[INFO] cloning repository https://github.com/ryanpbrewster/bbuf-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanpbrewster/bbuf-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanpbrewster%2Fbbuf-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanpbrewster%2Fbbuf-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 900b65097042ed044ac0b1e72af14e098609f326
[INFO] testing ryanpbrewster/bbuf-rs against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanpbrewster%2Fbbuf-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ryanpbrewster/bbuf-rs
[INFO] finished tweaking git repo https://github.com/ryanpbrewster/bbuf-rs
[INFO] tweaked toml for git repo https://github.com/ryanpbrewster/bbuf-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ryanpbrewster/bbuf-rs on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ryanpbrewster/bbuf-rs 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-2026-01-20" "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-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f4b8b44f94c0346e594098617a2c14f86932f912515bb4126fabfd631c59b88
[INFO] running `Command { std: "docker" "start" "-a" "6f4b8b44f94c0346e594098617a2c14f86932f912515bb4126fabfd631c59b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f4b8b44f94c0346e594098617a2c14f86932f912515bb4126fabfd631c59b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4b8b44f94c0346e594098617a2c14f86932f912515bb4126fabfd631c59b88", kill_on_drop: false }`
[INFO] [stdout] 6f4b8b44f94c0346e594098617a2c14f86932f912515bb4126fabfd631c59b88
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fa74643e52948516d085398e15cf994fa70a20dc3348cc6b494b72061cf98e7
[INFO] running `Command { std: "docker" "start" "-a" "6fa74643e52948516d085398e15cf994fa70a20dc3348cc6b494b72061cf98e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling bbuf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/buffer.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn read(&mut self) -> Option<Lease> {
[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] 44 |     pub fn read(&mut self) -> Option<Lease<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "6fa74643e52948516d085398e15cf994fa70a20dc3348cc6b494b72061cf98e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa74643e52948516d085398e15cf994fa70a20dc3348cc6b494b72061cf98e7", kill_on_drop: false }`
[INFO] [stdout] 6fa74643e52948516d085398e15cf994fa70a20dc3348cc6b494b72061cf98e7
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b485ca6512426e416d9afda4d35e500e46ca50cef72f63758b160386361db56d
[INFO] running `Command { std: "docker" "start" "-a" "b485ca6512426e416d9afda4d35e500e46ca50cef72f63758b160386361db56d", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/buffer.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn read(&mut self) -> Option<Lease> {
[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] 44 |     pub fn read(&mut self) -> Option<Lease<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bbuf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/buffer.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn read(&mut self) -> Option<Lease> {
[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] 44 |     pub fn read(&mut self) -> Option<Lease<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "b485ca6512426e416d9afda4d35e500e46ca50cef72f63758b160386361db56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b485ca6512426e416d9afda4d35e500e46ca50cef72f63758b160386361db56d", kill_on_drop: false }`
[INFO] [stdout] b485ca6512426e416d9afda4d35e500e46ca50cef72f63758b160386361db56d
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b386f4122dde11e72db6e6fc7532f10c4923c7382f3682d0cd86c87ab9168d77
[INFO] running `Command { std: "docker" "start" "-a" "b386f4122dde11e72db6e6fc7532f10c4923c7382f3682d0cd86c87ab9168d77", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/buffer.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn read(&mut self) -> Option<Lease> {
[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] 44 |     pub fn read(&mut self) -> Option<Lease<'_>> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `bbuf` (lib) generated 1 warning (run `cargo fix --lib -p bbuf` to apply 1 suggestion)
[INFO] [stderr] warning: `bbuf` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bbuf-2775b7287f21a36f)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test buffer::test::write_during_read_lease ... ok
[INFO] [stdout] test buffer::test::write_wraparound ... ok
[INFO] [stdout] test tracker::test::long_write ... ok
[INFO] [stdout] test tracker::test::out_of_space ... ok
[INFO] [stdout] test tracker::test::basic_write_then_read ... ok
[INFO] [stdout] test tracker::test::long_wraparound_write ... ok
[INFO] [stdout] test tracker::test::wraparound ... ok
[INFO] [stdout] test sink::test::smoke ... ok
[INFO] [stdout] test buffer::test::smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bbuf
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b386f4122dde11e72db6e6fc7532f10c4923c7382f3682d0cd86c87ab9168d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b386f4122dde11e72db6e6fc7532f10c4923c7382f3682d0cd86c87ab9168d77", kill_on_drop: false }`
[INFO] [stdout] b386f4122dde11e72db6e6fc7532f10c4923c7382f3682d0cd86c87ab9168d77
