[INFO] fetching crate octopus 0.1.0...
[INFO] testing octopus-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate octopus 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate octopus 0.1.0
[INFO] finished tweaking crates.io crate octopus 0.1.0
[INFO] tweaked toml for crates.io crate octopus 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate octopus 0.1.0 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 octopus 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c45aff2176c7c1545c43c38fb03a7efc4aa4f65988458406b84d3c609179ed01
[INFO] running `Command { std: "docker" "start" "-a" "c45aff2176c7c1545c43c38fb03a7efc4aa4f65988458406b84d3c609179ed01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c45aff2176c7c1545c43c38fb03a7efc4aa4f65988458406b84d3c609179ed01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c45aff2176c7c1545c43c38fb03a7efc4aa4f65988458406b84d3c609179ed01", kill_on_drop: false }`
[INFO] [stdout] c45aff2176c7c1545c43c38fb03a7efc4aa4f65988458406b84d3c609179ed01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f5c220015abd37f2960a723e62802bc0cadb343dbda4ff469fc8f615f8d6bcb8
[INFO] running `Command { std: "docker" "start" "-a" "f5c220015abd37f2960a723e62802bc0cadb343dbda4ff469fc8f615f8d6bcb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling octopus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.31s
[INFO] running `Command { std: "docker" "inspect" "f5c220015abd37f2960a723e62802bc0cadb343dbda4ff469fc8f615f8d6bcb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c220015abd37f2960a723e62802bc0cadb343dbda4ff469fc8f615f8d6bcb8", kill_on_drop: false }`
[INFO] [stdout] f5c220015abd37f2960a723e62802bc0cadb343dbda4ff469fc8f615f8d6bcb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c1b049d47001a5a615120d3a60fec121206ec009f174bcc0573fc9baf7aaf999
[INFO] running `Command { std: "docker" "start" "-a" "c1b049d47001a5a615120d3a60fec121206ec009f174bcc0573fc9baf7aaf999", kill_on_drop: false }`
[INFO] [stderr]    Compiling octopus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/algorithms/thompson_sampling.rs:275:21
[INFO] [stdout]     |
[INFO] [stdout] 275 |         for seed in (1000..1500) {
[INFO] [stdout]     |                     ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 275 -         for seed in (1000..1500) {
[INFO] [stdout] 275 +         for seed in 1000..1500  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/simulation/simulator.rs:142:59
[INFO] [stdout]     |
[INFO] [stdout] 142 |         fn get_reward(&self, action: &NumericAction<i32>, context: &DummyContext) -> DummyReward {
[INFO] [stdout]     |                                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]    --> src/simulation/simulator.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |     struct DummyEnvironment {
[INFO] [stdout]     |            ---------------- field in this struct
[INFO] [stdout] 134 |         name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DummyEnvironment` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "c1b049d47001a5a615120d3a60fec121206ec009f174bcc0573fc9baf7aaf999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1b049d47001a5a615120d3a60fec121206ec009f174bcc0573fc9baf7aaf999", kill_on_drop: false }`
[INFO] [stdout] c1b049d47001a5a615120d3a60fec121206ec009f174bcc0573fc9baf7aaf999
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e2c15b4af19b93b418de7ce3dbc435a9cd684307f8178e6083d3812b119d4217
[INFO] running `Command { std: "docker" "start" "-a" "e2c15b4af19b93b418de7ce3dbc435a9cd684307f8178e6083d3812b119d4217", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/algorithms/thompson_sampling.rs:275:21
[INFO] [stderr]     |
[INFO] [stderr] 275 |         for seed in (1000..1500) {
[INFO] [stderr]     |                     ^          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 275 -         for seed in (1000..1500) {
[INFO] [stderr] 275 +         for seed in 1000..1500  {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `context`
[INFO] [stderr]    --> src/simulation/simulator.rs:142:59
[INFO] [stderr]     |
[INFO] [stderr] 142 |         fn get_reward(&self, action: &NumericAction<i32>, context: &DummyContext) -> DummyReward {
[INFO] [stderr]     |                                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]    --> src/simulation/simulator.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |     struct DummyEnvironment {
[INFO] [stderr]     |            ---------------- field in this struct
[INFO] [stderr] 134 |         name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `DummyEnvironment` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `octopus` (lib test) generated 3 warnings (run `cargo fix --lib -p octopus --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/octopus-c643d2360b037d05)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test algorithms::epsilon_greedy::tests::test_epsilon_greedy_init_success ... ok
[INFO] [stdout] test algorithms::epsilon_greedy::tests::test_epsilon_greedy_update_and_average ... ok
[INFO] [stdout] test algorithms::epsilon_greedy::tests::test_epsilon_greedy_init_invalid_epsilon ... ok
[INFO] [stdout] test algorithms::thompson_sampling::tests::test_thompson_init_empty_error ... ok
[INFO] [stdout] test algorithms::thompson_sampling::tests::test_thompson_choose_action_does_not_panic ... ok
[INFO] [stdout] test algorithms::epsilon_greedy::tests::test_epsilon_greedy_reset ... ok
[INFO] [stdout] test algorithms::thompson_sampling::tests::test_thompson_init_success ... ok
[INFO] [stdout] test algorithms::thompson_sampling::tests::test_thompson_reset ... ok
[INFO] [stdout] test algorithms::epsilon_greedy::tests::test_epsilon_greedy_exploration ... ok
[INFO] [stdout] test simulation::simulator::tests::test_run_episode ... ok
[INFO] [stdout] test algorithms::thompson_sampling::tests::test_thompson_update_modifies_params ... ok
[INFO] [stdout] test algorithms::epsilon_greedy::tests::test_epsilon_greedy_exploitation ... ok
[INFO] [stdout] test algorithms::thompson_sampling::tests::test_thompson_sampling_is_reproducible ... ok
[INFO] [stdout] test simulation::simulator::tests::test_run_parallel_simulation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests octopus
[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" "e2c15b4af19b93b418de7ce3dbc435a9cd684307f8178e6083d3812b119d4217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c15b4af19b93b418de7ce3dbc435a9cd684307f8178e6083d3812b119d4217", kill_on_drop: false }`
[INFO] [stdout] e2c15b4af19b93b418de7ce3dbc435a9cd684307f8178e6083d3812b119d4217