[INFO] fetching crate multistochgrad 0.1.5... [INFO] testing multistochgrad-0.1.5 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate multistochgrad 0.1.5 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate multistochgrad 0.1.5 [INFO] finished tweaking crates.io crate multistochgrad 0.1.5 [INFO] tweaked toml for crates.io crate multistochgrad 0.1.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate multistochgrad 0.1.5 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate multistochgrad 0.1.5 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 66bce97b0a5e37b079fd0098c232d5cacc4be380853ea11e6a53d81e7fbf39e5 [INFO] running `Command { std: "docker" "start" "-a" "66bce97b0a5e37b079fd0098c232d5cacc4be380853ea11e6a53d81e7fbf39e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "66bce97b0a5e37b079fd0098c232d5cacc4be380853ea11e6a53d81e7fbf39e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66bce97b0a5e37b079fd0098c232d5cacc4be380853ea11e6a53d81e7fbf39e5", kill_on_drop: false }` [INFO] [stdout] 66bce97b0a5e37b079fd0098c232d5cacc4be380853ea11e6a53d81e7fbf39e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d3aa573a79b156025a8d07c0b1e795a35df57e28b1558935d1efbda66a1ac700 [INFO] running `Command { std: "docker" "start" "-a" "d3aa573a79b156025a8d07c0b1e795a35df57e28b1558935d1efbda66a1ac700", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling memchr v2.7.1 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling anstyle v1.0.6 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling deranged v0.3.11 [INFO] [stderr] Compiling anstream v0.6.12 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling aho-corasick v1.1.2 [INFO] [stderr] Compiling time v0.3.34 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling cpu-time v1.0.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_xoshiro v0.6.0 [INFO] [stderr] Compiling num-complex v0.4.5 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling rayon v1.8.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling regex-automata v0.4.5 [INFO] [stderr] Compiling rand_distr v0.4.3 [INFO] [stderr] Compiling ndarray v0.15.6 [INFO] [stderr] Compiling regex v1.10.3 [INFO] [stderr] Compiling env_filter v0.1.0 [INFO] [stderr] Compiling env_logger v0.11.2 [INFO] [stderr] Compiling multistochgrad v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `init_log` is never used [INFO] [stdout] --> src/lib.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn init_log() -> u64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `last_position` is never read [INFO] [stdout] --> src/monitor.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct IterationRes { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 35 | pub last_position : Option>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.75s [INFO] running `Command { std: "docker" "inspect" "d3aa573a79b156025a8d07c0b1e795a35df57e28b1558935d1efbda66a1ac700", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3aa573a79b156025a8d07c0b1e795a35df57e28b1558935d1efbda66a1ac700", kill_on_drop: false }` [INFO] [stdout] d3aa573a79b156025a8d07c0b1e795a35df57e28b1558935d1efbda66a1ac700 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 49a56c8976cec408730d3487b995d523a5fc1a2b14c03f365115552a3464af64 [INFO] running `Command { std: "docker" "start" "-a" "49a56c8976cec408730d3487b995d523a5fc1a2b14c03f365115552a3464af64", kill_on_drop: false }` [INFO] [stdout] warning: function `init_log` is never used [INFO] [stdout] --> src/lib.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn init_log() -> u64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling multistochgrad v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `last_position` is never read [INFO] [stdout] --> src/monitor.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct IterationRes { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 35 | pub last_position : Option>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `init_log` is never used [INFO] [stdout] --> src/lib.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn init_log() -> u64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `last_position` is never read [INFO] [stdout] --> src/monitor.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct IterationRes { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 35 | pub last_position : Option>, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.69s [INFO] running `Command { std: "docker" "inspect" "49a56c8976cec408730d3487b995d523a5fc1a2b14c03f365115552a3464af64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49a56c8976cec408730d3487b995d523a5fc1a2b14c03f365115552a3464af64", kill_on_drop: false }` [INFO] [stdout] 49a56c8976cec408730d3487b995d523a5fc1a2b14c03f365115552a3464af64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] af7180d0dbb9f3d7c027f9a94da42d36e76c59007789272939af7bdc4090f76c [INFO] running `Command { std: "docker" "start" "-a" "af7180d0dbb9f3d7c027f9a94da42d36e76c59007789272939af7bdc4090f76c", kill_on_drop: false }` [INFO] [stderr] warning: function `init_log` is never used [INFO] [stderr] --> src/lib.rs:24:4 [INFO] [stderr] | [INFO] [stderr] 24 | fn init_log() -> u64 { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `last_position` is never read [INFO] [stderr] --> src/monitor.rs:35:9 [INFO] [stderr] | [INFO] [stderr] 24 | pub struct IterationRes { [INFO] [stderr] | ------------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 35 | pub last_position : Option>, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `multistochgrad` (lib) generated 2 warnings [INFO] [stderr] warning: `multistochgrad` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multistochgrad-aaf9530b6185ced5) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test mnist::tests::test_load_mnist ... ok [INFO] [stdout] test tests::init_log ... ok [INFO] [stdout] test scsg::tests::test_reservoir_sampling ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/line_fit_sag.rs (/opt/rustwide/target/debug/deps/line_fit_sag-6fbb12edf699fea5) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_line_regression ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.44s [INFO] [stdout] [INFO] [stderr] Running tests/line_fit_scsg.rs (/opt/rustwide/target/debug/deps/line_fit_scsg-4cf22958071f33ab) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_line_regression ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.05s [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running tests/line_fit_svrg.rs (/opt/rustwide/target/debug/deps/line_fit_svrg-a43b1a6f8b864c3a) [INFO] [stdout] running 1 test [INFO] [stdout] test test_line_regression ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.30s [INFO] [stdout] [INFO] [stderr] Doc-tests multistochgrad [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" "af7180d0dbb9f3d7c027f9a94da42d36e76c59007789272939af7bdc4090f76c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af7180d0dbb9f3d7c027f9a94da42d36e76c59007789272939af7bdc4090f76c", kill_on_drop: false }` [INFO] [stdout] af7180d0dbb9f3d7c027f9a94da42d36e76c59007789272939af7bdc4090f76c