[INFO] cloning repository https://github.com/Hryapusek/rust-tridiagonal-matrix-vector
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hryapusek/rust-tridiagonal-matrix-vector" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHryapusek%2Frust-tridiagonal-matrix-vector", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHryapusek%2Frust-tridiagonal-matrix-vector'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d012ae522ac7e3e7ecf71156a6d35c22d321b560
[INFO] testing Hryapusek/rust-tridiagonal-matrix-vector against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHryapusek%2Frust-tridiagonal-matrix-vector" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Hryapusek/rust-tridiagonal-matrix-vector
[INFO] finished tweaking git repo https://github.com/Hryapusek/rust-tridiagonal-matrix-vector
[INFO] tweaked toml for git repo https://github.com/Hryapusek/rust-tridiagonal-matrix-vector written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hryapusek/rust-tridiagonal-matrix-vector on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]      Locking 31 packages to latest compatible versions
[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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.41
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[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c3207e72473c92530c7a12058158d64cb624a8b790e96ef12326216e6e4cac4
[INFO] running `Command { std: "docker" "start" "-a" "5c3207e72473c92530c7a12058158d64cb624a8b790e96ef12326216e6e4cac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c3207e72473c92530c7a12058158d64cb624a8b790e96ef12326216e6e4cac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3207e72473c92530c7a12058158d64cb624a8b790e96ef12326216e6e4cac4", kill_on_drop: false }`
[INFO] [stdout] 5c3207e72473c92530c7a12058158d64cb624a8b790e96ef12326216e6e4cac4
[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=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e520e1e1babdf744091f335aba638916bf1aca2de098db4a1d34078c0ba9168
[INFO] running `Command { std: "docker" "start" "-a" "9e520e1e1babdf744091f335aba638916bf1aca2de098db4a1d34078c0ba9168", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stderr]    Compiling lab1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]    --> src/math/solver.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         use rand::Rng;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/math/coeff_calculator.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     use std::marker::PhantomData;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let (A, g) = math::coeff_calculator::matrix_building::build_tridiagonal_matrix(&coeff_calculator_v);
[INFO] [stdout]    |          ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "9e520e1e1babdf744091f335aba638916bf1aca2de098db4a1d34078c0ba9168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e520e1e1babdf744091f335aba638916bf1aca2de098db4a1d34078c0ba9168", kill_on_drop: false }`
[INFO] [stdout] 9e520e1e1babdf744091f335aba638916bf1aca2de098db4a1d34078c0ba9168
[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=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32171325b16377146eeea2af1e7181c2d3263e145c0b6b97859e871348eac3c9
[INFO] running `Command { std: "docker" "start" "-a" "32171325b16377146eeea2af1e7181c2d3263e145c0b6b97859e871348eac3c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling lab1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/math/coeff_calculator.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     use std::marker::PhantomData;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let (A, g) = math::coeff_calculator::matrix_building::build_tridiagonal_matrix(&coeff_calculator_v);
[INFO] [stdout]    |          ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "32171325b16377146eeea2af1e7181c2d3263e145c0b6b97859e871348eac3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32171325b16377146eeea2af1e7181c2d3263e145c0b6b97859e871348eac3c9", kill_on_drop: false }`
[INFO] [stdout] 32171325b16377146eeea2af1e7181c2d3263e145c0b6b97859e871348eac3c9
[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=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c125198c6bdbe0e37363d807c7a292651f75b77e66152436d4546b87e3a92f8
[INFO] running `Command { std: "docker" "start" "-a" "7c125198c6bdbe0e37363d807c7a292651f75b77e66152436d4546b87e3a92f8", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]   --> src/math/coeff_calculator.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     use std::marker::PhantomData;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]   --> src/main.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let (A, g) = math::coeff_calculator::matrix_building::build_tridiagonal_matrix(&coeff_calculator_v);
[INFO] [stderr]    |          ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lab1` (bin "lab1" test) generated 2 warnings (run `cargo fix --bin "lab1" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lab1-77d9ce088b395de1)
[INFO] [stdout] test math::solver::tests::check_if_three_diagonals__correct_matrix ... ok
[INFO] [stdout] test math::solver::tests::solver::solve__correct_matrix_1 ... ok
[INFO] [stdout] test math::solver::tests::solver::solve__correct_matrix_2 ... ok
[INFO] [stdout] test math::solver::tests::solver::solve__correct_matrix_3 ... ok
[INFO] [stdout] test math::solver::tests::solver::solve__correct_matrix_5 ... ok
[INFO] [stdout] test math::solver::tests::solver::solve_random_matrix_multiple_tests ... ok
[INFO] [stdout] test math::solver::tests::check_if_three_diagonals__correct_matrix_2 ... ok
[INFO] [stdout] test math::solver::tests::solver::solve__correct_matrix_4 ... ok
[INFO] [stdout] test math::solver::tests::check_if_three_diagonals__incorrect_matrix_1 - should panic ... ok
[INFO] [stdout] test math::solver::tests::check_if_three_diagonals__incorrect_matrix_4 - should panic ... ok
[INFO] [stdout] test math::solver::tests::check_if_three_diagonals__incorrect_matrix_3 - should panic ... ok
[INFO] [stdout] test math::solver::tests::check_if_three_diagonals__incorrect_matrix_2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c125198c6bdbe0e37363d807c7a292651f75b77e66152436d4546b87e3a92f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c125198c6bdbe0e37363d807c7a292651f75b77e66152436d4546b87e3a92f8", kill_on_drop: false }`
[INFO] [stdout] 7c125198c6bdbe0e37363d807c7a292651f75b77e66152436d4546b87e3a92f8