[INFO] fetching crate statslib 0.1.0...
[INFO] testing statslib-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate statslib 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate statslib 0.1.0
[INFO] finished tweaking crates.io crate statslib 0.1.0
[INFO] tweaked toml for crates.io crate statslib 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate statslib 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 88 packages to latest compatible versions
[INFO] [stderr]       Adding approx v0.4.0 (available: v0.5.1)
[INFO] [stderr]       Adding argmin v0.4.7 (available: v0.11.0)
[INFO] [stderr]       Adding nalgebra v0.26.2 (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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simba v0.4.0
[INFO] [stderr]   Downloaded slog-async v2.8.0
[INFO] [stderr]   Downloaded slog-json v2.6.1
[INFO] [stderr]   Downloaded approx v0.4.0
[INFO] [stderr]   Downloaded slog-term v2.9.2
[INFO] [stderr]   Downloaded argmin v0.4.7
[INFO] [stderr]   Downloaded term v1.2.0
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded nalgebra v0.26.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da912f2c7eaf81140991ae82499f0e21688b59ee2f483fab994c72a4b59bf983
[INFO] running `Command { std: "docker" "start" "-a" "da912f2c7eaf81140991ae82499f0e21688b59ee2f483fab994c72a4b59bf983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da912f2c7eaf81140991ae82499f0e21688b59ee2f483fab994c72a4b59bf983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da912f2c7eaf81140991ae82499f0e21688b59ee2f483fab994c72a4b59bf983", kill_on_drop: false }`
[INFO] [stdout] da912f2c7eaf81140991ae82499f0e21688b59ee2f483fab994c72a4b59bf983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c9f0b3b07f10200b3c667521047d3ac52b273cacf8668618d0a1773a9d0c293
[INFO] running `Command { std: "docker" "start" "-a" "5c9f0b3b07f10200b3c667521047d3ac52b273cacf8668618d0a1773a9d0c293", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling slog v2.8.2
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling term v1.2.0
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling simba v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling nalgebra v0.26.2
[INFO] [stderr]    Compiling erased-serde v0.3.31
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling slog-json v2.6.1
[INFO] [stderr]    Compiling slog-term v2.9.2
[INFO] [stderr]    Compiling argmin v0.4.7
[INFO] [stderr]    Compiling statslib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ArrayStorage` and `Matrix2`
[INFO] [stdout]  --> src/linear_models/simple_regression.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nalgebra::{ArrayStorage, Matrix2};
[INFO] [stdout]   |                ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParamsLM` is never constructed
[INFO] [stdout]  --> src/linear_models/simple_regression.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct ParamsLM {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: argmin v0.4.7, nalgebra v0.26.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "5c9f0b3b07f10200b3c667521047d3ac52b273cacf8668618d0a1773a9d0c293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c9f0b3b07f10200b3c667521047d3ac52b273cacf8668618d0a1773a9d0c293", kill_on_drop: false }`
[INFO] [stdout] 5c9f0b3b07f10200b3c667521047d3ac52b273cacf8668618d0a1773a9d0c293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9089f2a69cc47b61d3f8e848632a8aa1d909c5e9b7987bbae2fcba66dcb8858
[INFO] running `Command { std: "docker" "start" "-a" "c9089f2a69cc47b61d3f8e848632a8aa1d909c5e9b7987bbae2fcba66dcb8858", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `ArrayStorage` and `Matrix2`
[INFO] [stdout]  --> src/linear_models/simple_regression.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nalgebra::{ArrayStorage, Matrix2};
[INFO] [stdout]   |                ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling statslib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ParamsLM` is never constructed
[INFO] [stdout]  --> src/linear_models/simple_regression.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct ParamsLM {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ArrayStorage` and `Matrix2`
[INFO] [stdout]  --> src/linear_models/simple_regression.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nalgebra::{ArrayStorage, Matrix2};
[INFO] [stdout]   |                ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParamsLM` is never constructed
[INFO] [stdout]  --> src/linear_models/simple_regression.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct ParamsLM {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[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 0.41s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: argmin v0.4.7, nalgebra v0.26.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "c9089f2a69cc47b61d3f8e848632a8aa1d909c5e9b7987bbae2fcba66dcb8858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9089f2a69cc47b61d3f8e848632a8aa1d909c5e9b7987bbae2fcba66dcb8858", kill_on_drop: false }`
[INFO] [stdout] c9089f2a69cc47b61d3f8e848632a8aa1d909c5e9b7987bbae2fcba66dcb8858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7cf5705129c180cc2417886d23506d76383a9ce4f3314163a9a089937d1f398c
[INFO] running `Command { std: "docker" "start" "-a" "7cf5705129c180cc2417886d23506d76383a9ce4f3314163a9a089937d1f398c", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `ArrayStorage` and `Matrix2`
[INFO] [stderr]  --> src/linear_models/simple_regression.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nalgebra::{ArrayStorage, Matrix2};
[INFO] [stderr]   |                ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ParamsLM` is never constructed
[INFO] [stderr]  --> src/linear_models/simple_regression.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct ParamsLM {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `statslib` (lib) generated 2 warnings (run `cargo fix --lib -p statslib` to apply 1 suggestion)
[INFO] [stderr] warning: `statslib` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: argmin v0.4.7, nalgebra v0.26.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/statslib-b16bb7b8a54d1db1)
[INFO] [stderr]    Doc-tests statslib
[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] [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" "7cf5705129c180cc2417886d23506d76383a9ce4f3314163a9a089937d1f398c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf5705129c180cc2417886d23506d76383a9ce4f3314163a9a089937d1f398c", kill_on_drop: false }`
[INFO] [stdout] 7cf5705129c180cc2417886d23506d76383a9ce4f3314163a9a089937d1f398c