[INFO] fetching crate iterative_solvers_smpl 0.1.5... [INFO] testing iterative_solvers_smpl-0.1.5 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] extracting crate iterative_solvers_smpl 0.1.5 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate iterative_solvers_smpl 0.1.5 [INFO] finished tweaking crates.io crate iterative_solvers_smpl 0.1.5 [INFO] tweaked toml for crates.io crate iterative_solvers_smpl 0.1.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate iterative_solvers_smpl 0.1.5 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate iterative_solvers_smpl 0.1.5 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a3713aa72697e0649a919436bd314e2e7353da025227cbc251ff967801d99a9 [INFO] running `Command { std: "docker" "start" "-a" "3a3713aa72697e0649a919436bd314e2e7353da025227cbc251ff967801d99a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a3713aa72697e0649a919436bd314e2e7353da025227cbc251ff967801d99a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a3713aa72697e0649a919436bd314e2e7353da025227cbc251ff967801d99a9", kill_on_drop: false }` [INFO] [stdout] 3a3713aa72697e0649a919436bd314e2e7353da025227cbc251ff967801d99a9 [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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d8ae6a8a077f9cda5ab5874b87ca761acce2f0f852e5293159c87fa4eab4a15 [INFO] running `Command { std: "docker" "start" "-a" "3d8ae6a8a077f9cda5ab5874b87ca761acce2f0f852e5293159c87fa4eab4a15", kill_on_drop: false }` [INFO] [stderr] Compiling extended_matrix_float v1.0.0 [INFO] [stderr] Compiling extended_matrix v0.9.9 [INFO] [stderr] Compiling iterative_solvers_smpl v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pcg.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let mut m = JacobiPreconditioner::create(a)?; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> src/pcg.rs:92:26 [INFO] [stdout] | [INFO] [stdout] 92 | let mut iterations = 0usize; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> src/pcg.rs:197:26 [INFO] [stdout] | [INFO] [stdout] 197 | let mut iterations = 0usize; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ABS_TOL` is never used [INFO] [stdout] --> src/tests/test_pcg_csr.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const ABS_TOL: f64 = 1e-10; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mat2x2` is never used [INFO] [stdout] --> src/tests/test_pcg_csr.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn mat2x2(a11: f64, a12: f64, a21: f64, a22: f64) -> SquareMatrix { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mat4_blockdiag_2x2` is never used [INFO] [stdout] --> src/tests/test_pcg_csr.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn mat4_blockdiag_2x2() -> SquareMatrix { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "3d8ae6a8a077f9cda5ab5874b87ca761acce2f0f852e5293159c87fa4eab4a15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d8ae6a8a077f9cda5ab5874b87ca761acce2f0f852e5293159c87fa4eab4a15", kill_on_drop: false }` [INFO] [stdout] 3d8ae6a8a077f9cda5ab5874b87ca761acce2f0f852e5293159c87fa4eab4a15 [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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 463b5bd97854bcc24d944d53ccc96e759ca82dd8792f569982423c7dcf3f1f68 [INFO] running `Command { std: "docker" "start" "-a" "463b5bd97854bcc24d944d53ccc96e759ca82dd8792f569982423c7dcf3f1f68", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pcg.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let mut m = JacobiPreconditioner::create(a)?; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> src/pcg.rs:92:26 [INFO] [stdout] | [INFO] [stdout] 92 | let mut iterations = 0usize; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling iterative_solvers_smpl v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> src/pcg.rs:197:26 [INFO] [stdout] | [INFO] [stdout] 197 | let mut iterations = 0usize; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ABS_TOL` is never used [INFO] [stdout] --> src/tests/test_pcg_csr.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const ABS_TOL: f64 = 1e-10; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mat2x2` is never used [INFO] [stdout] --> src/tests/test_pcg_csr.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn mat2x2(a11: f64, a12: f64, a21: f64, a22: f64) -> SquareMatrix { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mat4_blockdiag_2x2` is never used [INFO] [stdout] --> src/tests/test_pcg_csr.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn mat4_blockdiag_2x2() -> SquareMatrix { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pcg.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let mut m = JacobiPreconditioner::create(a)?; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> src/pcg.rs:92:26 [INFO] [stdout] | [INFO] [stdout] 92 | let mut iterations = 0usize; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `iterations` is never read [INFO] [stdout] --> src/pcg.rs:197:26 [INFO] [stdout] | [INFO] [stdout] 197 | let mut iterations = 0usize; [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 0.63s [INFO] running `Command { std: "docker" "inspect" "463b5bd97854bcc24d944d53ccc96e759ca82dd8792f569982423c7dcf3f1f68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "463b5bd97854bcc24d944d53ccc96e759ca82dd8792f569982423c7dcf3f1f68", kill_on_drop: false }` [INFO] [stdout] 463b5bd97854bcc24d944d53ccc96e759ca82dd8792f569982423c7dcf3f1f68 [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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4128e602a6f58d18d2ee7127764a12ef0c959b437213fa6ab569c144c067b0e4 [INFO] running `Command { std: "docker" "start" "-a" "4128e602a6f58d18d2ee7127764a12ef0c959b437213fa6ab569c144c067b0e4", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/pcg.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | let mut m = JacobiPreconditioner::create(a)?; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `iterations` is never read [INFO] [stderr] --> src/pcg.rs:92:26 [INFO] [stderr] | [INFO] [stderr] 92 | let mut iterations = 0usize; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `iterations` is never read [INFO] [stderr] --> src/pcg.rs:197:26 [INFO] [stderr] | [INFO] [stderr] 197 | let mut iterations = 0usize; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: constant `ABS_TOL` is never used [INFO] [stderr] --> src/tests/test_pcg_csr.rs:6:7 [INFO] [stderr] | [INFO] [stderr] 6 | const ABS_TOL: f64 = 1e-10; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `mat2x2` is never used [INFO] [stderr] --> src/tests/test_pcg_csr.rs:8:4 [INFO] [stderr] | [INFO] [stderr] 8 | fn mat2x2(a11: f64, a12: f64, a21: f64, a22: f64) -> SquareMatrix { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `mat4_blockdiag_2x2` is never used [INFO] [stderr] --> src/tests/test_pcg_csr.rs:34:4 [INFO] [stderr] | [INFO] [stderr] 34 | fn mat4_blockdiag_2x2() -> SquareMatrix { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `iterative_solvers_smpl` (lib) generated 6 warnings (run `cargo fix --lib -p iterative_solvers_smpl` to apply 1 suggestion) [INFO] [stderr] warning: `iterative_solvers_smpl` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iterative_solvers_smpl-adf7485c8d0790a9) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::test_pcg_csr::test_pcg_jacobi_csr ... ok [INFO] [stdout] test tests::test_pcg_csr::test_pcg_block_jacobi_1x1_degenerate ... ok [INFO] [stdout] test tests::test_pcg_csr::test_pcg_block_jacobi_4x4_block_2x2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests iterative_solvers_smpl [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" "4128e602a6f58d18d2ee7127764a12ef0c959b437213fa6ab569c144c067b0e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4128e602a6f58d18d2ee7127764a12ef0c959b437213fa6ab569c144c067b0e4", kill_on_drop: false }` [INFO] [stdout] 4128e602a6f58d18d2ee7127764a12ef0c959b437213fa6ab569c144c067b0e4