[INFO] fetching crate serde_ubjson 0.2.1... [INFO] testing serde_ubjson-0.2.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate serde_ubjson 0.2.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate serde_ubjson 0.2.1 [INFO] finished tweaking crates.io crate serde_ubjson 0.2.1 [INFO] tweaked toml for crates.io crate serde_ubjson 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate serde_ubjson 0.2.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding serde_bytes v0.10.5 (available: v0.11.19) [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7750e346a8fa12c92dbcda45557a7e5e411d5f1ee06f64217abf5b84ac084455 [INFO] running `Command { std: "docker" "start" "-a" "7750e346a8fa12c92dbcda45557a7e5e411d5f1ee06f64217abf5b84ac084455", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7750e346a8fa12c92dbcda45557a7e5e411d5f1ee06f64217abf5b84ac084455", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7750e346a8fa12c92dbcda45557a7e5e411d5f1ee06f64217abf5b84ac084455", kill_on_drop: false }` [INFO] [stdout] 7750e346a8fa12c92dbcda45557a7e5e411d5f1ee06f64217abf5b84ac084455 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8265fa8c183306efc9a844b5ad950349d5c18c550113efb90114ba500f6dc572 [INFO] running `Command { std: "docker" "start" "-a" "8265fa8c183306efc9a844b5ad950349d5c18c550113efb90114ba500f6dc572", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling serde_ubjson v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | formatter.write_str(std::error::Error::description(self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:26:39 [INFO] [stdout] | [INFO] [stdout] 26 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "8265fa8c183306efc9a844b5ad950349d5c18c550113efb90114ba500f6dc572", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8265fa8c183306efc9a844b5ad950349d5c18c550113efb90114ba500f6dc572", kill_on_drop: false }` [INFO] [stdout] 8265fa8c183306efc9a844b5ad950349d5c18c550113efb90114ba500f6dc572 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0fe2cd3689cdbe1755decd1f886ca5f9d22dda599428ccb01b4584db9ed17453 [INFO] running `Command { std: "docker" "start" "-a" "0fe2cd3689cdbe1755decd1f886ca5f9d22dda599428ccb01b4584db9ed17453", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling serde_bytes v0.10.5 [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | formatter.write_str(std::error::Error::description(self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:26:39 [INFO] [stdout] | [INFO] [stdout] 26 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling serde_ubjson v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:18:48 [INFO] [stdout] | [INFO] [stdout] 18 | formatter.write_str(std::error::Error::description(self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:26:39 [INFO] [stdout] | [INFO] [stdout] 26 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.58s [INFO] running `Command { std: "docker" "inspect" "0fe2cd3689cdbe1755decd1f886ca5f9d22dda599428ccb01b4584db9ed17453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fe2cd3689cdbe1755decd1f886ca5f9d22dda599428ccb01b4584db9ed17453", kill_on_drop: false }` [INFO] [stdout] 0fe2cd3689cdbe1755decd1f886ca5f9d22dda599428ccb01b4584db9ed17453 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3bc2e99ee83c56c2788762aab3bbba785f7b140e7bd24892394916c09a5ee5c5 [INFO] running `Command { std: "docker" "start" "-a" "3bc2e99ee83c56c2788762aab3bbba785f7b140e7bd24892394916c09a5ee5c5", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:18:48 [INFO] [stderr] | [INFO] [stderr] 18 | formatter.write_str(std::error::Error::description(self)) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:26:39 [INFO] [stderr] | [INFO] [stderr] 26 | Error::Io(ref err) => err.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `serde_ubjson` (lib) generated 2 warnings [INFO] [stderr] warning: `serde_ubjson` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_ubjson-41846fe114e754b4) [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 tests/ser.rs (/opt/rustwide/target/debug/deps/ser-f3c153ef4e9a81a2) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test serialize_f32 ... ok [INFO] [stdout] test serialize_i16 ... ok [INFO] [stdout] test serialize_bool ... ok [INFO] [stdout] test serialize_i32 ... ok [INFO] [stdout] test serialize_i64 ... ok [INFO] [stdout] test serialize_f64 ... ok [INFO] [stdout] test serialize_u32 ... ok [INFO] [stdout] test serialize_u64 ... ok [INFO] [stdout] test serialize_i8 ... ok [INFO] [stdout] test serialize_u8 ... ok [INFO] [stdout] test serialize_char ... ok [INFO] [stdout] test serialize_u16 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests serde_ubjson [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" "3bc2e99ee83c56c2788762aab3bbba785f7b140e7bd24892394916c09a5ee5c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bc2e99ee83c56c2788762aab3bbba785f7b140e7bd24892394916c09a5ee5c5", kill_on_drop: false }` [INFO] [stdout] 3bc2e99ee83c56c2788762aab3bbba785f7b140e7bd24892394916c09a5ee5c5