[INFO] fetching crate tarrasque 0.10.0...
[INFO] testing tarrasque-0.10.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tarrasque 0.10.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tarrasque 0.10.0
[INFO] finished tweaking crates.io crate tarrasque 0.10.0
[INFO] tweaked toml for crates.io crate tarrasque 0.10.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tarrasque 0.10.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding microbench v0.3.3 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 568bc6931640888ee3139223c41893892aa5cea26212ac90a0626108e60b637f
[INFO] running `Command { std: "docker" "start" "-a" "568bc6931640888ee3139223c41893892aa5cea26212ac90a0626108e60b637f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "568bc6931640888ee3139223c41893892aa5cea26212ac90a0626108e60b637f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568bc6931640888ee3139223c41893892aa5cea26212ac90a0626108e60b637f", kill_on_drop: false }`
[INFO] [stdout] 568bc6931640888ee3139223c41893892aa5cea26212ac90a0626108e60b637f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1d6bfdb574c8f3d3933c549c356ac72183fd9bab860f10227044f20aefd184ef
[INFO] running `Command { std: "docker" "start" "-a" "1d6bfdb574c8f3d3933c549c356ac72183fd9bab860f10227044f20aefd184ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling tarrasque-macro v0.10.0
[INFO] [stderr]    Compiling tarrasque v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::array::*`
[INFO] [stdout]   --> src/lib.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub use crate::array::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.70s
[INFO] running `Command { std: "docker" "inspect" "1d6bfdb574c8f3d3933c549c356ac72183fd9bab860f10227044f20aefd184ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6bfdb574c8f3d3933c549c356ac72183fd9bab860f10227044f20aefd184ef", kill_on_drop: false }`
[INFO] [stdout] 1d6bfdb574c8f3d3933c549c356ac72183fd9bab860f10227044f20aefd184ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ec0df7711567b6c957a4fab5eaf03ec56f14258b611eb2530e0b19000dfc6037
[INFO] running `Command { std: "docker" "start" "-a" "ec0df7711567b6c957a4fab5eaf03ec56f14258b611eb2530e0b19000dfc6037", kill_on_drop: false }`
[INFO] [stderr]    Compiling microbench v0.3.3
[INFO] [stdout] warning: unused import: `crate::array::*`
[INFO] [stdout]   --> src/lib.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub use crate::array::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tarrasque v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0403]: the name `'s` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> tests/lib.rs:87:21
[INFO] [stdout]    |
[INFO] [stdout] 84 | / extract! {
[INFO] [stdout] 85 | |     /// A list of values.
[INFO] [stdout] 86 | |     #[derive(Debug, PartialEq, Eq)]
[INFO] [stdout] 87 | |     pub struct List<'s, T, P>(parameter: P) where T: Extract<'s, P> + Span, P: Copy {
[INFO] [stdout]    | |                     ^^ already used
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | | }
[INFO] [stdout]    | |_- first use of `'s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `'s` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]    --> tests/lib.rs:121:22
[INFO] [stdout]     |
[INFO] [stdout] 118 | / extract! {
[INFO] [stdout] 119 | |     /// An array of four bytes.
[INFO] [stdout] 120 | |     #[derive(Debug, PartialEq, Eq)]
[INFO] [stdout] 121 | |     pub struct Array<'s>[4] {
[INFO] [stdout]     | |                      ^^ already used
[INFO] [stdout] ...   |
[INFO] [stdout] 127 | | }
[INFO] [stdout]     | |_- first use of `'s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::array::*`
[INFO] [stdout]   --> src/lib.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub use crate::array::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0403`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tarrasque` (test "lib") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ec0df7711567b6c957a4fab5eaf03ec56f14258b611eb2530e0b19000dfc6037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0df7711567b6c957a4fab5eaf03ec56f14258b611eb2530e0b19000dfc6037", kill_on_drop: false }`
[INFO] [stdout] ec0df7711567b6c957a4fab5eaf03ec56f14258b611eb2530e0b19000dfc6037
