[INFO] updating cached repository lissyx/sensorweb-NodeMCU-collector
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lissyx/sensorweb-NodeMCU-collector
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lissyx/sensorweb-NodeMCU-collector" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/lissyx/sensorweb-NodeMCU-collector"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/lissyx/sensorweb-NodeMCU-collector'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lissyx/sensorweb-NodeMCU-collector" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/lissyx/sensorweb-NodeMCU-collector"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/lissyx/sensorweb-NodeMCU-collector'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d9ec1c36b90e556b6709ffa5f835da77b9fcf6d1
[INFO] sha for GitHub repo lissyx/sensorweb-NodeMCU-collector: d9ec1c36b90e556b6709ffa5f835da77b9fcf6d1
[INFO] validating manifest of lissyx/sensorweb-NodeMCU-collector on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lissyx/sensorweb-NodeMCU-collector on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lissyx/sensorweb-NodeMCU-collector
[INFO] finished frobbing lissyx/sensorweb-NodeMCU-collector
[INFO] frobbed toml for lissyx/sensorweb-NodeMCU-collector written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/lissyx/sensorweb-NodeMCU-collector/Cargo.toml
[INFO] started frobbing lissyx/sensorweb-NodeMCU-collector
[INFO] finished frobbing lissyx/sensorweb-NodeMCU-collector
[INFO] frobbed toml for lissyx/sensorweb-NodeMCU-collector written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/lissyx/sensorweb-NodeMCU-collector/Cargo.toml
[INFO] crate lissyx/sensorweb-NodeMCU-collector has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lissyx/sensorweb-NodeMCU-collector against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 39fbb08614219966c1885721099c7cbdc702940de20f328173711d4f6f412651
[INFO] running `"docker" "start" "-a" "39fbb08614219966c1885721099c7cbdc702940de20f328173711d4f6f412651"`
[INFO] [stderr]    Compiling term v0.4.5
[INFO] [stderr]    Compiling num_cpus v1.5.0
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling net2 v0.2.29
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.9.13
[INFO] [stderr]    Compiling openssl v0.9.13
[INFO] [stderr]    Compiling clap v2.24.2
[INFO] [stderr]    Compiling mio v0.6.8
[INFO] [stderr]    Compiling hyper v0.10.11
[INFO] [stderr]    Compiling tokio-io v0.1.2
[INFO] [stderr]    Compiling simplelog v0.4.2
[INFO] [stderr]    Compiling tokio-core v0.1.7
[INFO] [stderr]    Compiling native-tls v0.1.2
[INFO] [stderr]    Compiling tokio-tls v0.1.2
[INFO] [stderr]    Compiling websocket v0.20.1
[INFO] [stderr]    Compiling sensorweb_node_mcu_collector v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Ipv6Addr`
[INFO] [stderr]  --> src/mcast.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, UdpSocket};
[INFO] [stderr]   |                                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/mcast.rs:77:2
[INFO] [stderr]    |
[INFO] [stderr] 77 |     leave(ip, port, socket)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/http.rs:30:25
[INFO] [stderr]    |
[INFO] [stderr] 30 |                     Err(err)  => static_p.join(""),
[INFO] [stderr]    |                         ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `read_bytes`
[INFO] [stderr]   --> src/http.rs:42:28
[INFO] [stderr]    |
[INFO] [stderr] 42 |                         Ok(read_bytes) => {
[INFO] [stderr]    |                            ^^^^^^^^^^ help: consider prefixing with an underscore: `_read_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/http.rs:49:29
[INFO] [stderr]    |
[INFO] [stderr] 49 |                         Err(err)       => {}
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `port`
[INFO] [stderr]   --> src/mcast.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn leave(ip: IpAddr, port: UdpPort, socket: UdpSocket) {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_port`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pm25_head`
[INFO] [stderr]    --> src/message.rs:194:21
[INFO] [stderr]     |
[INFO] [stderr] 194 |         if let Some(pm25_head) = split_ntp.next() {
[INFO] [stderr]     |                     ^^^^^^^^^ help: consider prefixing with an underscore: `_pm25_head`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mcast.rs:14:6
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut socket = match UdpSocket::bind(bind_addr) {
[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: function is never used: `ws_handler`
[INFO] [stderr]  --> src/ws.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn ws_handler() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.71s
[INFO] running `"docker" "inspect" "39fbb08614219966c1885721099c7cbdc702940de20f328173711d4f6f412651"`
[INFO] running `"docker" "rm" "-f" "39fbb08614219966c1885721099c7cbdc702940de20f328173711d4f6f412651"`
[INFO] [stdout] 39fbb08614219966c1885721099c7cbdc702940de20f328173711d4f6f412651
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5702963d1ed8288edf614eff143d3c7ea9b7f769ae582b0b84757554ebc74f8f
[INFO] running `"docker" "start" "-a" "5702963d1ed8288edf614eff143d3c7ea9b7f769ae582b0b84757554ebc74f8f"`
[INFO] [stderr]    Compiling sensorweb_node_mcu_collector v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Ipv6Addr`
[INFO] [stderr]  --> src/mcast.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::net::{IpAddr, Ipv4Addr, Ipv6Addr, UdpSocket};
[INFO] [stderr]   |                                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/mcast.rs:77:2
[INFO] [stderr]    |
[INFO] [stderr] 77 |     leave(ip, port, socket)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/http.rs:30:25
[INFO] [stderr]    |
[INFO] [stderr] 30 |                     Err(err)  => static_p.join(""),
[INFO] [stderr]    |                         ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `read_bytes`
[INFO] [stderr]   --> src/http.rs:42:28
[INFO] [stderr]    |
[INFO] [stderr] 42 |                         Ok(read_bytes) => {
[INFO] [stderr]    |                            ^^^^^^^^^^ help: consider prefixing with an underscore: `_read_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/http.rs:49:29
[INFO] [stderr]    |
[INFO] [stderr] 49 |                         Err(err)       => {}
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `port`
[INFO] [stderr]   --> src/mcast.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn leave(ip: IpAddr, port: UdpPort, socket: UdpSocket) {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_port`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pm25_head`
[INFO] [stderr]    --> src/message.rs:194:21
[INFO] [stderr]     |
[INFO] [stderr] 194 |         if let Some(pm25_head) = split_ntp.next() {
[INFO] [stderr]     |                     ^^^^^^^^^ help: consider prefixing with an underscore: `_pm25_head`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mcast.rs:14:6
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut socket = match UdpSocket::bind(bind_addr) {
[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: function is never used: `ws_handler`
[INFO] [stderr]  --> src/ws.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn ws_handler() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.58s
[INFO] running `"docker" "inspect" "5702963d1ed8288edf614eff143d3c7ea9b7f769ae582b0b84757554ebc74f8f"`
[INFO] running `"docker" "rm" "-f" "5702963d1ed8288edf614eff143d3c7ea9b7f769ae582b0b84757554ebc74f8f"`
[INFO] [stdout] 5702963d1ed8288edf614eff143d3c7ea9b7f769ae582b0b84757554ebc74f8f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 20185a09300bf601efb61c81e276f393cd4ec59c515846d5975d4eb950704388
[INFO] running `"docker" "start" "-a" "20185a09300bf601efb61c81e276f393cd4ec59c515846d5975d4eb950704388"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sensorweb_node_mcu_collector-1b95cf8534a6e3b0
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test args::test_to_verbosity_level ... ok
[INFO] [stdout] test args::test_args ... ok
[INFO] [stdout] test args::test_to_port ... ok
[INFO] [stdout] test message::test_parse_msgs ... ok
[INFO] [stdout] test args::test_to_ip_addr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "20185a09300bf601efb61c81e276f393cd4ec59c515846d5975d4eb950704388"`
[INFO] running `"docker" "rm" "-f" "20185a09300bf601efb61c81e276f393cd4ec59c515846d5975d4eb950704388"`
[INFO] [stdout] 20185a09300bf601efb61c81e276f393cd4ec59c515846d5975d4eb950704388