[INFO] cloning repository https://github.com/conner-s/Lights_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/conner-s/Lights_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconner-s%2FLights_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconner-s%2FLights_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b64e1dbe9003cc6a6951619ba31e4017abff6ba5
[INFO] testing conner-s/Lights_rs against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconner-s%2FLights_rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/conner-s/Lights_rs on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/conner-s/Lights_rs
[INFO] finished tweaking git repo https://github.com/conner-s/Lights_rs
[INFO] tweaked toml for git repo https://github.com/conner-s/Lights_rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/conner-s/Lights_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8385075843d0fd3a08d2040fd56492ceaa1581ed6c6d7800005bb1dc48c96091
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8385075843d0fd3a08d2040fd56492ceaa1581ed6c6d7800005bb1dc48c96091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8385075843d0fd3a08d2040fd56492ceaa1581ed6c6d7800005bb1dc48c96091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8385075843d0fd3a08d2040fd56492ceaa1581ed6c6d7800005bb1dc48c96091", kill_on_drop: false }`
[INFO] [stdout] 8385075843d0fd3a08d2040fd56492ceaa1581ed6c6d7800005bb1dc48c96091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a83490cc2255c0437821fc7fba8c6913b4cf212e1fdb9676db29e39ce17fca06
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a83490cc2255c0437821fc7fba8c6913b4cf212e1fdb9676db29e39ce17fca06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling Lights v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/wifi_led_bulb.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 | ...   let mut new_bulb = WifiLEDBulb {ip_addr, port, timeout: 5, protocol: "".to_string(), rgb_capable: false, rgb_protocol: false, raw_s...
[INFO] [stdout]    |           ----^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WifiLEDBulb`
[INFO] [stdout]  --> src/wifi_led_bulb.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     struct WifiLEDBulb {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |         pub fn new(ip_addr: Ipv4Addr, port: u16) -> WifiLEDBulb{
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_on`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:42:16
[INFO] [stdout]    |
[INFO] [stdout] 42 |         pub fn is_on(&self) -> bool{
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mode`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |         pub fn mode(&self) -> String{
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `determine_query_len`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |         pub fn determine_query_len(&self) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_state`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |         pub fn update_state(&self) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Lights` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `lights`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "a83490cc2255c0437821fc7fba8c6913b4cf212e1fdb9676db29e39ce17fca06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a83490cc2255c0437821fc7fba8c6913b4cf212e1fdb9676db29e39ce17fca06", kill_on_drop: false }`
[INFO] [stdout] a83490cc2255c0437821fc7fba8c6913b4cf212e1fdb9676db29e39ce17fca06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 426f504182aa2cb690f34d36f8dfc810505d95bd82e633a90ba0eec066827480
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "426f504182aa2cb690f34d36f8dfc810505d95bd82e633a90ba0eec066827480", kill_on_drop: false }`
[INFO] [stderr]    Compiling Lights v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/bulb_scanner.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/wifi_led_bulb.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 | ...   let mut new_bulb = WifiLEDBulb {ip_addr, port, timeout: 5, protocol: "".to_string(), rgb_capable: false, rgb_protocol: false, raw_s...
[INFO] [stdout]    |           ----^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `WifiLEDBulb`
[INFO] [stdout]  --> src/wifi_led_bulb.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     struct WifiLEDBulb {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |         pub fn new(ip_addr: Ipv4Addr, port: u16) -> WifiLEDBulb{
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_on`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:42:16
[INFO] [stdout]    |
[INFO] [stdout] 42 |         pub fn is_on(&self) -> bool{
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mode`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |         pub fn mode(&self) -> String{
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `determine_query_len`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |         pub fn determine_query_len(&self) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_state`
[INFO] [stdout]   --> src/wifi_led_bulb.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |         pub fn update_state(&self) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Lights` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `lights`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "426f504182aa2cb690f34d36f8dfc810505d95bd82e633a90ba0eec066827480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426f504182aa2cb690f34d36f8dfc810505d95bd82e633a90ba0eec066827480", kill_on_drop: false }`
[INFO] [stdout] 426f504182aa2cb690f34d36f8dfc810505d95bd82e633a90ba0eec066827480
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 495344a6785df5952999245913f1ced334e9660fdde58a68896b543515a2729d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "495344a6785df5952999245913f1ced334e9660fdde58a68896b543515a2729d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/bulb_scanner.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/wifi_led_bulb.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 | ...   let mut new_bulb = WifiLEDBulb {ip_addr, port, timeout: 5, protocol: "".to_string(), rgb_capable: false, rgb_protocol: false, raw_s...
[INFO] [stderr]    |           ----^^^^^^^^
[INFO] [stderr]    |           |
[INFO] [stderr]    |           help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WifiLEDBulb`
[INFO] [stderr]  --> src/wifi_led_bulb.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 |     struct WifiLEDBulb {
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/wifi_led_bulb.rs:30:16
[INFO] [stderr]    |
[INFO] [stderr] 30 |         pub fn new(ip_addr: Ipv4Addr, port: u16) -> WifiLEDBulb{
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_on`
[INFO] [stderr]   --> src/wifi_led_bulb.rs:42:16
[INFO] [stderr]    |
[INFO] [stderr] 42 |         pub fn is_on(&self) -> bool{
[INFO] [stderr]    |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `mode`
[INFO] [stderr]   --> src/wifi_led_bulb.rs:46:16
[INFO] [stderr]    |
[INFO] [stderr] 46 |         pub fn mode(&self) -> String{
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `determine_query_len`
[INFO] [stderr]   --> src/wifi_led_bulb.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 51 |         pub fn determine_query_len(&self) {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `update_state`
[INFO] [stderr]   --> src/wifi_led_bulb.rs:56:16
[INFO] [stderr]    |
[INFO] [stderr] 56 |         pub fn update_state(&self) {
[INFO] [stderr]    |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Lights` 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: `lights`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/Lights-048dc2fe8abd42a8
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "495344a6785df5952999245913f1ced334e9660fdde58a68896b543515a2729d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495344a6785df5952999245913f1ced334e9660fdde58a68896b543515a2729d", kill_on_drop: false }`
[INFO] [stdout] 495344a6785df5952999245913f1ced334e9660fdde58a68896b543515a2729d