[INFO] fetching crate ichoose 0.2.1...
[INFO] testing ichoose-0.2.1 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate ichoose 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ichoose 0.2.1
[INFO] finished tweaking crates.io crate ichoose 0.2.1
[INFO] tweaked toml for crates.io crate ichoose 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ichoose 0.2.1 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 ichoose 0.2.1 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-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] 1cd9f48a4a871e87bb17616f054a374e12dc0becf67c7b1bc824a98edd59ead3
[INFO] running `Command { std: "docker" "start" "-a" "1cd9f48a4a871e87bb17616f054a374e12dc0becf67c7b1bc824a98edd59ead3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cd9f48a4a871e87bb17616f054a374e12dc0becf67c7b1bc824a98edd59ead3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd9f48a4a871e87bb17616f054a374e12dc0becf67c7b1bc824a98edd59ead3", kill_on_drop: false }`
[INFO] [stdout] 1cd9f48a4a871e87bb17616f054a374e12dc0becf67c7b1bc824a98edd59ead3
[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] f121de50f75a44f33b1041a13dc98aa569d1006a0fd252332ad4565dc8745099
[INFO] running `Command { std: "docker" "start" "-a" "f121de50f75a44f33b1041a13dc98aa569d1006a0fd252332ad4565dc8745099", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling zerocopy v0.7.34
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling anstyle-query v1.1.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling castaway v0.2.2
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling clap_lex v0.7.1
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling compact_str v0.7.1
[INFO] [stderr]    Compiling clap_builder v4.5.7
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling lru v0.12.3
[INFO] [stderr]    Compiling unicode-truncate v1.0.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling stability v0.2.0
[INFO] [stderr]    Compiling clap_derive v4.5.5
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling ratatui v0.27.0
[INFO] [stderr]    Compiling clap v4.5.7
[INFO] [stderr]    Compiling ichoose v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.17s
[INFO] running `Command { std: "docker" "inspect" "f121de50f75a44f33b1041a13dc98aa569d1006a0fd252332ad4565dc8745099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f121de50f75a44f33b1041a13dc98aa569d1006a0fd252332ad4565dc8745099", kill_on_drop: false }`
[INFO] [stdout] f121de50f75a44f33b1041a13dc98aa569d1006a0fd252332ad4565dc8745099
[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] 3a59ed149b881e28965e94dce1109fe3e01addb0dca9dbe0b4148c06345f1927
[INFO] running `Command { std: "docker" "start" "-a" "3a59ed149b881e28965e94dce1109fe3e01addb0dca9dbe0b4148c06345f1927", kill_on_drop: false }`
[INFO] [stderr]    Compiling ichoose v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "3a59ed149b881e28965e94dce1109fe3e01addb0dca9dbe0b4148c06345f1927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a59ed149b881e28965e94dce1109fe3e01addb0dca9dbe0b4148c06345f1927", kill_on_drop: false }`
[INFO] [stdout] 3a59ed149b881e28965e94dce1109fe3e01addb0dca9dbe0b4148c06345f1927
[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] ca505d05a27db1cb386f297363f5c6b24598fcf06ace54c2113ea4826f5066af
[INFO] running `Command { std: "docker" "start" "-a" "ca505d05a27db1cb386f297363f5c6b24598fcf06ace54c2113ea4826f5066af", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ichoose-583de87f52e2a45b)
[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/ichoose-f6f065feabfc008a)
[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 ichoose
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ListSearch (line 44) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - ListSearch (line 44) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] [?1049hError: Os { code: 6, kind: Uncategorized, message: "No such device or address" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - ListSearch (line 44)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ca505d05a27db1cb386f297363f5c6b24598fcf06ace54c2113ea4826f5066af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca505d05a27db1cb386f297363f5c6b24598fcf06ace54c2113ea4826f5066af", kill_on_drop: false }`
[INFO] [stdout] ca505d05a27db1cb386f297363f5c6b24598fcf06ace54c2113ea4826f5066af
