[INFO] cloning repository https://github.com/mrpedrobraga/ui-composer-data-structures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrpedrobraga/ui-composer-data-structures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrpedrobraga%2Fui-composer-data-structures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrpedrobraga%2Fui-composer-data-structures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 801a3ab64e5961d1103dcfa1837e7b1d631b51f1
[INFO] testing mrpedrobraga/ui-composer-data-structures against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrpedrobraga%2Fui-composer-data-structures" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mrpedrobraga/ui-composer-data-structures
[INFO] finished tweaking git repo https://github.com/mrpedrobraga/ui-composer-data-structures
[INFO] tweaked toml for git repo https://github.com/mrpedrobraga/ui-composer-data-structures written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mrpedrobraga/ui-composer-data-structures 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 git repo https://github.com/mrpedrobraga/ui-composer-data-structures 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b3bc8b93735c891ce9faccf626da631d94628fb3c70ce492c98c373643576b5f
[INFO] running `Command { std: "docker" "start" "-a" "b3bc8b93735c891ce9faccf626da631d94628fb3c70ce492c98c373643576b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3bc8b93735c891ce9faccf626da631d94628fb3c70ce492c98c373643576b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3bc8b93735c891ce9faccf626da631d94628fb3c70ce492c98c373643576b5f", kill_on_drop: false }`
[INFO] [stdout] b3bc8b93735c891ce9faccf626da631d94628fb3c70ce492c98c373643576b5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2941f209edde251505e739fa00c76fa4eaf049c7c8dd6c7d6a8325b6d09fab44
[INFO] running `Command { std: "docker" "start" "-a" "2941f209edde251505e739fa00c76fa4eaf049c7c8dd6c7d6a8325b6d09fab44", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling futures-time v3.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling gensym v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling futures-signals v0.3.34
[INFO] [stderr]    Compiling ui-composer-data-structures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/paginator/mod.rs:130:25
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn once<T>(element: &T) -> Once<T> {
[INFO] [stdout]     |                         ^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn once<T>(element: &T) -> Once<'_, T> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.64s
[INFO] running `Command { std: "docker" "inspect" "2941f209edde251505e739fa00c76fa4eaf049c7c8dd6c7d6a8325b6d09fab44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2941f209edde251505e739fa00c76fa4eaf049c7c8dd6c7d6a8325b6d09fab44", kill_on_drop: false }`
[INFO] [stdout] 2941f209edde251505e739fa00c76fa4eaf049c7c8dd6c7d6a8325b6d09fab44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f7255a78589e7b756c66c74c24986a1634719464e23b8ca7cc2d4f04411d1847
[INFO] running `Command { std: "docker" "start" "-a" "f7255a78589e7b756c66c74c24986a1634719464e23b8ca7cc2d4f04411d1847", kill_on_drop: false }`
[INFO] [stderr]    Compiling ui-composer-data-structures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/paginator/mod.rs:130:25
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn once<T>(element: &T) -> Once<T> {
[INFO] [stdout]     |                         ^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn once<T>(element: &T) -> Once<'_, T> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/paginator/mod.rs:130:25
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn once<T>(element: &T) -> Once<T> {
[INFO] [stdout]     |                         ^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn once<T>(element: &T) -> Once<'_, T> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "f7255a78589e7b756c66c74c24986a1634719464e23b8ca7cc2d4f04411d1847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7255a78589e7b756c66c74c24986a1634719464e23b8ca7cc2d4f04411d1847", kill_on_drop: false }`
[INFO] [stdout] f7255a78589e7b756c66c74c24986a1634719464e23b8ca7cc2d4f04411d1847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6591c7bfcc5d0a9f991e105b4601f21ad5630bc9ac5b374f0a989079ebaf05ca
[INFO] running `Command { std: "docker" "start" "-a" "6591c7bfcc5d0a9f991e105b4601f21ad5630bc9ac5b374f0a989079ebaf05ca", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/paginator/mod.rs:130:25
[INFO] [stderr]     |
[INFO] [stderr] 130 | pub fn once<T>(element: &T) -> Once<T> {
[INFO] [stderr]     |                         ^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 130 | pub fn once<T>(element: &T) -> Once<'_, T> {
[INFO] [stderr]     |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: `ui-composer-data-structures` (lib) generated 1 warning (run `cargo fix --lib -p ui-composer-data-structures` to apply 1 suggestion)
[INFO] [stderr] warning: `ui-composer-data-structures` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ui_composer_data_structures-750d3fd06bb80df8)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test paginator::adapters::test_chain_paginator ... ok
[INFO] [stdout] test paginator::adapters::test_enumerate_paginator ... ok
[INFO] [stdout] test paginator::test_once_paginator ... ok
[INFO] [stdout] test paginator::test_vec_paginator ... ok
[INFO] [stdout] test paginator::adapters::test_map_paginator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ui_composer_data_structures
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/paginator/mod.rs - paginator (line 11) ... ok
[INFO] [stdout] test src/paginator/mod.rs - paginator (line 49) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/paginator/mod.rs - paginator (line 49) stdout ----
[INFO] [stdout] error[E0599]: no method named `paginate` found for struct `Vec<{integer}>` in the current scope
[INFO] [stdout]  --> src/paginator/mod.rs:51:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | v.paginate().map(|x| println!("{x}"));
[INFO] [stdout]   |   ^^^^^^^^ method not found in `Vec<{integer}>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/paginator/mod.rs - paginator (line 49)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.36s; merged doctests compilation took 0.13s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6591c7bfcc5d0a9f991e105b4601f21ad5630bc9ac5b374f0a989079ebaf05ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6591c7bfcc5d0a9f991e105b4601f21ad5630bc9ac5b374f0a989079ebaf05ca", kill_on_drop: false }`
[INFO] [stdout] 6591c7bfcc5d0a9f991e105b4601f21ad5630bc9ac5b374f0a989079ebaf05ca
