[INFO] updating cached repository https://github.com/yati-sagade/autodiff-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f2554583153d663452e65d905c01ff7679c86e9
[INFO] checking yati-sagade/autodiff-rust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyati-sagade%2Fautodiff-rust" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yati-sagade/autodiff-rust on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yati-sagade/autodiff-rust
[INFO] finished tweaking git repo https://github.com/yati-sagade/autodiff-rust
[INFO] tweaked toml for git repo https://github.com/yati-sagade/autodiff-rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/yati-sagade/autodiff-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c82a22a661e7dcde7e82140b85180b8d0f9b50102c2e5b3d1f6fd82a8a241f95
[INFO] running `"docker" "start" "-a" "c82a22a661e7dcde7e82140b85180b8d0f9b50102c2e5b3d1f6fd82a8a241f95"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking gnuplot v0.0.22
[INFO] [stderr]     Checking num-integer v0.1.33
[INFO] [stderr]     Checking num-complex v0.1.36
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking num-bigint v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking autodiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / macro_rules! assert_almost_equal {
[INFO] [stderr] 12 | |     ($a:expr, $b:expr) => {
[INFO] [stderr] 13 | |         if ($a-$b).abs() > 1e-6 {
[INFO] [stderr] 14 | |             panic!(format!("left: {}, right: {} <- not almost the same.", $a, $b));
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     };
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/main.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::{self,Write};
[INFO] [stderr]   |               ^^^^ ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `LegendOption`
[INFO] [stderr]  --> src/main.rs:8:39
[INFO] [stderr]   |
[INFO] [stderr] 8 | use gnuplot::{Figure, Caption, Color, LegendOption, Coordinate};
[INFO] [stderr]   |                                       ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/main.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::{self,Write};
[INFO] [stderr]   |               ^^^^ ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `LegendOption`
[INFO] [stderr]  --> src/main.rs:8:39
[INFO] [stderr]   |
[INFO] [stderr] 8 | use gnuplot::{Figure, Caption, Color, LegendOption, Coordinate};
[INFO] [stderr]   |                                       ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f_m`
[INFO] [stderr]   --> src/main.rs:96:9
[INFO] [stderr]    |
[INFO] [stderr] 96 |     let f_m: T = From::from(1.5f64); // Hz
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_f_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f_m`
[INFO] [stderr]   --> src/main.rs:96:9
[INFO] [stderr]    |
[INFO] [stderr] 96 |     let f_m: T = From::from(1.5f64); // Hz
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_f_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fm`
[INFO] [stderr]   --> src/main.rs:92:4
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn fm<T>(t: T) -> T where T: Float + From<f64> {
[INFO] [stderr]    |    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_c` should have a snake case name
[INFO] [stderr]   --> src/main.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let A_c: T = From::from(5f64);
[INFO] [stderr]    |         ^^^ help: convert the identifier to snake case: `a_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_m` should have a snake case name
[INFO] [stderr]   --> src/main.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let A_m: T = From::from(2f64);
[INFO] [stderr]    |         ^^^ help: convert the identifier to snake case: `a_m`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fm`
[INFO] [stderr]   --> src/main.rs:92:4
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn fm<T>(t: T) -> T where T: Float + From<f64> {
[INFO] [stderr]    |    ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_c` should have a snake case name
[INFO] [stderr]   --> src/main.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let A_c: T = From::from(5f64);
[INFO] [stderr]    |         ^^^ help: convert the identifier to snake case: `a_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_m` should have a snake case name
[INFO] [stderr]   --> src/main.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let A_m: T = From::from(2f64);
[INFO] [stderr]    |         ^^^ help: convert the identifier to snake case: `a_m`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `"docker" "inspect" "c82a22a661e7dcde7e82140b85180b8d0f9b50102c2e5b3d1f6fd82a8a241f95"`
[INFO] running `"docker" "rm" "-f" "c82a22a661e7dcde7e82140b85180b8d0f9b50102c2e5b3d1f6fd82a8a241f95"`
[INFO] [stdout] c82a22a661e7dcde7e82140b85180b8d0f9b50102c2e5b3d1f6fd82a8a241f95