[INFO] fetching crate easy_lambda_calculus 1.0.4...
[INFO] testing easy_lambda_calculus-1.0.4 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate easy_lambda_calculus 1.0.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate easy_lambda_calculus 1.0.4
[INFO] finished tweaking crates.io crate easy_lambda_calculus 1.0.4
[INFO] tweaked toml for crates.io crate easy_lambda_calculus 1.0.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate easy_lambda_calculus 1.0.4 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 crates.io crate easy_lambda_calculus 1.0.4 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] 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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28f51d5dc61f548be1d04dfb6100778aaad410f51bdc53064d889b4227619bfc
[INFO] running `Command { std: "docker" "start" "-a" "28f51d5dc61f548be1d04dfb6100778aaad410f51bdc53064d889b4227619bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28f51d5dc61f548be1d04dfb6100778aaad410f51bdc53064d889b4227619bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f51d5dc61f548be1d04dfb6100778aaad410f51bdc53064d889b4227619bfc", kill_on_drop: false }`
[INFO] [stdout] 28f51d5dc61f548be1d04dfb6100778aaad410f51bdc53064d889b4227619bfc
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd4dd5716d1a06b504044d778dc4c77d8fdff166a8024d1c3bb584158bb100c7
[INFO] running `Command { std: "docker" "start" "-a" "cd4dd5716d1a06b504044d778dc4c77d8fdff166a8024d1c3bb584158bb100c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy_lambda_calculus v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "cd4dd5716d1a06b504044d778dc4c77d8fdff166a8024d1c3bb584158bb100c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4dd5716d1a06b504044d778dc4c77d8fdff166a8024d1c3bb584158bb100c7", kill_on_drop: false }`
[INFO] [stdout] cd4dd5716d1a06b504044d778dc4c77d8fdff166a8024d1c3bb584158bb100c7
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1747c021cfe397432f7f5f9e35ce118daabbac9b3ddd67dc0a5d9036b0d2721
[INFO] running `Command { std: "docker" "start" "-a" "d1747c021cfe397432f7f5f9e35ce118daabbac9b3ddd67dc0a5d9036b0d2721", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy_lambda_calculus v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "d1747c021cfe397432f7f5f9e35ce118daabbac9b3ddd67dc0a5d9036b0d2721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1747c021cfe397432f7f5f9e35ce118daabbac9b3ddd67dc0a5d9036b0d2721", kill_on_drop: false }`
[INFO] [stdout] d1747c021cfe397432f7f5f9e35ce118daabbac9b3ddd67dc0a5d9036b0d2721
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2cff1d378ca76b60bbb156b4c6ed85868f740294034080d258092c021368167d
[INFO] running `Command { std: "docker" "start" "-a" "2cff1d378ca76b60bbb156b4c6ed85868f740294034080d258092c021368167d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/easy_lambda_calculus-e5bd57c80b78f175)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/easy_lambda_calculus-d6c68ed4e0f57e39)
[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 easy_lambda_calculus
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - Lambda::alpha_reduce (line 389) ... ok
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] test src/lib.rs - lambda (line 21) ... FAILED
[INFO] [stdout] test src/lib.rs - Lambda::reduce (line 358) ... ok
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - Lambda::evaluate (line 440) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - lambda (line 21) stdout ----
[INFO] [stdout] error: expected `;`, found `println`
[INFO] [stdout]   --> src/lib.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 | let l = lambda!("%x|y.y")
[INFO] [stdout]    |                          ^ help: add `;` here
[INFO] [stdout] 26 | println!("{}", lambda!("%x|y.(x y) &{}", l));
[INFO] [stdout]    | ------- unexpected token
[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 - lambda (line 21)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.64s; merged doctests compilation took 0.15s
[INFO] running `Command { std: "docker" "inspect" "2cff1d378ca76b60bbb156b4c6ed85868f740294034080d258092c021368167d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cff1d378ca76b60bbb156b4c6ed85868f740294034080d258092c021368167d", kill_on_drop: false }`
[INFO] [stdout] 2cff1d378ca76b60bbb156b4c6ed85868f740294034080d258092c021368167d
