[INFO] updating cached repository https://github.com/vurpo/led-simulator
[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] cfeb88e43dc58d2864bff188d9d2eac6d6dba9d5
[INFO] checking vurpo/led-simulator against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvurpo%2Fled-simulator" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vurpo/led-simulator on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/vurpo/led-simulator
[INFO] finished tweaking git repo https://github.com/vurpo/led-simulator
[INFO] tweaked toml for git repo https://github.com/vurpo/led-simulator written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/vurpo/led-simulator already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-6/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/workspace/builds/worker-6/source/src/main.rs` was erroneously implicitly accepted for binary `led-simulator-2016`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-6/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/workspace/builds/worker-6/source/src/main.rs` was erroneously implicitly accepted for binary `led-simulator-2016`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] 5fe424e3948b3e7b439b69d9ceac8123d38ca135b4dd8c054f3d5bb38bcb7f72
[INFO] running `"docker" "start" "-a" "5fe424e3948b3e7b439b69d9ceac8123d38ca135b4dd8c054f3d5bb38bcb7f72"`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `led-simulator-2016`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Checking gif v0.8.0
[INFO] [stderr]     Checking pistoncore-input v0.9.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking freetype-rs v0.6.1
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking glutin v0.5.2
[INFO] [stderr]     Checking pistoncore-window v0.16.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking pistoncore-event_loop v0.19.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.23.0
[INFO] [stderr]     Checking image v0.9.1
[INFO] [stderr]     Checking piston v0.19.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.26.0
[INFO] [stderr]     Checking led-simulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 |           if let Some((n @ 0...49, r, g, b)) = self.parser.parse(*x) {
[INFO] [stderr]    |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/main.rs:74:10
[INFO] [stderr]    |
[INFO] [stderr] 74 |       Ok(n) => {
[INFO] [stderr]    |          ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Error`
[INFO] [stderr]   --> src/main.rs:84:7
[INFO] [stderr]    |
[INFO] [stderr] 84 |       Error => {
[INFO] [stderr]    |       ^^^^^ help: consider prefixing with an underscore: `_Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:71:42
[INFO] [stderr]    |
[INFO] [stderr] 71 |   fn update(&mut self, leds: &mut [Led], args: &UpdateArgs) {
[INFO] [stderr]    |                                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `rotation`
[INFO] [stderr]   --> src/main.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 |   rotation: f64,
[INFO] [stderr]    |   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `byteCounter` should have a snake case name
[INFO] [stderr]   --> src/main.rs:29:3
[INFO] [stderr]    |
[INFO] [stderr] 29 |   byteCounter: u8
[INFO] [stderr]    |   ^^^^^^^^^^^ help: convert the identifier to snake case: `byte_counter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Error` should have a snake case name
[INFO] [stderr]   --> src/main.rs:84:7
[INFO] [stderr]    |
[INFO] [stderr] 84 |       Error => {
[INFO] [stderr]    |       ^^^^^ help: convert the identifier to snake case: `error`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 |           if let Some((n @ 0...49, r, g, b)) = self.parser.parse(*x) {
[INFO] [stderr]    |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/main.rs:74:10
[INFO] [stderr]    |
[INFO] [stderr] 74 |       Ok(n) => {
[INFO] [stderr]    |          ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Error`
[INFO] [stderr]   --> src/main.rs:84:7
[INFO] [stderr]    |
[INFO] [stderr] 84 |       Error => {
[INFO] [stderr]    |       ^^^^^ help: consider prefixing with an underscore: `_Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/main.rs:71:42
[INFO] [stderr]    |
[INFO] [stderr] 71 |   fn update(&mut self, leds: &mut [Led], args: &UpdateArgs) {
[INFO] [stderr]    |                                          ^^^^ help: consider prefixing with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `rotation`
[INFO] [stderr]   --> src/main.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 |   rotation: f64,
[INFO] [stderr]    |   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `byteCounter` should have a snake case name
[INFO] [stderr]   --> src/main.rs:29:3
[INFO] [stderr]    |
[INFO] [stderr] 29 |   byteCounter: u8
[INFO] [stderr]    |   ^^^^^^^^^^^ help: convert the identifier to snake case: `byte_counter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Error` should have a snake case name
[INFO] [stderr]   --> src/main.rs:84:7
[INFO] [stderr]    |
[INFO] [stderr] 84 |       Error => {
[INFO] [stderr]    |       ^^^^^ help: convert the identifier to snake case: `error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.82s
[INFO] running `"docker" "inspect" "5fe424e3948b3e7b439b69d9ceac8123d38ca135b4dd8c054f3d5bb38bcb7f72"`
[INFO] running `"docker" "rm" "-f" "5fe424e3948b3e7b439b69d9ceac8123d38ca135b4dd8c054f3d5bb38bcb7f72"`
[INFO] [stdout] 5fe424e3948b3e7b439b69d9ceac8123d38ca135b4dd8c054f3d5bb38bcb7f72