[INFO] updating cached repository https://github.com/Nixes/rust_plot
[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] da3c0fc1f7aa489e7172bb4dea0832d80f6e57eb
[INFO] checking Nixes/rust_plot against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNixes%2Frust_plot" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nixes/rust_plot on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Nixes/rust_plot
[INFO] finished tweaking git repo https://github.com/Nixes/rust_plot
[INFO] tweaked toml for git repo https://github.com/Nixes/rust_plot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Nixes/rust_plot already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] 4083d73e0a05ffa8277d5d4074e0c366b120ac8a2d1895dd5496da3fae2fdcc5
[INFO] running `"docker" "start" "-a" "4083d73e0a05ffa8277d5d4074e0c366b120ac8a2d1895dd5496da3fae2fdcc5"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking piston-float v0.2.0
[INFO] [stderr]     Checking piston-texture v0.4.0
[INFO] [stderr]     Checking vecmath v0.2.0
[INFO] [stderr]     Checking piston-viewport v0.2.0
[INFO] [stderr]     Checking piston2d-graphics v0.16.0
[INFO] [stderr]     Checking rust_plot v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: `#[test]` attribute is only allowed on non associated functions
[INFO] [stderr]   --> src/plot.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 | /     pub fn gen_test(&mut self,min:u32,max:u32) {
[INFO] [stderr] 62 | |         let step_amount: u32 = (max - min) / self.line_max_samples as u32;
[INFO] [stderr] 63 | |
[INFO] [stderr] 64 | |         for i in 0..self.line_max_samples as u32 {
[INFO] [stderr] ...  |
[INFO] [stderr] 67 | |         }
[INFO] [stderr] 68 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust_plot`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4083d73e0a05ffa8277d5d4074e0c366b120ac8a2d1895dd5496da3fae2fdcc5"`
[INFO] running `"docker" "rm" "-f" "4083d73e0a05ffa8277d5d4074e0c366b120ac8a2d1895dd5496da3fae2fdcc5"`
[INFO] [stdout] 4083d73e0a05ffa8277d5d4074e0c366b120ac8a2d1895dd5496da3fae2fdcc5
