[INFO] cloning repository https://github.com/b-Tomas/calculadora
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/b-Tomas/calculadora" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-Tomas%2Fcalculadora", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-Tomas%2Fcalculadora'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b2397f4aeb9911c004bed0093a1447d4bdf5c72
[INFO] checking b-Tomas/calculadora against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-Tomas%2Fcalculadora" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/b-Tomas/calculadora
[INFO] finished tweaking git repo https://github.com/b-Tomas/calculadora
[INFO] tweaked toml for git repo https://github.com/b-Tomas/calculadora written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/b-Tomas/calculadora on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/b-Tomas/calculadora 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8249ea7a4e46a53beb899af63bb5fc615945078818ceb536f023b622cbd4bb5
[INFO] running `Command { std: "docker" "start" "-a" "f8249ea7a4e46a53beb899af63bb5fc615945078818ceb536f023b622cbd4bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8249ea7a4e46a53beb899af63bb5fc615945078818ceb536f023b622cbd4bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8249ea7a4e46a53beb899af63bb5fc615945078818ceb536f023b622cbd4bb5", kill_on_drop: false }`
[INFO] [stdout] f8249ea7a4e46a53beb899af63bb5fc615945078818ceb536f023b622cbd4bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25e30ef8f4e21d722852380f73282cdf8fd2714bbe7d4676b40f8bd274ef84ca
[INFO] running `Command { std: "docker" "start" "-a" "25e30ef8f4e21d722852380f73282cdf8fd2714bbe7d4676b40f8bd274ef84ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking phf_shared v0.11.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling phf_macros v0.11.1
[INFO] [stderr]     Checking phf v0.11.1
[INFO] [stderr]     Checking calculadora v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/exp_interpreter.rs:439:83
[INFO] [stdout]     |
[INFO] [stdout] 439 | pub fn calculate(infix_exp: &str, definitions: &Definitions) -> Result<Value, Box<(dyn std::error::Error)>> {
[INFO] [stdout]     |                                                                                   ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 439 - pub fn calculate(infix_exp: &str, definitions: &Definitions) -> Result<Value, Box<(dyn std::error::Error)>> {
[INFO] [stdout] 439 + pub fn calculate(infix_exp: &str, definitions: &Definitions) -> Result<Value, Box<dyn std::error::Error >> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/exp_interpreter.rs:439:83
[INFO] [stdout]     |
[INFO] [stdout] 439 | pub fn calculate(infix_exp: &str, definitions: &Definitions) -> Result<Value, Box<(dyn std::error::Error)>> {
[INFO] [stdout]     |                                                                                   ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 439 - pub fn calculate(infix_exp: &str, definitions: &Definitions) -> Result<Value, Box<(dyn std::error::Error)>> {
[INFO] [stdout] 439 + pub fn calculate(infix_exp: &str, definitions: &Definitions) -> Result<Value, Box<dyn std::error::Error >> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `data_loading` is never used
[INFO] [stdout]    --> src/math.rs:167:4
[INFO] [stdout]     |
[INFO] [stdout] 167 | fn data_loading(m: &Matrix, results: &Matrix) -> Matrix {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_compatible_determinado` is never used
[INFO] [stdout]    --> src/math.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 195 | impl Compatibility {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn is_compatible_determinado(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `fill` and `equals` are never used
[INFO] [stdout]   --> src/structs.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Matrix {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn fill(&mut self, num: f32) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn equals(&self, other: &Matrix) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_matrix` is never used
[INFO] [stdout]   --> src/exp_interpreter.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Value {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn is_matrix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_scalar` and `is_matrix` are never used
[INFO] [stdout]   --> src/exp_interpreter.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl<'a> Operand<'a> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn is_scalar(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     pub fn is_matrix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_op` is never used
[INFO] [stdout]    --> src/exp_interpreter.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl<'a> ExpTree<'a> {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn set_op(&mut self, op: Operand<'a>) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exp_interpreter.rs:142:15
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn op(&self) -> &Operand {
[INFO] [stdout]     |               ^^^^^     ^^^^^^^^
[INFO] [stdout]     |               |         ||
[INFO] [stdout]     |               |         |the same lifetime is hidden here
[INFO] [stdout]     |               |         the same lifetime is elided here
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn op(&self) -> &Operand<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Matrix` instead of cloning the inner type
[INFO] [stdout]    --> src/exp_interpreter.rs:163:46
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 return Ok(Value::Matrix(value.clone().to_owned()));
[INFO] [stdout]     |                                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_compatible_determinado` is never used
[INFO] [stdout]    --> src/math.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 195 | impl Compatibility {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn is_compatible_determinado(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fill` is never used
[INFO] [stdout]   --> src/structs.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Matrix {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn fill(&mut self, num: f32) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_matrix` is never used
[INFO] [stdout]   --> src/exp_interpreter.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Value {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn is_matrix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_scalar` and `is_matrix` are never used
[INFO] [stdout]   --> src/exp_interpreter.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl<'a> Operand<'a> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn is_scalar(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     pub fn is_matrix(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_op` is never used
[INFO] [stdout]    --> src/exp_interpreter.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl<'a> ExpTree<'a> {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn set_op(&mut self, op: Operand<'a>) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/exp_interpreter.rs:142:15
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn op(&self) -> &Operand {
[INFO] [stdout]     |               ^^^^^     ^^^^^^^^
[INFO] [stdout]     |               |         ||
[INFO] [stdout]     |               |         |the same lifetime is hidden here
[INFO] [stdout]     |               |         the same lifetime is elided here
[INFO] [stdout]     |               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub fn op(&self) -> &Operand<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&Matrix` instead of cloning the inner type
[INFO] [stdout]    --> src/exp_interpreter.rs:163:46
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 return Ok(Value::Matrix(value.clone().to_owned()));
[INFO] [stdout]     |                                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.64s
[INFO] running `Command { std: "docker" "inspect" "25e30ef8f4e21d722852380f73282cdf8fd2714bbe7d4676b40f8bd274ef84ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e30ef8f4e21d722852380f73282cdf8fd2714bbe7d4676b40f8bd274ef84ca", kill_on_drop: false }`
[INFO] [stdout] 25e30ef8f4e21d722852380f73282cdf8fd2714bbe7d4676b40f8bd274ef84ca
