[INFO] fetching crate burn_p2p_engine 0.21.8...
[INFO] testing burn_p2p_engine-0.21.8 against 1.97.0-beta.6 for beta-1.98-2
[INFO] extracting crate burn_p2p_engine 0.21.8 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate burn_p2p_engine 0.21.8
[INFO] finished tweaking crates.io crate burn_p2p_engine 0.21.8
[INFO] tweaked toml for crates.io crate burn_p2p_engine 0.21.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate burn_p2p_engine 0.21.8 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate burn_p2p_engine 0.21.8 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289
[INFO] running `Command { std: "docker" "start" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling burn-flex v0.21.0
[INFO] [stderr]    Compiling atomic_float v1.1.0
[INFO] [stderr]    Compiling textdistance v1.1.1
[INFO] [stderr]    Compiling burn-nn v0.21.0
[INFO] [stderr]    Compiling burn-store v0.21.0
[INFO] [stderr]    Compiling rstest v0.26.1
[INFO] [stderr]    Compiling burn_p2p_experiment v0.21.8
[INFO] [stderr]    Compiling burn_p2p_checkpoint v0.21.8
[INFO] [stderr]    Compiling burn-train v0.21.0
[INFO] [stderr]    Compiling burn v0.21.0
[INFO] [stderr]    Compiling burn_p2p_engine v0.21.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 30s
[INFO] running `Command { std: "docker" "inspect" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling clap_lex v1.0.1
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap_builder v4.5.61
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling gemm-common v0.19.0
[INFO] [stderr]    Compiling clap v4.5.61
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling gemm-f32 v0.19.0
[INFO] [stderr]    Compiling gemm-f64 v0.19.0
[INFO] [stderr]    Compiling gemm-c32 v0.19.0
[INFO] [stderr]    Compiling gemm-c64 v0.19.0
[INFO] [stderr]    Compiling gemm-f16 v0.19.0
[INFO] [stderr]    Compiling gemm v0.19.0
[INFO] [stderr]    Compiling burn-flex v0.21.0
[INFO] [stderr]    Compiling burn-train v0.21.0
[INFO] [stderr]    Compiling burn v0.21.0
[INFO] [stderr]    Compiling burn_p2p_engine v0.21.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `Command { std: "docker" "inspect" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/burn_p2p_engine-762d031d4dab7ebb)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::materialized_store_bytes_include_checkpoint_descriptor ... ok
[INFO] [stdout] test tests::module_inventory_reports_parameter_paths ... ok
[INFO] [stdout] test tests::materialized_record_file_uses_expected_extension ... ok
[INFO] [stdout] test tests::record_bytes_round_trip_restores_the_same_payload ... ok
[INFO] [stdout] test tests::weighted_mean_merge_is_rooted_in_base_delta_space ... ok
[INFO] [stdout] test tests::store_bytes_round_trip_restores_the_same_payload ... ok
[INFO] [stdout] test tests::weighted_mean_merge_combines_float_parameters_parameterwise ... ok
[INFO] [stdout] test tests::root_ema_is_applied_once_at_the_root_model ... ok
[INFO] [stdout] test tests::schema_hash_is_stable_for_equivalent_models ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests burn_p2p_engine
[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" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289", kill_on_drop: false }`
[INFO] [stdout] d4a19febc7e58056e9f1df4ca42076cd612c3c437d1bb8166633fb4ed1ace289