[INFO] fetching crate rucrf 0.3.3...
[INFO] testing rucrf-0.3.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rucrf 0.3.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rucrf 0.3.3
[INFO] finished tweaking crates.io crate rucrf 0.3.3
[INFO] tweaked toml for crates.io crate rucrf 0.3.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rucrf 0.3.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rucrf 0.3.3 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.21.1
[INFO] [stderr]   Downloaded argmin-observer-slog v0.1.0
[INFO] [stderr]   Downloaded slog-term v2.9.1
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[INFO] [stderr]   Downloaded argmin v0.10.0
[INFO] [stderr]   Downloaded time v0.3.39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c0dcf4e855866a99c2a81a5851ed4e3a0dcf6a62dff1a279e94aebcb75cd35d
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[INFO] running `Command { std: "docker" "inspect" "4c0dcf4e855866a99c2a81a5851ed4e3a0dcf6a62dff1a279e94aebcb75cd35d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c0dcf4e855866a99c2a81a5851ed4e3a0dcf6a62dff1a279e94aebcb75cd35d", kill_on_drop: false }`
[INFO] [stdout] 4c0dcf4e855866a99c2a81a5851ed4e3a0dcf6a62dff1a279e94aebcb75cd35d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e050c8d5b9b2b471aa302ff2fb47df16120dc600726bb3d3a954db17ff131318
[INFO] running `Command { std: "docker" "start" "-a" "e050c8d5b9b2b471aa302ff2fb47df16120dc600726bb3d3a954db17ff131318", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]    Compiling time-core v0.1.3
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling time-macros v0.2.20
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling time v0.3.39
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling slog-term v2.9.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling argmin-math v0.4.0
[INFO] [stderr]    Compiling argmin v0.10.0
[INFO] [stderr]    Compiling argmin-observer-slog v0.1.0
[INFO] [stderr]    Compiling rucrf v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/model.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/model.rs:367:5
[INFO] [stdout]     |
[INFO] [stdout] 367 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.59s
[INFO] running `Command { std: "docker" "inspect" "e050c8d5b9b2b471aa302ff2fb47df16120dc600726bb3d3a954db17ff131318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e050c8d5b9b2b471aa302ff2fb47df16120dc600726bb3d3a954db17ff131318", kill_on_drop: false }`
[INFO] [stdout] e050c8d5b9b2b471aa302ff2fb47df16120dc600726bb3d3a954db17ff131318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28b1e11da2e66c76193c464dd41ce10f59b3798f323e9e8d495c445e3cba9e7f
[INFO] running `Command { std: "docker" "start" "-a" "28b1e11da2e66c76193c464dd41ce10f59b3798f323e9e8d495c445e3cba9e7f", kill_on_drop: false }`
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/model.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/model.rs:367:5
[INFO] [stdout]     |
[INFO] [stdout] 367 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rucrf v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/model.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/model.rs:367:5
[INFO] [stdout]     |
[INFO] [stdout] 367 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "28b1e11da2e66c76193c464dd41ce10f59b3798f323e9e8d495c445e3cba9e7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28b1e11da2e66c76193c464dd41ce10f59b3798f323e9e8d495c445e3cba9e7f", kill_on_drop: false }`
[INFO] [stdout] 28b1e11da2e66c76193c464dd41ce10f59b3798f323e9e8d495c445e3cba9e7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b544b4dcb0374f4dd1817ecd81a05bef5765f00052dc7c0f90d237c4d092a7d
[INFO] running `Command { std: "docker" "start" "-a" "1b544b4dcb0374f4dd1817ecd81a05bef5765f00052dc7c0f90d237c4d092a7d", kill_on_drop: false }`
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/model.rs:237:5
[INFO] [stderr]     |
[INFO] [stderr] 237 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/model.rs:367:5
[INFO] [stderr]     |
[INFO] [stderr] 367 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits
[INFO] [stderr] 
[INFO] [stderr] warning: `rucrf` (lib) generated 2 warnings (run `cargo fix --lib -p rucrf` to apply 2 suggestions)
[INFO] [stderr] warning: `rucrf` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rucrf-b9af48dd54c82fba)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test math::tests::test_logsumexp_inf_4 ... ok
[INFO] [stdout] test math::tests::test_logsumexp_inf_2 ... ok
[INFO] [stdout] test math::tests::test_logsumexp_large_1 ... ok
[INFO] [stdout] test math::tests::test_logsumexp_inf_1 ... ok
[INFO] [stdout] test math::tests::test_logsumexp_small_1 ... ok
[INFO] [stdout] test math::tests::test_logsumexp_small_2 ... ok
[INFO] [stdout] test math::tests::test_logsumexp_inf_3 ... ok
[INFO] [stdout] test model::tests::test_search_best_path ... ok
[INFO] [stdout] test model::tests::test_hashed_search_best_path ... ok
[INFO] [stdout] test trainer::tests::test_gradient ... ok
[INFO] [stdout] test trainer::tests::test_loss ... ok
[INFO] [stdout] test math::tests::test_logsumexp_large_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rucrf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b544b4dcb0374f4dd1817ecd81a05bef5765f00052dc7c0f90d237c4d092a7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b544b4dcb0374f4dd1817ecd81a05bef5765f00052dc7c0f90d237c4d092a7d", kill_on_drop: false }`
[INFO] [stdout] 1b544b4dcb0374f4dd1817ecd81a05bef5765f00052dc7c0f90d237c4d092a7d