[INFO] fetching crate bflib 0.1.9...
[INFO] testing bflib-0.1.9 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate bflib 0.1.9 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate bflib 0.1.9
[INFO] finished tweaking crates.io crate bflib 0.1.9
[INFO] tweaked toml for crates.io crate bflib 0.1.9 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bflib 0.1.9 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 376b624cba8b54635206c20a1003c2e0599faeee376bb9c3b7628391c1fa7d12
[INFO] running `Command { std: "docker" "start" "-a" "376b624cba8b54635206c20a1003c2e0599faeee376bb9c3b7628391c1fa7d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "376b624cba8b54635206c20a1003c2e0599faeee376bb9c3b7628391c1fa7d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376b624cba8b54635206c20a1003c2e0599faeee376bb9c3b7628391c1fa7d12", kill_on_drop: false }`
[INFO] [stdout] 376b624cba8b54635206c20a1003c2e0599faeee376bb9c3b7628391c1fa7d12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c3d89b4652b697254fcb2788a34927dc2af2f796e7cfa6e94ae5bf0cc32087bc
[INFO] running `Command { std: "docker" "start" "-a" "c3d89b4652b697254fcb2788a34927dc2af2f796e7cfa6e94ae5bf0cc32087bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bflib_proc_macro v0.1.9
[INFO] [stderr]    Compiling bflib v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "c3d89b4652b697254fcb2788a34927dc2af2f796e7cfa6e94ae5bf0cc32087bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d89b4652b697254fcb2788a34927dc2af2f796e7cfa6e94ae5bf0cc32087bc", kill_on_drop: false }`
[INFO] [stdout] c3d89b4652b697254fcb2788a34927dc2af2f796e7cfa6e94ae5bf0cc32087bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4522d61e33bcda501a648e580684cd009aecd7c260a1542b07cccbdeee4e0dad
[INFO] running `Command { std: "docker" "start" "-a" "4522d61e33bcda501a648e580684cd009aecd7c260a1542b07cccbdeee4e0dad", kill_on_drop: false }`
[INFO] [stderr]    Compiling bflib v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "4522d61e33bcda501a648e580684cd009aecd7c260a1542b07cccbdeee4e0dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4522d61e33bcda501a648e580684cd009aecd7c260a1542b07cccbdeee4e0dad", kill_on_drop: false }`
[INFO] [stdout] 4522d61e33bcda501a648e580684cd009aecd7c260a1542b07cccbdeee4e0dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2ed93baf1a1573e83eb37ff1a7b964d4f0e2c65ebc1833d3553030db01b9fe71
[INFO] running `Command { std: "docker" "start" "-a" "2ed93baf1a1573e83eb37ff1a7b964d4f0e2c65ebc1833d3553030db01b9fe71", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bflib-d25de423b094150e)
[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] [stderr]    Doc-tests bflib
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 56) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 35) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 28) ... FAILED
[INFO] [stdout] test src/lib.rs - BrainfuckBlock (line 232) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 56) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:58:1
[INFO] [stdout]     |
[INFO] [stdout]  58 | / ::bflib::BrainfuckBlock::new(&|pc: &mut usize, mem: &mut Vec<u8>| {
[INFO] [stdout]  59 | |     if mem.len() <= *pc {
[INFO] [stdout]  60 | |         mem.append(&mut vec![0; *pc - mem.len() + 1]);
[INFO] [stdout] ...   |
[INFO] [stdout] 226 | | })
[INFO] [stdout]     | |__^ expected `()`, found `BrainfuckBlock`
[INFO] [stdout]     |
[INFO] [stdout] help: consider using a semicolon here
[INFO] [stdout]     |
[INFO] [stdout] 226 | });
[INFO] [stdout]     |   +
[INFO] [stdout] help: try adding a return type
[INFO] [stdout]     |
[INFO] [stdout]  57 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_56_0() -> BrainfuckBlock {
[INFO] [stdout]     |                                                                         +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 35) stdout ----
[INFO] [stdout] error: cannot find macro `brain_fuck` in this scope
[INFO] [stdout]   --> src/lib.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 | let (pc, mem) = brain_fuck!(
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these macros
[INFO] [stdout]    |
[INFO] [stdout] 35 + use bflib::brain_fuck;
[INFO] [stdout]    |
[INFO] [stdout] 35 + use bflib_proc_macro::brain_fuck;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error: cannot find macro `brain_fuck` in this scope
[INFO] [stdout]   --> src/lib.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | let (pc, mem) = brain_fuck!(
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these macros
[INFO] [stdout]    |
[INFO] [stdout] 16 + use bflib::brain_fuck;
[INFO] [stdout]    |
[INFO] [stdout] 16 + use bflib_proc_macro::brain_fuck;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 28) stdout ----
[INFO] [stdout] error: cannot find macro `brain_fuck` in this scope
[INFO] [stdout]   --> src/lib.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | brain_fuck!(
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these macros
[INFO] [stdout]    |
[INFO] [stdout] 28 + use bflib::brain_fuck;
[INFO] [stdout]    |
[INFO] [stdout] 28 + use bflib_proc_macro::brain_fuck;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - BrainfuckBlock (line 232) stdout ----
[INFO] [stdout] error: cannot find macro `brain_fuck` in this scope
[INFO] [stdout]    --> src/lib.rs:233:1
[INFO] [stdout]     |
[INFO] [stdout] 233 | brain_fuck!(
[INFO] [stdout]     | ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these macros
[INFO] [stdout]     |
[INFO] [stdout] 232 + use bflib::brain_fuck;
[INFO] [stdout]     |
[INFO] [stdout] 232 + use bflib_proc_macro::brain_fuck;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error: cannot find macro `brain_fuck` in this scope
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | brain_fuck!(
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these macros
[INFO] [stdout]   |
[INFO] [stdout] 8 + use bflib::brain_fuck;
[INFO] [stdout]   |
[INFO] [stdout] 8 + use bflib_proc_macro::brain_fuck;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout]     src/lib.rs - (line 35)
[INFO] [stdout]     src/lib.rs - (line 56)
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout]     src/lib.rs - BrainfuckBlock (line 232)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "2ed93baf1a1573e83eb37ff1a7b964d4f0e2c65ebc1833d3553030db01b9fe71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed93baf1a1573e83eb37ff1a7b964d4f0e2c65ebc1833d3553030db01b9fe71", kill_on_drop: false }`
[INFO] [stdout] 2ed93baf1a1573e83eb37ff1a7b964d4f0e2c65ebc1833d3553030db01b9fe71
