[INFO] updating cached repository https://github.com/mollynova/RaverCube
[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] f90538c16b9be1c49d85680a1f553410f6e5ec83
[INFO] testing mollynova/RaverCube against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmollynova%2FRaverCube" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  95% (19/20)   
Checking out files: 100% (20/20)   
Checking out files: 100% (20/20), done.
[INFO] validating manifest of git repo https://github.com/mollynova/RaverCube on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mollynova/RaverCube
[INFO] removed path dependency hound from git repo https://github.com/mollynova/RaverCube
[INFO] removed path dependency num from git repo https://github.com/mollynova/RaverCube
[INFO] removed path dependency rppal from git repo https://github.com/mollynova/RaverCube
[INFO] removed path dependency rustfft from git repo https://github.com/mollynova/RaverCube
[INFO] finished tweaking git repo https://github.com/mollynova/RaverCube
[INFO] tweaked toml for git repo https://github.com/mollynova/RaverCube written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/mollynova/RaverCube already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (hound) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-10/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[INFO] the lockfile is outdated, regenerating it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" "+beta-2020-06-03" "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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (hound) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0449c462d0bb472aeb435692aaec58832040842caa6d3a0903a87d24c3957794
[INFO] running `"docker" "start" "-a" "0449c462d0bb472aeb435692aaec58832040842caa6d3a0903a87d24c3957794"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: dependency (hound) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling transpose v0.1.0
[INFO] [stderr]    Compiling strength_reduce v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling rppal v0.11.3
[INFO] [stderr]    Compiling rustfft v3.0.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling RaverCube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `rppal::gpio::Gpio`
[INFO] [stderr]  --> src/hardware/gpio.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rppal::gpio::Gpio;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustfft::FFT`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use rustfft::FFT;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `color` is never read
[INFO] [stderr]   --> src/main.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let mut color = 0;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RaverCube` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `raver_cube`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.41s
[INFO] running `"docker" "inspect" "0449c462d0bb472aeb435692aaec58832040842caa6d3a0903a87d24c3957794"`
[INFO] running `"docker" "rm" "-f" "0449c462d0bb472aeb435692aaec58832040842caa6d3a0903a87d24c3957794"`
[INFO] [stdout] 0449c462d0bb472aeb435692aaec58832040842caa6d3a0903a87d24c3957794
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a3cd6cbb28495d8a887eea6e33c2eff4423658e5e5865d9cf5db5bd50ff79dc
[INFO] running `"docker" "start" "-a" "3a3cd6cbb28495d8a887eea6e33c2eff4423658e5e5865d9cf5db5bd50ff79dc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: dependency (hound) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling RaverCube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `rppal::gpio::Gpio`
[INFO] [stderr]  --> src/hardware/gpio.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rppal::gpio::Gpio;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustfft::FFT`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use rustfft::FFT;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `color` is never read
[INFO] [stderr]   --> src/main.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let mut color = 0;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RaverCube` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `raver_cube`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64`
[INFO] [stderr]  --> tests/pitest.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::f64;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hound`
[INFO] [stderr]  --> tests/pitest.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use hound;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `thread`
[INFO] [stderr]   --> src/main.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   thread::sleep(Duration::from_millis(250));
[INFO] [stderr]    |   ^^^^^^ use of undeclared type or module `thread`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Duration`
[INFO] [stderr]   --> src/main.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |   thread::sleep(Duration::from_millis(250));
[INFO] [stderr]    |                 ^^^^^^^^ use of undeclared type or module `Duration`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `thread`
[INFO] [stderr]   --> src/main.rs:28:3
[INFO] [stderr]    |
[INFO] [stderr] 28 |   thread::sleep(Duration::from_millis(2000));
[INFO] [stderr]    |   ^^^^^^ use of undeclared type or module `thread`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Duration`
[INFO] [stderr]   --> src/main.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 |   thread::sleep(Duration::from_millis(2000));
[INFO] [stderr]    |                 ^^^^^^^^ use of undeclared type or module `Duration`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rppal::gpio::Gpio`
[INFO] [stderr]  --> src/hardware/gpio.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rppal::gpio::Gpio;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `RaverCube`
[INFO] [stderr]  --> tests/raver_cube.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use RaverCube::test_rppal;
[INFO] [stderr]   |     ^^^^^^^^^ use of undeclared type or module `RaverCube`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `RaverCube`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `rustfft::FFT`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use rustfft::FFT;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3a3cd6cbb28495d8a887eea6e33c2eff4423658e5e5865d9cf5db5bd50ff79dc"`
[INFO] running `"docker" "rm" "-f" "3a3cd6cbb28495d8a887eea6e33c2eff4423658e5e5865d9cf5db5bd50ff79dc"`
[INFO] [stdout] 3a3cd6cbb28495d8a887eea6e33c2eff4423658e5e5865d9cf5db5bd50ff79dc