[INFO] fetching crate sentencepiece-model 0.1.4...
[INFO] testing sentencepiece-model-0.1.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sentencepiece-model 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sentencepiece-model 0.1.4
[INFO] finished tweaking crates.io crate sentencepiece-model 0.1.4
[INFO] tweaked toml for crates.io crate sentencepiece-model 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sentencepiece-model 0.1.4 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 77 packages to latest compatible versions
[INFO] [stderr]       Adding prost v0.13.5 (available: v0.14.3)
[INFO] [stderr]       Adding prost-build v0.13.5 (available: v0.14.3)
[INFO] [stderr]       Adding protox v0.7.2 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fb1223a2f1753afe509775a3a949d23ed7a5c7f145ec4dee68d3686b9df3414
[INFO] running `Command { std: "docker" "start" "-a" "9fb1223a2f1753afe509775a3a949d23ed7a5c7f145ec4dee68d3686b9df3414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fb1223a2f1753afe509775a3a949d23ed7a5c7f145ec4dee68d3686b9df3414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fb1223a2f1753afe509775a3a949d23ed7a5c7f145ec4dee68d3686b9df3414", kill_on_drop: false }`
[INFO] [stdout] 9fb1223a2f1753afe509775a3a949d23ed7a5c7f145ec4dee68d3686b9df3414
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c28dea71fd37a50c19a191bd258963f41bb62458d176a0a5bfcb0e5cd960cdb2
[INFO] running `Command { std: "docker" "start" "-a" "c28dea71fd37a50c19a191bd258963f41bb62458d176a0a5bfcb0e5cd960cdb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling logos-codegen v0.14.4
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling miette-derive v7.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling logos-derive v0.14.4
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling logos v0.14.4
[INFO] [stderr]    Compiling miette v7.6.0
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling prost-types v0.13.5
[INFO] [stderr]    Compiling prost-reflect v0.14.7
[INFO] [stderr]    Compiling protox-parse v0.7.0
[INFO] [stderr]    Compiling prost-build v0.13.5
[INFO] [stderr]    Compiling protox v0.7.2
[INFO] [stderr]    Compiling sentencepiece-model v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NBestSentencePieceText` is never constructed
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/sentencepiece-model-e01e70b82fbab06d/out/sentencepiece.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct NBestSentencePieceText {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.70s
[INFO] running `Command { std: "docker" "inspect" "c28dea71fd37a50c19a191bd258963f41bb62458d176a0a5bfcb0e5cd960cdb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28dea71fd37a50c19a191bd258963f41bb62458d176a0a5bfcb0e5cd960cdb2", kill_on_drop: false }`
[INFO] [stdout] c28dea71fd37a50c19a191bd258963f41bb62458d176a0a5bfcb0e5cd960cdb2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd1cebf33a25ddde72b8bb143afebc1bb53fa80548df768c0c8a09dab2f9c905
[INFO] running `Command { std: "docker" "start" "-a" "bd1cebf33a25ddde72b8bb143afebc1bb53fa80548df768c0c8a09dab2f9c905", kill_on_drop: false }`
[INFO] [stdout] warning: struct `NBestSentencePieceText` is never constructed
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/sentencepiece-model-e01e70b82fbab06d/out/sentencepiece.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct NBestSentencePieceText {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sentencepiece-model v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NBestSentencePieceText` is never constructed
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/sentencepiece-model-e01e70b82fbab06d/out/sentencepiece.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct NBestSentencePieceText {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "bd1cebf33a25ddde72b8bb143afebc1bb53fa80548df768c0c8a09dab2f9c905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1cebf33a25ddde72b8bb143afebc1bb53fa80548df768c0c8a09dab2f9c905", kill_on_drop: false }`
[INFO] [stdout] bd1cebf33a25ddde72b8bb143afebc1bb53fa80548df768c0c8a09dab2f9c905
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d3f1a1104d73f3ac866f3dca548bf369bfbba5f503d4ab854709ccb9e368b1e0
[INFO] running `Command { std: "docker" "start" "-a" "d3f1a1104d73f3ac866f3dca548bf369bfbba5f503d4ab854709ccb9e368b1e0", kill_on_drop: false }`
[INFO] [stderr] warning: struct `NBestSentencePieceText` is never constructed
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/sentencepiece-model-e01e70b82fbab06d/out/sentencepiece.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub struct NBestSentencePieceText {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sentencepiece-model` (lib) generated 1 warning
[INFO] [stderr] warning: `sentencepiece-model` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sentencepiece_model-92bdd5ec5c1c02ff)
[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 sentencepiece_model
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d3f1a1104d73f3ac866f3dca548bf369bfbba5f503d4ab854709ccb9e368b1e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f1a1104d73f3ac866f3dca548bf369bfbba5f503d4ab854709ccb9e368b1e0", kill_on_drop: false }`
[INFO] [stdout] d3f1a1104d73f3ac866f3dca548bf369bfbba5f503d4ab854709ccb9e368b1e0
