[INFO] fetching crate rakka-accel-train 0.2.9...
[INFO] testing rakka-accel-train-0.2.9 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate rakka-accel-train 0.2.9 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rakka-accel-train 0.2.9
[INFO] finished tweaking crates.io crate rakka-accel-train 0.2.9
[INFO] tweaked toml for crates.io crate rakka-accel-train 0.2.9 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rakka-accel-train 0.2.9 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rakka-accel-train 0.2.9 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6
[INFO] running `Command { std: "docker" "start" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6", 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" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6", 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" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling cudarc v0.19.4
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling uuid v1.23.1
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling libloading v0.9.0
[INFO] [stderr]    Compiling rakka-macros v0.2.1
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling rakka-config v0.2.1
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling rakka-core v0.2.1
[INFO] [stderr]    Compiling rakka-accel-cuda v0.2.9
[INFO] [stderr]    Compiling rakka-accel-patterns v0.2.9
[INFO] [stderr]    Compiling rakka-accel-train v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.19s
[INFO] running `Command { std: "docker" "inspect" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6", 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" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rakka-accel-train v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6", 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" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/rakka-accel-train/61ab630d1640befd/out/rakka_accel_train-61ab630d1640befd)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test parameter_server::tests::stale_gradient_is_rejected ... ok
[INFO] [stdout] test data_parallel::tests::step_aggregates_across_replicas ... ok
[INFO] [stderr]    Doc-tests rakka_accel_train
[INFO] [stdout] test parameter_server::tests::push_gradient_advances_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6", kill_on_drop: false }`
[INFO] [stdout] a051d1c47344a3101f4574a5e357a94418913e6cd1ddd6d7abdbbd06271255d6
