[INFO] fetching crate simple-bits 1.0.1...
[INFO] testing simple-bits-1.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate simple-bits 1.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate simple-bits 1.0.1
[INFO] finished tweaking crates.io crate simple-bits 1.0.1
[INFO] tweaked toml for crates.io crate simple-bits 1.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-bits 1.0.1 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] 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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8f19be225892310a1c6cec98b559fcade5f9f7e0f2b265a5650724f722b50a1
[INFO] running `Command { std: "docker" "start" "-a" "c8f19be225892310a1c6cec98b559fcade5f9f7e0f2b265a5650724f722b50a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8f19be225892310a1c6cec98b559fcade5f9f7e0f2b265a5650724f722b50a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f19be225892310a1c6cec98b559fcade5f9f7e0f2b265a5650724f722b50a1", kill_on_drop: false }`
[INFO] [stdout] c8f19be225892310a1c6cec98b559fcade5f9f7e0f2b265a5650724f722b50a1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87c20dcdef8b1bfa998f1ec5385c17d473ac8479f2f21eb55e7f325c37694001
[INFO] running `Command { std: "docker" "start" "-a" "87c20dcdef8b1bfa998f1ec5385c17d473ac8479f2f21eb55e7f325c37694001", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-bits v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "87c20dcdef8b1bfa998f1ec5385c17d473ac8479f2f21eb55e7f325c37694001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c20dcdef8b1bfa998f1ec5385c17d473ac8479f2f21eb55e7f325c37694001", kill_on_drop: false }`
[INFO] [stdout] 87c20dcdef8b1bfa998f1ec5385c17d473ac8479f2f21eb55e7f325c37694001
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa9b9ed89106a8184b09e417fdcf0a6ba3a5d261d9ba43c196d752386a4bc27f
[INFO] running `Command { std: "docker" "start" "-a" "aa9b9ed89106a8184b09e417fdcf0a6ba3a5d261d9ba43c196d752386a4bc27f", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-bits v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/lib.rs:66:35
[INFO] [stdout]    |
[INFO] [stdout] 66 |         assert_eq!(0xdeadbeef_u32.extract_bits(0..16), 0xbeef);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `BitsExt::extract_bits(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/lib.rs:67:35
[INFO] [stdout]    |
[INFO] [stdout] 67 |         assert_eq!(0xdeadbeef_u32.extract_bits(16..32), 0xdead);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `BitsExt::extract_bits(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "aa9b9ed89106a8184b09e417fdcf0a6ba3a5d261d9ba43c196d752386a4bc27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9b9ed89106a8184b09e417fdcf0a6ba3a5d261d9ba43c196d752386a4bc27f", kill_on_drop: false }`
[INFO] [stdout] aa9b9ed89106a8184b09e417fdcf0a6ba3a5d261d9ba43c196d752386a4bc27f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b86436b3666ff361d9b84a26ec23e0a7f820928912094761c1caf121ca8c841
[INFO] running `Command { std: "docker" "start" "-a" "4b86436b3666ff361d9b84a26ec23e0a7f820928912094761c1caf121ca8c841", kill_on_drop: false }`
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/lib.rs:66:35
[INFO] [stderr]    |
[INFO] [stderr] 66 |         assert_eq!(0xdeadbeef_u32.extract_bits(0..16), 0xbeef);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: call with fully qualified syntax `BitsExt::extract_bits(...)` to keep using the current method
[INFO] [stderr]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/lib.rs:67:35
[INFO] [stderr]    |
[INFO] [stderr] 67 |         assert_eq!(0xdeadbeef_u32.extract_bits(16..32), 0xdead);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: call with fully qualified syntax `BitsExt::extract_bits(...)` to keep using the current method
[INFO] [stderr]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: `simple-bits` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_bits-ca30f908b4bd7ec5)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::replace_bits ... ok
[INFO] [stdout] test tests::single_bit ... ok
[INFO] [stdout] test tests::extract_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_bits
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b86436b3666ff361d9b84a26ec23e0a7f820928912094761c1caf121ca8c841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b86436b3666ff361d9b84a26ec23e0a7f820928912094761c1caf121ca8c841", kill_on_drop: false }`
[INFO] [stdout] 4b86436b3666ff361d9b84a26ec23e0a7f820928912094761c1caf121ca8c841
