[INFO] fetching crate linera-persistent 0.15.4...
[INFO] testing linera-persistent-0.15.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate linera-persistent 0.15.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate linera-persistent 0.15.4
[INFO] finished tweaking crates.io crate linera-persistent 0.15.4
[INFO] tweaked toml for crates.io crate linera-persistent 0.15.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate linera-persistent 0.15.4 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate linera-persistent 0.15.4 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 798f2878fbd6dff2ab43a0253dbeb5c81a71e2c439ed2572adc0e2d3d27b4212
[INFO] running `Command { std: "docker" "start" "-a" "798f2878fbd6dff2ab43a0253dbeb5c81a71e2c439ed2572adc0e2d3d27b4212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "798f2878fbd6dff2ab43a0253dbeb5c81a71e2c439ed2572adc0e2d3d27b4212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "798f2878fbd6dff2ab43a0253dbeb5c81a71e2c439ed2572adc0e2d3d27b4212", kill_on_drop: false }`
[INFO] [stdout] 798f2878fbd6dff2ab43a0253dbeb5c81a71e2c439ed2572adc0e2d3d27b4212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c28267fc51cdda58ed766c1da3a68da32300e3a0f51b0f53f45f5b991a0ee7e
[INFO] running `Command { std: "docker" "start" "-a" "7c28267fc51cdda58ed766c1da3a68da32300e3a0f51b0f53f45f5b991a0ee7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling linera-persistent v0.15.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling thiserror-context v0.1.2
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.105
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling trait-variant v0.1.2
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.39s
[INFO] running `Command { std: "docker" "inspect" "7c28267fc51cdda58ed766c1da3a68da32300e3a0f51b0f53f45f5b991a0ee7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c28267fc51cdda58ed766c1da3a68da32300e3a0f51b0f53f45f5b991a0ee7e", kill_on_drop: false }`
[INFO] [stdout] 7c28267fc51cdda58ed766c1da3a68da32300e3a0f51b0f53f45f5b991a0ee7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e8b6de627f9d8e0a8a3fdeb3e63cebd407f521088408c93d17d59e843d606f9
[INFO] running `Command { std: "docker" "start" "-a" "6e8b6de627f9d8e0a8a3fdeb3e63cebd407f521088408c93d17d59e843d606f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling linera-persistent v0.15.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "6e8b6de627f9d8e0a8a3fdeb3e63cebd407f521088408c93d17d59e843d606f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8b6de627f9d8e0a8a3fdeb3e63cebd407f521088408c93d17d59e843d606f9", kill_on_drop: false }`
[INFO] [stdout] 6e8b6de627f9d8e0a8a3fdeb3e63cebd407f521088408c93d17d59e843d606f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e445c5cd8d63a4f6d0c97a446668ac0ca214e29c59b3d0336f5588dafe50cd3
[INFO] running `Command { std: "docker" "start" "-a" "2e445c5cd8d63a4f6d0c97a446668ac0ca214e29c59b3d0336f5588dafe50cd3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linera_persistent-c634bdad9f2a09e7)
[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 linera_persistent
[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] running `Command { std: "docker" "inspect" "2e445c5cd8d63a4f6d0c97a446668ac0ca214e29c59b3d0336f5588dafe50cd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e445c5cd8d63a4f6d0c97a446668ac0ca214e29c59b3d0336f5588dafe50cd3", kill_on_drop: false }`
[INFO] [stdout] 2e445c5cd8d63a4f6d0c97a446668ac0ca214e29c59b3d0336f5588dafe50cd3