[INFO] fetching crate statrs 0.18.0...
[INFO] checking statrs-0.18.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate statrs 0.18.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate statrs 0.18.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate statrs 0.18.0
[INFO] tweaked toml for crates.io crate statrs 0.18.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate statrs 0.18.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 86 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding nalgebra v0.33.2 (available: v0.34.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08dcb1a5a37586502b46091a025f2b976a9596508e603fbed998c7401026d74b
[INFO] running `Command { std: "docker" "start" "-a" "08dcb1a5a37586502b46091a025f2b976a9596508e603fbed998c7401026d74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08dcb1a5a37586502b46091a025f2b976a9596508e603fbed998c7401026d74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08dcb1a5a37586502b46091a025f2b976a9596508e603fbed998c7401026d74b", kill_on_drop: false }`
[INFO] [stdout] 08dcb1a5a37586502b46091a025f2b976a9596508e603fbed998c7401026d74b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc0a7cf77b9dda280535537474c89df5eb5bf7c04e831aba1b8d460f9330b437
[INFO] running `Command { std: "docker" "start" "-a" "fc0a7cf77b9dda280535537474c89df5eb5bf7c04e831aba1b8d460f9330b437", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap v4.5.51
[INFO] [stderr]     Checking simba v0.9.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]     Checking zerocopy v0.8.27
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking nalgebra v0.33.2
[INFO] [stderr]     Checking statrs v0.18.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/inverse_gamma.rs:345:9
[INFO] [stdout]     |
[INFO] [stdout] 345 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/laplace.rs:331:9
[INFO] [stdout]     |
[INFO] [stdout] 331 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/log_normal.rs:338:9
[INFO] [stdout]     |
[INFO] [stdout] 338 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/negative_binomial.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/normal.rs:373:9
[INFO] [stdout]     |
[INFO] [stdout] 373 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/pareto.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 386 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/poisson.rs:344:9
[INFO] [stdout]     |
[INFO] [stdout] 344 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/students_t.rs:462:9
[INFO] [stdout]     |
[INFO] [stdout] 462 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/triangular.rs:402:9
[INFO] [stdout]     |
[INFO] [stdout] 402 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/uniform.rs:320:9
[INFO] [stdout]     |
[INFO] [stdout] 320 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::testing_boiler`
[INFO] [stdout]    --> src/distribution/weibull.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |     use crate::testing_boiler;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Empirical, Infallible>
[INFO] [stdout]   --> src/distribution/empirical.rs:87:51
[INFO] [stdout]    |
[INFO] [stdout] 87 |       pub fn new() -> Result<Empirical, Infallible> {
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 88 | |         Ok(Empirical {
[INFO] [stdout] 89 | |             data: BTreeMap::new(),
[INFO] [stdout] 90 | |             sum: 0,
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |         })
[INFO] [stdout] 94 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Empirical, Infallible>
[INFO] [stdout]   --> src/distribution/empirical.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 | /         Ok(Empirical {
[INFO] [stdout] 89 | |             data: BTreeMap::new(),
[INFO] [stdout] 90 | |             sum: 0,
[INFO] [stdout] 91 | |             mean: 0.0,
[INFO] [stdout] 92 | |             var: 0.0,
[INFO] [stdout] 93 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Empirical, Infallible>
[INFO] [stdout]    --> src/distribution/empirical.rs:207:29
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut empirical = Self::new().unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `statrs` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<empirical::Empirical, Infallible>
[INFO] [stdout]   --> src/distribution/empirical.rs:87:51
[INFO] [stdout]    |
[INFO] [stdout] 87 |       pub fn new() -> Result<Empirical, Infallible> {
[INFO] [stdout]    |  ___________________________________________________^
[INFO] [stdout] 88 | |         Ok(Empirical {
[INFO] [stdout] 89 | |             data: BTreeMap::new(),
[INFO] [stdout] 90 | |             sum: 0,
[INFO] [stdout] ...  |
[INFO] [stdout] 93 | |         })
[INFO] [stdout] 94 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<empirical::Empirical, Infallible>
[INFO] [stdout]   --> src/distribution/empirical.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 | /         Ok(Empirical {
[INFO] [stdout] 89 | |             data: BTreeMap::new(),
[INFO] [stdout] 90 | |             sum: 0,
[INFO] [stdout] 91 | |             mean: 0.0,
[INFO] [stdout] 92 | |             var: 0.0,
[INFO] [stdout] 93 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<empirical::Empirical, Infallible>
[INFO] [stdout]    --> src/distribution/empirical.rs:207:29
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let mut empirical = Self::new().unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<empirical::Empirical, Infallible>
[INFO] [stdout]    --> src/distribution/empirical.rs:286:29
[INFO] [stdout]     |
[INFO] [stdout] 286 |         let mut empirical = Empirical::new().unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<empirical::Empirical, Infallible>
[INFO] [stdout]    --> src/distribution/empirical.rs:294:29
[INFO] [stdout]     |
[INFO] [stdout] 294 |         let mut empirical = Empirical::new().unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<empirical::Empirical, Infallible>
[INFO] [stdout]    --> src/distribution/empirical.rs:303:29
[INFO] [stdout]     |
[INFO] [stdout] 303 |         let mut empirical = Empirical::new().unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<empirical::Empirical, Infallible>
[INFO] [stdout]    --> src/distribution/empirical.rs:312:29
[INFO] [stdout]     |
[INFO] [stdout] 312 |         let mut empirical = Empirical::new().unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<empirical::Empirical, Infallible>
[INFO] [stdout]    --> src/distribution/empirical.rs:413:21
[INFO] [stdout]     |
[INFO] [stdout] 413 |         let mut e = Empirical::new().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `statrs` (lib test) due to 8 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fc0a7cf77b9dda280535537474c89df5eb5bf7c04e831aba1b8d460f9330b437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc0a7cf77b9dda280535537474c89df5eb5bf7c04e831aba1b8d460f9330b437", kill_on_drop: false }`
[INFO] [stdout] fc0a7cf77b9dda280535537474c89df5eb5bf7c04e831aba1b8d460f9330b437
