[INFO] fetching crate stowr-core 0.3.0...
[INFO] testing stowr-core-0.3.0 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate stowr-core 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate stowr-core 0.3.0
[INFO] finished tweaking crates.io crate stowr-core 0.3.0
[INFO] tweaked toml for crates.io crate stowr-core 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stowr-core 0.3.0 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 stowr-core 0.3.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3cb80f3cdf4abc479e31b51770137fb1c69edd276a4a146fd74f593db5101dbe
[INFO] running `Command { std: "docker" "start" "-a" "3cb80f3cdf4abc479e31b51770137fb1c69edd276a4a146fd74f593db5101dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cb80f3cdf4abc479e31b51770137fb1c69edd276a4a146fd74f593db5101dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb80f3cdf4abc479e31b51770137fb1c69edd276a4a146fd74f593db5101dbe", kill_on_drop: false }`
[INFO] [stdout] 3cb80f3cdf4abc479e31b51770137fb1c69edd276a4a146fd74f593db5101dbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 19d891dfa046c330eace1be286adc25f7799066957de79ffbe273881c4ed7ef5
[INFO] running `Command { std: "docker" "start" "-a" "19d891dfa046c330eace1be286adc25f7799066957de79ffbe273881c4ed7ef5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling twox-hash v2.1.1
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling lz4_flex v0.11.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling libsqlite3-sys v0.34.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling rusqlite v0.36.0
[INFO] [stderr]    Compiling stowr-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.33s
[INFO] running `Command { std: "docker" "inspect" "19d891dfa046c330eace1be286adc25f7799066957de79ffbe273881c4ed7ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d891dfa046c330eace1be286adc25f7799066957de79ffbe273881c4ed7ef5", kill_on_drop: false }`
[INFO] [stdout] 19d891dfa046c330eace1be286adc25f7799066957de79ffbe273881c4ed7ef5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 45ff2d1207106c0b6bce5d311a5e67652d4e2ee7eca5f71935bf22151bed6fb3
[INFO] running `Command { std: "docker" "start" "-a" "45ff2d1207106c0b6bce5d311a5e67652d4e2ee7eca5f71935bf22151bed6fb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling rusqlite v0.36.0
[INFO] [stderr]    Compiling stowr-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "45ff2d1207106c0b6bce5d311a5e67652d4e2ee7eca5f71935bf22151bed6fb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ff2d1207106c0b6bce5d311a5e67652d4e2ee7eca5f71935bf22151bed6fb3", kill_on_drop: false }`
[INFO] [stdout] 45ff2d1207106c0b6bce5d311a5e67652d4e2ee7eca5f71935bf22151bed6fb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 17674cdc282e874fa7ea06fb657bee127f028bdac3a37d3c8bf30c61bf6accc6
[INFO] running `Command { std: "docker" "start" "-a" "17674cdc282e874fa7ea06fb657bee127f028bdac3a37d3c8bf30c61bf6accc6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stowr_core-8e1c331dcacb3085)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test dedup::tests::test_add_reference_by_hash ... ok
[INFO] [stdout] test dedup::tests::test_deduplicator_basic ... ok
[INFO] [stdout] test dedup::tests::test_hash_calculation ... ok
[INFO] [stdout] test dedup::tests::test_remove_reference ... ok
[INFO] [stdout] test dedup::tests::test_remove_reference_by_hash ... ok
[INFO] [stdout] test delta::tests::test_file_type_inference ... ok
[INFO] [stdout] test delta::tests::test_similarity_calculation ... ok
[INFO] [stdout] test tests::test_lib_exports ... ok
[INFO] [stdout] test delta::tests::test_simple_delta ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stowr_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.98/src/backtrace.rs:27:14
[INFO] [stdout]    1: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:2189:27
[INFO] [stdout]    2: stowr_core::index::create_index
[INFO] [stdout]              at ./src/index.rs:368:5
[INFO] [stdout]    3: rust_out::main
[INFO] [stdout]    4: core::ops::function::FnOnce::call_once
[INFO] [stdout]    5: std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]    6: std::rt::lang_start::{{closure}}
[INFO] [stdout]    7: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:287:21
[INFO] [stdout]    8: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]    9: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   10: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   11: std::rt::lang_start_internal::{{closure}}
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/rt.rs:175:24
[INFO] [stdout]   12: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   13: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   14: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   15: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/rt.rs:171:5
[INFO] [stdout]   16: std::rt::lang_start
[INFO] [stdout]   17: main
[INFO] [stdout]   18: <unknown>
[INFO] [stdout]   19: __libc_start_main
[INFO] [stdout]   20: _start
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "17674cdc282e874fa7ea06fb657bee127f028bdac3a37d3c8bf30c61bf6accc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17674cdc282e874fa7ea06fb657bee127f028bdac3a37d3c8bf30c61bf6accc6", kill_on_drop: false }`
[INFO] [stdout] 17674cdc282e874fa7ea06fb657bee127f028bdac3a37d3c8bf30c61bf6accc6
