Dec 19 13:37:15.387 INFO checking lissyx/sensorweb-NodeMCU-collector against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 13:37:15.387 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/lissyx/sensorweb-NodeMCU-collector:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:37:15.678 INFO [stdout] 41a624d420d662dc4573a270c518f3dd98a11c9142a4c6ead87839ba2af85dae
Dec 19 13:37:15.697 INFO running `"docker" "start" "-a" "41a624d420d662dc4573a270c518f3dd98a11c9142a4c6ead87839ba2af85dae"`
Dec 19 13:37:16.366 INFO [stderr]     Checking num_cpus v1.5.0
Dec 19 13:37:16.366 INFO [stderr]     Checking net2 v0.2.29
Dec 19 13:37:16.369 INFO [stderr]     Checking bytes v0.4.4
Dec 19 13:37:16.369 INFO [stderr]     Checking simplelog v0.4.2
Dec 19 13:37:16.369 INFO [stderr]     Checking clap v2.24.2
Dec 19 13:37:16.369 INFO [stderr]     Checking openssl-sys v0.9.13
Dec 19 13:37:16.664 INFO [stderr]     Checking hyper v0.10.11
Dec 19 13:37:17.057 INFO [stderr]     Checking openssl v0.9.13
Dec 19 13:37:17.196 INFO [stderr]     Checking mio v0.6.8
Dec 19 13:37:17.588 INFO [stderr]     Checking tokio-io v0.1.2
Dec 19 13:37:20.248 INFO [stderr]     Checking tokio-core v0.1.7
Dec 19 13:37:22.740 INFO [stderr]     Checking native-tls v0.1.2
Dec 19 13:37:23.617 INFO [stderr]     Checking tokio-tls v0.1.2
Dec 19 13:37:24.701 INFO [stderr]     Checking websocket v0.20.1
Dec 19 13:37:28.866 INFO [stderr]     Checking sensorweb_node_mcu_collector v0.1.0 (/opt/crater/workdir)
Dec 19 13:37:29.440 INFO [stderr] warning: unused import: `Ipv6Addr`
Dec 19 13:37:29.440 INFO [stderr]  --> src/mcast.rs:3:34
Dec 19 13:37:29.440 INFO [stderr]   |
Dec 19 13:37:29.440 INFO [stderr] 3 | use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, UdpSocket};
Dec 19 13:37:29.440 INFO [stderr]   |                                  ^^^^^^^^
Dec 19 13:37:29.440 INFO [stderr]   |
Dec 19 13:37:29.440 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:37:29.440 INFO [stderr] 
Dec 19 13:37:29.682 INFO [stderr] warning: unreachable expression
Dec 19 13:37:29.682 INFO [stderr]   --> src/mcast.rs:77:2
Dec 19 13:37:29.682 INFO [stderr]    |
Dec 19 13:37:29.682 INFO [stderr] 77 |     leave(ip, port, socket)
Dec 19 13:37:29.682 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:37:29.682 INFO [stderr]    |
Dec 19 13:37:29.682 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 19 13:37:29.682 INFO [stderr] 
Dec 19 13:37:29.733 INFO [stderr] warning: unused import: `Ipv6Addr`
Dec 19 13:37:29.733 INFO [stderr]  --> src/mcast.rs:3:34
Dec 19 13:37:29.733 INFO [stderr]   |
Dec 19 13:37:29.733 INFO [stderr] 3 | use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, UdpSocket};
Dec 19 13:37:29.733 INFO [stderr]   |                                  ^^^^^^^^
Dec 19 13:37:29.733 INFO [stderr]   |
Dec 19 13:37:29.733 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:37:29.733 INFO [stderr] 
Dec 19 13:37:29.795 INFO [stderr] warning: unused variable: `err`
Dec 19 13:37:29.795 INFO [stderr]   --> src/http.rs:30:25
Dec 19 13:37:29.795 INFO [stderr]    |
Dec 19 13:37:29.795 INFO [stderr] 30 |                     Err(err)  => static_p.join(""),
Dec 19 13:37:29.795 INFO [stderr]    |                         ^^^ help: consider using `_err` instead
Dec 19 13:37:29.796 INFO [stderr]    |
Dec 19 13:37:29.796 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 13:37:29.796 INFO [stderr] 
Dec 19 13:37:29.796 INFO [stderr] warning: unused variable: `read_bytes`
Dec 19 13:37:29.796 INFO [stderr]   --> src/http.rs:42:28
Dec 19 13:37:29.796 INFO [stderr]    |
Dec 19 13:37:29.796 INFO [stderr] 42 |                         Ok(read_bytes) => {
Dec 19 13:37:29.796 INFO [stderr]    |                            ^^^^^^^^^^ help: consider using `_read_bytes` instead
Dec 19 13:37:29.796 INFO [stderr] 
Dec 19 13:37:29.796 INFO [stderr] warning: unused variable: `err`
Dec 19 13:37:29.796 INFO [stderr]   --> src/http.rs:49:29
Dec 19 13:37:29.796 INFO [stderr]    |
Dec 19 13:37:29.796 INFO [stderr] 49 |                         Err(err)       => {}
Dec 19 13:37:29.796 INFO [stderr]    |                             ^^^ help: consider using `_err` instead
Dec 19 13:37:29.796 INFO [stderr] 
Dec 19 13:37:29.796 INFO [stderr] warning: unused variable: `port`
Dec 19 13:37:29.796 INFO [stderr]   --> src/mcast.rs:33:22
Dec 19 13:37:29.796 INFO [stderr]    |
Dec 19 13:37:29.796 INFO [stderr] 33 | fn leave(ip: IpAddr, port: UdpPort, socket: UdpSocket) {
Dec 19 13:37:29.797 INFO [stderr]    |                      ^^^^ help: consider using `_port` instead
Dec 19 13:37:29.797 INFO [stderr] 
Dec 19 13:37:29.797 INFO [stderr] warning: unused variable: `pm25_head`
Dec 19 13:37:29.797 INFO [stderr]    --> src/message.rs:194:21
Dec 19 13:37:29.797 INFO [stderr]     |
Dec 19 13:37:29.797 INFO [stderr] 194 |         if let Some(pm25_head) = split_ntp.next() {
Dec 19 13:37:29.797 INFO [stderr]     |                     ^^^^^^^^^ help: consider using `_pm25_head` instead
Dec 19 13:37:29.797 INFO [stderr] 
Dec 19 13:37:29.832 INFO [stderr] warning: variable does not need to be mutable
Dec 19 13:37:29.832 INFO [stderr]   --> src/mcast.rs:14:6
Dec 19 13:37:29.832 INFO [stderr]    |
Dec 19 13:37:29.832 INFO [stderr] 14 |     let mut socket = match UdpSocket::bind(bind_addr) {
Dec 19 13:37:29.832 INFO [stderr]    |         ----^^^^^^
Dec 19 13:37:29.832 INFO [stderr]    |         |
Dec 19 13:37:29.832 INFO [stderr]    |         help: remove this `mut`
Dec 19 13:37:29.832 INFO [stderr]    |
Dec 19 13:37:29.832 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 13:37:29.832 INFO [stderr] 
Dec 19 13:37:29.916 INFO [stderr] warning: function is never used: `ws_handler`
Dec 19 13:37:29.916 INFO [stderr]  --> src/ws.rs:7:1
Dec 19 13:37:29.916 INFO [stderr]   |
Dec 19 13:37:29.916 INFO [stderr] 7 | fn ws_handler() {
Dec 19 13:37:29.916 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 19 13:37:29.916 INFO [stderr]   |
Dec 19 13:37:29.916 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 13:37:29.916 INFO [stderr] 
Dec 19 13:37:29.988 INFO [stderr] warning: unreachable expression
Dec 19 13:37:29.988 INFO [stderr]   --> src/mcast.rs:77:2
Dec 19 13:37:29.988 INFO [stderr]    |
Dec 19 13:37:29.988 INFO [stderr] 77 |     leave(ip, port, socket)
Dec 19 13:37:29.988 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:37:29.988 INFO [stderr]    |
Dec 19 13:37:29.988 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 19 13:37:29.988 INFO [stderr] 
Dec 19 13:37:30.210 INFO [stderr] warning: unused variable: `err`
Dec 19 13:37:30.210 INFO [stderr]   --> src/http.rs:30:25
Dec 19 13:37:30.210 INFO [stderr]    |
Dec 19 13:37:30.210 INFO [stderr] 30 |                     Err(err)  => static_p.join(""),
Dec 19 13:37:30.210 INFO [stderr]    |                         ^^^ help: consider using `_err` instead
Dec 19 13:37:30.210 INFO [stderr]    |
Dec 19 13:37:30.210 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 13:37:30.210 INFO [stderr] 
Dec 19 13:37:30.211 INFO [stderr] warning: unused variable: `read_bytes`
Dec 19 13:37:30.211 INFO [stderr]   --> src/http.rs:42:28
Dec 19 13:37:30.211 INFO [stderr]    |
Dec 19 13:37:30.211 INFO [stderr] 42 |                         Ok(read_bytes) => {
Dec 19 13:37:30.211 INFO [stderr]    |                            ^^^^^^^^^^ help: consider using `_read_bytes` instead
Dec 19 13:37:30.211 INFO [stderr] 
Dec 19 13:37:30.211 INFO [stderr] warning: unused variable: `err`
Dec 19 13:37:30.211 INFO [stderr]   --> src/http.rs:49:29
Dec 19 13:37:30.211 INFO [stderr]    |
Dec 19 13:37:30.211 INFO [stderr] 49 |                         Err(err)       => {}
Dec 19 13:37:30.211 INFO [stderr]    |                             ^^^ help: consider using `_err` instead
Dec 19 13:37:30.211 INFO [stderr] 
Dec 19 13:37:30.211 INFO [stderr] warning: unused variable: `port`
Dec 19 13:37:30.211 INFO [stderr]   --> src/mcast.rs:33:22
Dec 19 13:37:30.211 INFO [stderr]    |
Dec 19 13:37:30.211 INFO [stderr] 33 | fn leave(ip: IpAddr, port: UdpPort, socket: UdpSocket) {
Dec 19 13:37:30.211 INFO [stderr]    |                      ^^^^ help: consider using `_port` instead
Dec 19 13:37:30.211 INFO [stderr] 
Dec 19 13:37:30.211 INFO [stderr] warning: unused variable: `pm25_head`
Dec 19 13:37:30.211 INFO [stderr]    --> src/message.rs:194:21
Dec 19 13:37:30.211 INFO [stderr]     |
Dec 19 13:37:30.211 INFO [stderr] 194 |         if let Some(pm25_head) = split_ntp.next() {
Dec 19 13:37:30.211 INFO [stderr]     |                     ^^^^^^^^^ help: consider using `_pm25_head` instead
Dec 19 13:37:30.211 INFO [stderr] 
Dec 19 13:37:30.259 INFO [stderr] warning: variable does not need to be mutable
Dec 19 13:37:30.260 INFO [stderr]   --> src/mcast.rs:14:6
Dec 19 13:37:30.260 INFO [stderr]    |
Dec 19 13:37:30.260 INFO [stderr] 14 |     let mut socket = match UdpSocket::bind(bind_addr) {
Dec 19 13:37:30.260 INFO [stderr]    |         ----^^^^^^
Dec 19 13:37:30.260 INFO [stderr]    |         |
Dec 19 13:37:30.260 INFO [stderr]    |         help: remove this `mut`
Dec 19 13:37:30.260 INFO [stderr]    |
Dec 19 13:37:30.260 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 13:37:30.260 INFO [stderr] 
Dec 19 13:37:30.352 INFO [stderr] warning: function is never used: `ws_handler`
Dec 19 13:37:30.352 INFO [stderr]  --> src/ws.rs:7:1
Dec 19 13:37:30.352 INFO [stderr]   |
Dec 19 13:37:30.352 INFO [stderr] 7 | fn ws_handler() {
Dec 19 13:37:30.352 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 19 13:37:30.352 INFO [stderr]   |
Dec 19 13:37:30.352 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 13:37:30.352 INFO [stderr] 
Dec 19 13:37:30.403 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.16s
Dec 19 13:37:31.701 INFO running `"docker" "inspect" "41a624d420d662dc4573a270c518f3dd98a11c9142a4c6ead87839ba2af85dae"`
Dec 19 13:37:31.887 INFO running `"docker" "rm" "-f" "41a624d420d662dc4573a270c518f3dd98a11c9142a4c6ead87839ba2af85dae"`
Dec 19 13:37:32.068 INFO [stdout] 41a624d420d662dc4573a270c518f3dd98a11c9142a4c6ead87839ba2af85dae