[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/beta-1.38-1/sources/1.37.0/gh/lissyx/sensorweb-NodeMCU-collector"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lissyx/sensorweb-NodeMCU-collector'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/lissyx/sensorweb-NodeMCU-collector" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lissyx/sensorweb-NodeMCU-collector"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of lissyx/sensorweb-NodeMCU-collector on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/gh/lissyx/sensorweb-NodeMCU-collector/Cargo.toml [INFO] crate lissyx/sensorweb-NodeMCU-collector already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing lissyx/sensorweb-NodeMCU-collector against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 10f9a61d6afd2764aa0532f7005519e0161f9160dac0e05641371f338ece30c0 [INFO] running `"docker" "start" "-a" "10f9a61d6afd2764aa0532f7005519e0161f9160dac0e05641371f338ece30c0"` [INFO] [stderr] Compiling gcc v0.3.50 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling matches v0.1.4 [INFO] [stderr] Compiling cfg-if v0.1.0 [INFO] [stderr] Compiling openssl v0.9.13 [INFO] [stderr] Compiling unicode-normalization v0.1.4 [INFO] [stderr] Compiling lazycell v0.4.0 [INFO] [stderr] Compiling foreign-types v0.2.0 [INFO] [stderr] Compiling term v0.4.5 [INFO] [stderr] Compiling sha1 v0.2.0 [INFO] [stderr] Compiling unicode-segmentation v1.2.0 [INFO] [stderr] Compiling iovec v0.1.0 [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 base64 v0.5.2 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling net2 v0.2.29 [INFO] [stderr] Compiling unicode-bidi v0.3.3 [INFO] [stderr] Compiling bytes v0.4.4 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling clap v2.24.2 [INFO] [stderr] Compiling simplelog v0.4.2 [INFO] [stderr] Compiling mio v0.6.8 [INFO] [stderr] Compiling idna v0.1.2 [INFO] [stderr] Compiling tokio-io v0.1.2 [INFO] [stderr] Compiling unicase v1.4.0 [INFO] [stderr] Compiling hyper v0.10.11 [INFO] [stderr] Compiling openssl-sys v0.9.13 [INFO] [stderr] Compiling tokio-core v0.1.7 [INFO] [stderr] Compiling url v1.4.1 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.4.1/src/form_urlencoded.rs:248:40 [INFO] [stderr] | [INFO] [stderr] 246 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 247 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 248 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stderr] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [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: variable does not need to be mutable [INFO] [stderr] --> src/message.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | let mut end_payload = s.splitn(3, " "); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/message.rs:96:13 [INFO] [stderr] | [INFO] [stderr] 96 | let mut hashmap = if let Some(end_str) = elements.last() { [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/message.rs:259:25 [INFO] [stderr] | [INFO] [stderr] 259 | let mut split_state = next_split_action.trim().split(" "); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [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 1m 16s [INFO] running `"docker" "inspect" "10f9a61d6afd2764aa0532f7005519e0161f9160dac0e05641371f338ece30c0"` [INFO] running `"docker" "rm" "-f" "10f9a61d6afd2764aa0532f7005519e0161f9160dac0e05641371f338ece30c0"` [INFO] [stdout] 10f9a61d6afd2764aa0532f7005519e0161f9160dac0e05641371f338ece30c0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 63c977f37d6081219c79a85f515a40dd5bae835d48cc21c88090010e9b729c05 [INFO] running `"docker" "start" "-a" "63c977f37d6081219c79a85f515a40dd5bae835d48cc21c88090010e9b729c05"` [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: variable does not need to be mutable [INFO] [stderr] --> src/message.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | let mut end_payload = s.splitn(3, " "); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/message.rs:96:13 [INFO] [stderr] | [INFO] [stderr] 96 | let mut hashmap = if let Some(end_str) = elements.last() { [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/message.rs:259:25 [INFO] [stderr] | [INFO] [stderr] 259 | let mut split_state = next_split_action.trim().split(" "); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [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 3.19s [INFO] running `"docker" "inspect" "63c977f37d6081219c79a85f515a40dd5bae835d48cc21c88090010e9b729c05"` [INFO] running `"docker" "rm" "-f" "63c977f37d6081219c79a85f515a40dd5bae835d48cc21c88090010e9b729c05"` [INFO] [stdout] 63c977f37d6081219c79a85f515a40dd5bae835d48cc21c88090010e9b729c05 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] ceb9caedd5c781d3d66bbb5644140bf0c768a0ff6e51d9ded0f74341f30229dc [INFO] running `"docker" "start" "-a" "ceb9caedd5c781d3d66bbb5644140bf0c768a0ff6e51d9ded0f74341f30229dc"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/crater/target/debug/deps/sensorweb_node_mcu_collector-0f947eeede514a89 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test args::test_to_ip_addr ... ok [INFO] [stdout] test args::test_to_port ... ok [INFO] [stdout] test args::test_to_verbosity_level ... ok [INFO] [stdout] test args::test_args ... ok [INFO] [stdout] test message::test_parse_msgs ... 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" "ceb9caedd5c781d3d66bbb5644140bf0c768a0ff6e51d9ded0f74341f30229dc"` [INFO] running `"docker" "rm" "-f" "ceb9caedd5c781d3d66bbb5644140bf0c768a0ff6e51d9ded0f74341f30229dc"` [INFO] [stdout] ceb9caedd5c781d3d66bbb5644140bf0c768a0ff6e51d9ded0f74341f30229dc