[INFO] fetching crate fork-map 0.1.3...
[INFO] testing fork-map-0.1.3 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate fork-map 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate fork-map 0.1.3
[INFO] finished tweaking crates.io crate fork-map 0.1.3
[INFO] tweaked toml for crates.io crate fork-map 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fork-map 0.1.3 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 14 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9cf85be01eab93590b95d0859327bc0a5d6c67fe6b9561ec4125ee0971ca88fb
[INFO] running `Command { std: "docker" "start" "-a" "9cf85be01eab93590b95d0859327bc0a5d6c67fe6b9561ec4125ee0971ca88fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cf85be01eab93590b95d0859327bc0a5d6c67fe6b9561ec4125ee0971ca88fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf85be01eab93590b95d0859327bc0a5d6c67fe6b9561ec4125ee0971ca88fb", kill_on_drop: false }`
[INFO] [stdout] 9cf85be01eab93590b95d0859327bc0a5d6c67fe6b9561ec4125ee0971ca88fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b7689e2e5ea82b3a12582b37a4bb41e0665a4af40b55a4f03942d570148e4579
[INFO] running `Command { std: "docker" "start" "-a" "b7689e2e5ea82b3a12582b37a4bb41e0665a4af40b55a4f03942d570148e4579", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-error v0.1.3
[INFO] [stderr]    Compiling fork-map v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "b7689e2e5ea82b3a12582b37a4bb41e0665a4af40b55a4f03942d570148e4579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7689e2e5ea82b3a12582b37a4bb41e0665a4af40b55a4f03942d570148e4579", kill_on_drop: false }`
[INFO] [stdout] b7689e2e5ea82b3a12582b37a4bb41e0665a4af40b55a4f03942d570148e4579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4e2ef7be2be528418a58e035bc5f0b4784b39247b884512f9d7051f5944cd622
[INFO] running `Command { std: "docker" "start" "-a" "4e2ef7be2be528418a58e035bc5f0b4784b39247b884512f9d7051f5944cd622", kill_on_drop: false }`
[INFO] [stderr]    Compiling fork-map v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "4e2ef7be2be528418a58e035bc5f0b4784b39247b884512f9d7051f5944cd622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2ef7be2be528418a58e035bc5f0b4784b39247b884512f9d7051f5944cd622", kill_on_drop: false }`
[INFO] [stdout] 4e2ef7be2be528418a58e035bc5f0b4784b39247b884512f9d7051f5944cd622
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 744ad826aa820d58a65f8ef2510246d4b2b3f3ca761cb04e183e6ac5af33b757
[INFO] running `Command { std: "docker" "start" "-a" "744ad826aa820d58a65f8ef2510246d4b2b3f3ca761cb04e183e6ac5af33b757", 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/fork_map-e61d9ce3e8541af4)
[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 fork_map
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - fork_map (line 34) ... FAILED
[INFO] [stdout] test src/lib.rs - fork_map (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - fork_map (line 34) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rayon`
[INFO] [stdout]   --> src/lib.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | use rayon::prelude::*;
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `rayon`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `rayon`, use `cargo add rayon` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_par_iter` found for array `[_; 0]` in the current scope
[INFO] [stdout]   --> src/lib.rs:43:31
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let results = my_big_list.into_par_iter().map(|item| {
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `into_iter` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 43 -     let results = my_big_list.into_par_iter().map(|item| {
[INFO] [stdout] 43 +     let results = my_big_list.into_iter().map(|item| {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - fork_map (line 34)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "744ad826aa820d58a65f8ef2510246d4b2b3f3ca761cb04e183e6ac5af33b757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "744ad826aa820d58a65f8ef2510246d4b2b3f3ca761cb04e183e6ac5af33b757", kill_on_drop: false }`
[INFO] [stdout] 744ad826aa820d58a65f8ef2510246d4b2b3f3ca761cb04e183e6ac5af33b757
