[INFO] cloning repository https://github.com/wrist0neye/rust_math_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wrist0neye/rust_math_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrist0neye%2Frust_math_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrist0neye%2Frust_math_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49e8345190076c2cf751c3cf95e4cdf4b337b807
[INFO] checking wrist0neye/rust_math_practice/49e8345190076c2cf751c3cf95e4cdf4b337b807 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwrist0neye%2Frust_math_practice" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wrist0neye/rust_math_practice on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wrist0neye/rust_math_practice
[INFO] finished tweaking git repo https://github.com/wrist0neye/rust_math_practice
[INFO] tweaked toml for git repo https://github.com/wrist0neye/rust_math_practice written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wrist0neye/rust_math_practice 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dd07cb7c1eead08dc513f380e2f54d51b389173eab545f0f715cafb80636849
[INFO] running `Command { std: "docker" "start" "-a" "2dd07cb7c1eead08dc513f380e2f54d51b389173eab545f0f715cafb80636849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dd07cb7c1eead08dc513f380e2f54d51b389173eab545f0f715cafb80636849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd07cb7c1eead08dc513f380e2f54d51b389173eab545f0f715cafb80636849", kill_on_drop: false }`
[INFO] [stdout] 2dd07cb7c1eead08dc513f380e2f54d51b389173eab545f0f715cafb80636849
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1723133d01fd458cbfe317810198095c7fc0b3f7a2bbc8589ccbaf7171dbf02
[INFO] running `Command { std: "docker" "start" "-a" "c1723133d01fd458cbfe317810198095c7fc0b3f7a2bbc8589ccbaf7171dbf02", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking clap_builder v4.5.37
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking clap v4.5.37
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking mathlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0369]: cannot multiply `(usize, usize)` by `f64`
[INFO] [stdout]   --> src/matrix.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 sum += self[(r,c) * v[c]];
[INFO] [stdout]    |                             ----- ^ ---- f64
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             (usize, usize)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/matrix.rs:38:51
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn mat_vec_mul(&self, v: &Vector<f64>) -> Vector<f64> {
[INFO] [stdout]    |            -----------                            ^^^^^^^^^^^ expected `Vector<f64>`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] ...
[INFO] [stdout] 48 |         Vector::new(result);
[INFO] [stdout]    |                            - help: remove this semicolon to return this value
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Vector<f64>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/matrix.rs:51:55
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn mat_mat_mul(&self, other: &Matrix<f64>) -> Matrix<f64> {
[INFO] [stdout]    |            -----------                                ^^^^^^^^^^^ expected `Matrix<f64>`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] ...
[INFO] [stdout] 63 |         Matrix::new(self.rows, other.cols, result);
[INFO] [stdout]    |                                                   - help: remove this semicolon to return this value
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Matrix<f64>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0369.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mathlib` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0369]: cannot multiply `(usize, usize)` by `f64`
[INFO] [stdout]   --> src/matrix.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 sum += self[(r,c) * v[c]];
[INFO] [stdout]    |                             ----- ^ ---- f64
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             (usize, usize)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/matrix.rs:38:51
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn mat_vec_mul(&self, v: &Vector<f64>) -> Vector<f64> {
[INFO] [stdout]    |            -----------                            ^^^^^^^^^^^ expected `Vector<f64>`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] ...
[INFO] [stdout] 48 |         Vector::new(result);
[INFO] [stdout]    |                            - help: remove this semicolon to return this value
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Vector<f64>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/matrix.rs:51:55
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn mat_mat_mul(&self, other: &Matrix<f64>) -> Matrix<f64> {
[INFO] [stdout]    |            -----------                                ^^^^^^^^^^^ expected `Matrix<f64>`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] ...
[INFO] [stdout] 63 |         Matrix::new(self.rows, other.cols, result);
[INFO] [stdout]    |                                                   - help: remove this semicolon to return this value
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Matrix<f64>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0369.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mathlib` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "c1723133d01fd458cbfe317810198095c7fc0b3f7a2bbc8589ccbaf7171dbf02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1723133d01fd458cbfe317810198095c7fc0b3f7a2bbc8589ccbaf7171dbf02", kill_on_drop: false }`
[INFO] [stdout] c1723133d01fd458cbfe317810198095c7fc0b3f7a2bbc8589ccbaf7171dbf02
