[INFO] fetching crate rbuf 0.2.0...
[INFO] testing rbuf-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rbuf 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rbuf 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rbuf 0.2.0
[INFO] tweaked toml for crates.io crate rbuf 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbuf 0.2.0 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] crate crates.io crate rbuf 0.2.0 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 314a4a01fb52d3e65524dd442eae4153ca8d4fd54bf383854f400f9f6d4e65d9
[INFO] running `Command { std: "docker" "start" "-a" "314a4a01fb52d3e65524dd442eae4153ca8d4fd54bf383854f400f9f6d4e65d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "314a4a01fb52d3e65524dd442eae4153ca8d4fd54bf383854f400f9f6d4e65d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314a4a01fb52d3e65524dd442eae4153ca8d4fd54bf383854f400f9f6d4e65d9", kill_on_drop: false }`
[INFO] [stdout] 314a4a01fb52d3e65524dd442eae4153ca8d4fd54bf383854f400f9f6d4e65d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 64e27fba8371ea28a5581d946ae3716262ea651e6a52b90ada472f286679f4c9
[INFO] running `Command { std: "docker" "start" "-a" "64e27fba8371ea28a5581d946ae3716262ea651e6a52b90ada472f286679f4c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "64e27fba8371ea28a5581d946ae3716262ea651e6a52b90ada472f286679f4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64e27fba8371ea28a5581d946ae3716262ea651e6a52b90ada472f286679f4c9", kill_on_drop: false }`
[INFO] [stdout] 64e27fba8371ea28a5581d946ae3716262ea651e6a52b90ada472f286679f4c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dd1d6ba29d5494f4ec2e852aa6f198d546cb9888ce81aaa1ccb2e1062af17afc
[INFO] running `Command { std: "docker" "start" "-a" "dd1d6ba29d5494f4ec2e852aa6f198d546cb9888ce81aaa1ccb2e1062af17afc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "dd1d6ba29d5494f4ec2e852aa6f198d546cb9888ce81aaa1ccb2e1062af17afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd1d6ba29d5494f4ec2e852aa6f198d546cb9888ce81aaa1ccb2e1062af17afc", kill_on_drop: false }`
[INFO] [stdout] dd1d6ba29d5494f4ec2e852aa6f198d546cb9888ce81aaa1ccb2e1062af17afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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", kill_on_drop: false }`
[INFO] [stdout] ecdbbb3ef48b1326676f50bedd925601a59749cb5d7e2b9c16ef87285c08a2af
[INFO] running `Command { std: "docker" "start" "-a" "ecdbbb3ef48b1326676f50bedd925601a59749cb5d7e2b9c16ef87285c08a2af", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rbuf-737f74574bb36b59)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-e34401d7d89b892f)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test back_ops ... ok
[INFO] [stdout] test buf_index ... ok
[INFO] [stdout] test boxed_slice ... ok
[INFO] [stdout] test double_ended_iter ... ok
[INFO] [stdout] test buf_len ... ok
[INFO] [stdout] test front_back_mut ... ok
[INFO] [stdout] test iter_eq ... ok
[INFO] [stdout] test iter_next ... ok
[INFO] [stdout] test iter_size_hint ... ok
[INFO] [stdout] test mutating_iter ... ok
[INFO] [stdout] test ring_buf_macro ... ok
[INFO] [stdout] test rearrangement ... ok
[INFO] [stdout] test front_ops ... ok
[INFO] [stdout] test no_mutable_iterator_with_zst - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbuf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ring_buf (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ecdbbb3ef48b1326676f50bedd925601a59749cb5d7e2b9c16ef87285c08a2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecdbbb3ef48b1326676f50bedd925601a59749cb5d7e2b9c16ef87285c08a2af", kill_on_drop: false }`
[INFO] [stdout] ecdbbb3ef48b1326676f50bedd925601a59749cb5d7e2b9c16ef87285c08a2af
