[INFO] updating cached repository https://github.com/mkralla11/rocket_equation
[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] 757b80a08934df5f798ac62f5c7fcb9798adf9f3
[INFO] checking mkralla11/rocket_equation against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkralla11%2Frocket_equation" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkralla11/rocket_equation on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mkralla11/rocket_equation
[INFO] finished tweaking git repo https://github.com/mkralla11/rocket_equation
[INFO] tweaked toml for git repo https://github.com/mkralla11/rocket_equation written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mkralla11/rocket_equation already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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] 9c99af8e247616800af6786edc97aa73899a4858c60cbd63c3685934a4d9739c
[INFO] running `"docker" "start" "-a" "9c99af8e247616800af6786edc97aa73899a4858c60cbd63c3685934a4d9739c"`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking async-macros v2.0.0
[INFO] [stderr]     Checking async-task v1.0.0
[INFO] [stderr]     Checking async-std v1.2.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking rocket_equation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/main.rs:52:79
[INFO] [stderr]    |
[INFO] [stderr] 52 |     async fn load_and_calc_fuel_for_modules_via<F>(&mut self, f: F) -> Result<(i32), String> where F: Fn(i32) -> i32 {
[INFO] [stderr]    |                                                                               ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/main.rs:59:70
[INFO] [stderr]    |
[INFO] [stderr] 59 |     async fn calc_fuel_for_modules_via<F>(&mut self, f: F) -> Result<(i32), String> where F: Fn(i32) -> i32 {
[INFO] [stderr]    |                                                                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/main.rs:82:72
[INFO] [stderr]    |
[INFO] [stderr] 82 |     async fn load_and_calc_fuel_for_modules_basic(&mut self) -> Result<(i32), String>{
[INFO] [stderr]    |                                                                        ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/main.rs:91:80
[INFO] [stderr]    |
[INFO] [stderr] 91 |     async fn load_and_calc_fuel_for_modules_and_fuel_mass(&mut self) -> Result<(i32), String>{
[INFO] [stderr]    |                                                                                ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/main.rs:52:79
[INFO] [stderr]    |
[INFO] [stderr] 52 |     async fn load_and_calc_fuel_for_modules_via<F>(&mut self, f: F) -> Result<(i32), String> where F: Fn(i32) -> i32 {
[INFO] [stderr]    |                                                                               ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/main.rs:59:70
[INFO] [stderr]    |
[INFO] [stderr] 59 |     async fn calc_fuel_for_modules_via<F>(&mut self, f: F) -> Result<(i32), String> where F: Fn(i32) -> i32 {
[INFO] [stderr]    |                                                                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/main.rs:82:72
[INFO] [stderr]    |
[INFO] [stderr] 82 |     async fn load_and_calc_fuel_for_modules_basic(&mut self) -> Result<(i32), String>{
[INFO] [stderr]    |                                                                        ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/main.rs:91:80
[INFO] [stderr]    |
[INFO] [stderr] 91 |     async fn load_and_calc_fuel_for_modules_and_fuel_mass(&mut self) -> Result<(i32), String>{
[INFO] [stderr]    |                                                                                ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.07s
[INFO] running `"docker" "inspect" "9c99af8e247616800af6786edc97aa73899a4858c60cbd63c3685934a4d9739c"`
[INFO] running `"docker" "rm" "-f" "9c99af8e247616800af6786edc97aa73899a4858c60cbd63c3685934a4d9739c"`
[INFO] [stdout] 9c99af8e247616800af6786edc97aa73899a4858c60cbd63c3685934a4d9739c