[INFO] fetching crate csparse21 0.2.3...
[INFO] testing csparse21-0.2.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate csparse21 0.2.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate csparse21 0.2.3
[INFO] finished tweaking crates.io crate csparse21 0.2.3
[INFO] tweaked toml for crates.io crate csparse21 0.2.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate csparse21 0.2.3 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 4 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4fa81312c6a8fee25fc87cc5d16dbf79f23a2251453e8cb506afb9a08a5152da
[INFO] running `Command { std: "docker" "start" "-a" "4fa81312c6a8fee25fc87cc5d16dbf79f23a2251453e8cb506afb9a08a5152da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fa81312c6a8fee25fc87cc5d16dbf79f23a2251453e8cb506afb9a08a5152da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa81312c6a8fee25fc87cc5d16dbf79f23a2251453e8cb506afb9a08a5152da", kill_on_drop: false }`
[INFO] [stdout] 4fa81312c6a8fee25fc87cc5d16dbf79f23a2251453e8cb506afb9a08a5152da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 919035b4fdfbffac50c8cc784f7bc9b6e8244716e5519065bf94da68cf05cbc8
[INFO] running `Command { std: "docker" "start" "-a" "919035b4fdfbffac50c8cc784f7bc9b6e8244716e5519065bf94da68cf05cbc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling csparse21 v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NonRealNumError` is never constructed
[INFO] [stdout]     --> src/lib.rs:1117:8
[INFO] [stdout]      |
[INFO] [stdout] 1117 | struct NonRealNumError;
[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 1.21s
[INFO] running `Command { std: "docker" "inspect" "919035b4fdfbffac50c8cc784f7bc9b6e8244716e5519065bf94da68cf05cbc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919035b4fdfbffac50c8cc784f7bc9b6e8244716e5519065bf94da68cf05cbc8", kill_on_drop: false }`
[INFO] [stdout] 919035b4fdfbffac50c8cc784f7bc9b6e8244716e5519065bf94da68cf05cbc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9439ef11ea3a307fdf550137255484671739bb6a544daf0e88db718855298c8e
[INFO] running `Command { std: "docker" "start" "-a" "9439ef11ea3a307fdf550137255484671739bb6a544daf0e88db718855298c8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling csparse21 v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NonRealNumError` is never constructed
[INFO] [stdout]     --> src/lib.rs:1117:8
[INFO] [stdout]      |
[INFO] [stdout] 1117 | struct NonRealNumError;
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NonRealNumError` is never constructed
[INFO] [stdout]     --> src/lib.rs:1117:8
[INFO] [stdout]      |
[INFO] [stdout] 1117 | struct NonRealNumError;
[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 0.91s
[INFO] running `Command { std: "docker" "inspect" "9439ef11ea3a307fdf550137255484671739bb6a544daf0e88db718855298c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9439ef11ea3a307fdf550137255484671739bb6a544daf0e88db718855298c8e", kill_on_drop: false }`
[INFO] [stdout] 9439ef11ea3a307fdf550137255484671739bb6a544daf0e88db718855298c8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 044e902c4cac3aed93cb5af12e1bb49a9131f98926493ae93d2e7136ad21ae75
[INFO] running `Command { std: "docker" "start" "-a" "044e902c4cac3aed93cb5af12e1bb49a9131f98926493ae93d2e7136ad21ae75", kill_on_drop: false }`
[INFO] [stderr] warning: struct `NonRealNumError` is never constructed
[INFO] [stderr]     --> src/lib.rs:1117:8
[INFO] [stderr]      |
[INFO] [stderr] 1117 | struct NonRealNumError;
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `csparse21` (lib) generated 1 warning
[INFO] [stderr] warning: `csparse21` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/csparse21-18a0ae01ba5eb0d5)
[INFO] [stderr]    Doc-tests csparse21
[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 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |             (0, 0, 1.0),
[INFO] [stdout]    |                    ^^^ expected `Complex<f64>`, found floating-point number
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `num_complex::Complex<f64>`
[INFO] [stdout]                 found type `{float}`
[INFO] [stdout] help: call `Into::into` on this expression to convert `{float}` into `num_complex::Complex<f64>`
[INFO] [stdout]    |
[INFO] [stdout] 10 |             (0, 0, 1.0.into()),
[INFO] [stdout]    |                       +++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |             (0, 1, 1.0),
[INFO] [stdout]    |                    ^^^ expected `Complex<f64>`, found floating-point number
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `num_complex::Complex<f64>`
[INFO] [stdout]                 found type `{float}`
[INFO] [stdout] help: call `Into::into` on this expression to convert `{float}` into `num_complex::Complex<f64>`
[INFO] [stdout]    |
[INFO] [stdout] 11 |             (0, 1, 1.0.into()),
[INFO] [stdout]    |                       +++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |             (0, 2, 1.0),
[INFO] [stdout]    |                    ^^^ expected `Complex<f64>`, found floating-point number
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `num_complex::Complex<f64>`
[INFO] [stdout]                 found type `{float}`
[INFO] [stdout] help: call `Into::into` on this expression to convert `{float}` into `num_complex::Complex<f64>`
[INFO] [stdout]    |
[INFO] [stdout] 12 |             (0, 2, 1.0.into()),
[INFO] [stdout]    |                       +++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |             (1, 1, 2.0),
[INFO] [stdout]    |                    ^^^ expected `Complex<f64>`, found floating-point number
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `num_complex::Complex<f64>`
[INFO] [stdout]                 found type `{float}`
[INFO] [stdout] help: call `Into::into` on this expression to convert `{float}` into `num_complex::Complex<f64>`
[INFO] [stdout]    |
[INFO] [stdout] 13 |             (1, 1, 2.0.into()),
[INFO] [stdout]    |                       +++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 |             (1, 2, 5.0),
[INFO] [stdout]    |                    ^^^ expected `Complex<f64>`, found floating-point number
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `num_complex::Complex<f64>`
[INFO] [stdout]                 found type `{float}`
[INFO] [stdout] help: call `Into::into` on this expression to convert `{float}` into `num_complex::Complex<f64>`
[INFO] [stdout]    |
[INFO] [stdout] 14 |             (1, 2, 5.0.into()),
[INFO] [stdout]    |                       +++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |             (2, 0, 2.0),
[INFO] [stdout]    |                    ^^^ expected `Complex<f64>`, found floating-point number
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `num_complex::Complex<f64>`
[INFO] [stdout]                 found type `{float}`
[INFO] [stdout] help: call `Into::into` on this expression to convert `{float}` into `num_complex::Complex<f64>`
[INFO] [stdout]    |
[INFO] [stdout] 15 |             (2, 0, 2.0.into()),
[INFO] [stdout]    |                       +++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |             (2, 1, 5.0),
[INFO] [stdout]    |                    ^^^ expected `Complex<f64>`, found floating-point number
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `num_complex::Complex<f64>`
[INFO] [stdout]                 found type `{float}`
[INFO] [stdout] help: call `Into::into` on this expression to convert `{float}` into `num_complex::Complex<f64>`
[INFO] [stdout]    |
[INFO] [stdout] 16 |             (2, 1, 5.0.into()),
[INFO] [stdout]    |                       +++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |             (2, 2, -1.0),
[INFO] [stdout]    |                    ^^^^ expected `Complex<f64>`, found floating-point number
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `num_complex::Complex<f64>`
[INFO] [stdout]                 found type `{float}`
[INFO] [stdout] help: call `Into::into` on this expression to convert `{float}` into `num_complex::Complex<f64>`
[INFO] [stdout]    |
[INFO] [stdout] 17 |             (2, 2, (-1.0).into()),
[INFO] [stdout]    |                    +    ++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:20:20
[INFO] [stdout]     |
[INFO] [stdout]  20 | let soln = m.solve(vec![6.0, -4.0, 27.0]);
[INFO] [stdout]     |              ----- ^^^^^^^^^^^^^^^^^^^^^ expected `&[Complex<f64>]`, found `Vec<{float}>`
[INFO] [stdout]     |              |
[INFO] [stdout]     |              arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[num_complex::Complex<f64>]`
[INFO] [stdout]                   found struct `Vec<{float}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:991:12
[INFO] [stdout]     |
[INFO] [stdout] 991 |     pub fn solve(&mut self, rhs: &[Complex64]) -> SpResult<Vec<Complex64>> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "044e902c4cac3aed93cb5af12e1bb49a9131f98926493ae93d2e7136ad21ae75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "044e902c4cac3aed93cb5af12e1bb49a9131f98926493ae93d2e7136ad21ae75", kill_on_drop: false }`
[INFO] [stdout] 044e902c4cac3aed93cb5af12e1bb49a9131f98926493ae93d2e7136ad21ae75
