[INFO] cloning repository https://github.com/MIDLAK/Jacobi_and_Seidel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MIDLAK/Jacobi_and_Seidel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMIDLAK%2FJacobi_and_Seidel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMIDLAK%2FJacobi_and_Seidel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6d356604e933250052cbf9067fcb2465fc750b9
[INFO] testing MIDLAK/Jacobi_and_Seidel against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMIDLAK%2FJacobi_and_Seidel" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MIDLAK/Jacobi_and_Seidel on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MIDLAK/Jacobi_and_Seidel
[INFO] finished tweaking git repo https://github.com/MIDLAK/Jacobi_and_Seidel
[INFO] tweaked toml for git repo https://github.com/MIDLAK/Jacobi_and_Seidel written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MIDLAK/Jacobi_and_Seidel 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-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2762d151ac1ae76ab7c963f19f73095989b9ee3f021131bd147e726d9885055c
[INFO] running `Command { std: "docker" "start" "-a" "2762d151ac1ae76ab7c963f19f73095989b9ee3f021131bd147e726d9885055c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2762d151ac1ae76ab7c963f19f73095989b9ee3f021131bd147e726d9885055c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2762d151ac1ae76ab7c963f19f73095989b9ee3f021131bd147e726d9885055c", kill_on_drop: false }`
[INFO] [stdout] 2762d151ac1ae76ab7c963f19f73095989b9ee3f021131bd147e726d9885055c
[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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 313def580f86c493ffffb5eae3b5cdd753437713032501d63bc1fd96b14d1eaf
[INFO] running `Command { std: "docker" "start" "-a" "313def580f86c493ffffb5eae3b5cdd753437713032501d63bc1fd96b14d1eaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling jacobi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `count_gen` is never read
[INFO] [stdout]    --> src/main.rs:263:13
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let mut count_gen: usize = 0;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `eps` is never read
[INFO] [stdout]    --> src/main.rs:265:13
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let mut eps: f64 = 0.0;
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "313def580f86c493ffffb5eae3b5cdd753437713032501d63bc1fd96b14d1eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "313def580f86c493ffffb5eae3b5cdd753437713032501d63bc1fd96b14d1eaf", kill_on_drop: false }`
[INFO] [stdout] 313def580f86c493ffffb5eae3b5cdd753437713032501d63bc1fd96b14d1eaf
[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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58a1e3c908d8ba1c67a2579e00a36b81c78f156378efd342d433b236c4c72cf4
[INFO] running `Command { std: "docker" "start" "-a" "58a1e3c908d8ba1c67a2579e00a36b81c78f156378efd342d433b236c4c72cf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling jacobi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `count_gen` is never read
[INFO] [stdout]    --> src/main.rs:263:13
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let mut count_gen: usize = 0;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `eps` is never read
[INFO] [stdout]    --> src/main.rs:265:13
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let mut eps: f64 = 0.0;
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "58a1e3c908d8ba1c67a2579e00a36b81c78f156378efd342d433b236c4c72cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a1e3c908d8ba1c67a2579e00a36b81c78f156378efd342d433b236c4c72cf4", kill_on_drop: false }`
[INFO] [stdout] 58a1e3c908d8ba1c67a2579e00a36b81c78f156378efd342d433b236c4c72cf4
[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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a23b54512d271d4abb4de0f20f60ce0674ce95915d95c78c7d1987359bb6fb9
[INFO] running `Command { std: "docker" "start" "-a" "8a23b54512d271d4abb4de0f20f60ce0674ce95915d95c78c7d1987359bb6fb9", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `count_gen` is never read
[INFO] [stderr]    --> src/main.rs:263:13
[INFO] [stderr]     |
[INFO] [stderr] 263 |     let mut count_gen: usize = 0;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `eps` is never read
[INFO] [stderr]    --> src/main.rs:265:13
[INFO] [stderr]     |
[INFO] [stderr] 265 |     let mut eps: f64 = 0.0;
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `jacobi` (bin "jacobi" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/jacobi-192e7120c25fb3b0)
[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" "8a23b54512d271d4abb4de0f20f60ce0674ce95915d95c78c7d1987359bb6fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a23b54512d271d4abb4de0f20f60ce0674ce95915d95c78c7d1987359bb6fb9", kill_on_drop: false }`
[INFO] [stdout] 8a23b54512d271d4abb4de0f20f60ce0674ce95915d95c78c7d1987359bb6fb9