d48082bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae603cb9e490d84ca8040d159d093d86f28970a908a87bc947fa6113d48082bf", kill_on_drop: false }`
[INFO] [stdout] ae603cb9e490d84ca8040d159d093d86f28970a908a87bc947fa6113d48082bf
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ebafb9b08149aebc40917250f82dda372230637d87ea27e036d56e851d3abe7
[INFO] running `Command { std: "docker" "start" "-a" "5ebafb9b08149aebc40917250f82dda372230637d87ea27e036d56e851d3abe7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling abe v0.3.0-rc1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     associated_type_bounds,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_as_chunks` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     slice_as_chunks,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `array_chunks`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     array_chunks,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unconstrained opaque type
[INFO] [stdout]   --> src/eval.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub type ABLIter = impl Iterator<Item = ABE>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ABLIter` must be used in combination with a concrete type within the same crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `split_array_ref` found for reference `&[ast::ABE]` in the current scope
[INFO] [stdout]    --> src/ast.rs:162:16
[INFO] [stdout]     |
[INFO] [stdout] 162 |         Ok(lst.split_array_ref())
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `split_at` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/slice/mod.rs:1946:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/eval.rs:73:9
[INFO] [stdout]     |
[INFO] [stdout]  68 | pub type ABLIter = impl Iterator<Item = ABE>;
[INFO] [stdout]     |                    ------------------------- the expected opaque type
[INFO] [stdout] ...
[INFO] [stdout]  72 |     fn into_iter(self) -> Self::IntoIter {
[INFO] [stdout]     |                           -------------- expected `ABLIter` because of return type
[INFO] [stdout]  73 |         self.items().map(|i| i.into())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected opaque type, found `Map<impl Iterator<Item = ABItem>, ...>`
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub fn items(self) -> impl Iterator<Item = ABItem> {
[INFO] [stdout]     |                           ---------------------------- the found opaque type
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected opaque type `ABLIter`
[INFO] [stdout]                     found struct `std::iter::Map<impl Iterator<Item = ABItem>, {closure@src/eval.rs:73:26: 73:29}>`
[INFO] [stdout] note: this item must have a `#[define_opaque(ABLIter)]` attribute to be able to define hidden types
[INFO] [stdout]    --> src/eval.rs:72:8
[INFO] [stdout]     |
[INFO] [stdout]  72 |     fn into_iter(self) -> Self::IntoIter {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `abe` (lib) due to 4 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5ebafb9b08149aebc40917250f82dda372230637d87ea27e036d56e851d3abe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ebafb9b08149aebc40917250f82dda372230637d87ea27e036d56e851d3abe7", kill_on_drop: false }`
[INFO] [stdout] 5ebafb9b08149aebc40917250f82dda372230637d87ea27e036d56e851d3abe7
