[INFO] updating cached repository onelson/twitch-to-speech
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/onelson/twitch-to-speech
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/onelson/twitch-to-speech" "work/ex/beta-1.37-6/sources/1.36.0/gh/onelson/twitch-to-speech"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/onelson/twitch-to-speech'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/onelson/twitch-to-speech" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/onelson/twitch-to-speech"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/onelson/twitch-to-speech'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fae3d03db2e4c15dfde8e1c610d0b0cd26d54d03
[INFO] sha for GitHub repo onelson/twitch-to-speech: fae3d03db2e4c15dfde8e1c610d0b0cd26d54d03
[INFO] validating manifest of onelson/twitch-to-speech on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of onelson/twitch-to-speech on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing onelson/twitch-to-speech
[INFO] finished frobbing onelson/twitch-to-speech
[INFO] frobbed toml for onelson/twitch-to-speech written to work/ex/beta-1.37-6/sources/1.36.0/gh/onelson/twitch-to-speech/Cargo.toml
[INFO] started frobbing onelson/twitch-to-speech
[INFO] finished frobbing onelson/twitch-to-speech
[INFO] frobbed toml for onelson/twitch-to-speech written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/onelson/twitch-to-speech/Cargo.toml
[INFO] crate onelson/twitch-to-speech already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing onelson/twitch-to-speech against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/onelson/twitch-to-speech:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] dc95af383fdcad3f01fa15bab6ba69d79166aeb39ae9bd59cd78b8231e612090
[INFO] running `"docker" "start" "-a" "dc95af383fdcad3f01fa15bab6ba69d79166aeb39ae9bd59cd78b8231e612090"`
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.3
[INFO] [stderr]    Compiling openssl v0.9.5
[INFO] [stderr]    Compiling serde v0.8.21
[INFO] [stderr]    Compiling ieee754 v0.2.1
[INFO] [stderr]    Compiling alsa-sys v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.2.4
[INFO] [stderr]    Compiling futures v0.1.7
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling ogg v0.4.1
[INFO] [stderr]    Compiling metadeps v1.1.1
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling lewton v0.4.1
[INFO] [stderr]    Compiling openssl-sys v0.9.5
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling cpal v0.4.1
[INFO] [stderr]    Compiling irc v0.11.6
[INFO] [stderr]    Compiling url v1.2.4
[INFO] [stderr]    Compiling rodio v0.4.2
[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-1.2.4/src/form_urlencoded.rs:246:40
[INFO] [stderr]     |
[INFO] [stderr] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 246 |     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] 
[INFO] [stderr]    Compiling serde_json v0.8.4
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling serde_urlencoded v0.3.0
[INFO] [stderr]    Compiling native-tls v0.1.0
[INFO] [stderr]    Compiling hyper v0.9.14
[INFO] [stderr]    Compiling reqwest v0.2.0
[INFO] [stderr]    Compiling twitch-to-speech v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]   --> src/main.rs:76:34
[INFO] [stderr]    |
[INFO] [stderr] 76 |             Command::PRIVMSG(ref target, ref msg) => match message.source_nickname() {
[INFO] [stderr]    |                                  ^^^^^^ help: consider prefixing with an underscore: `_target`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.00s
[INFO] running `"docker" "inspect" "dc95af383fdcad3f01fa15bab6ba69d79166aeb39ae9bd59cd78b8231e612090"`
[INFO] running `"docker" "rm" "-f" "dc95af383fdcad3f01fa15bab6ba69d79166aeb39ae9bd59cd78b8231e612090"`
[INFO] [stdout] dc95af383fdcad3f01fa15bab6ba69d79166aeb39ae9bd59cd78b8231e612090
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/onelson/twitch-to-speech:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1b0a56fab93bf167a8f4c91c7bdbae1b63a865e9496c40db6efe238b20051a2c
[INFO] running `"docker" "start" "-a" "1b0a56fab93bf167a8f4c91c7bdbae1b63a865e9496c40db6efe238b20051a2c"`
[INFO] [stderr]    Compiling twitch-to-speech v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]   --> src/main.rs:76:34
[INFO] [stderr]    |
[INFO] [stderr] 76 |             Command::PRIVMSG(ref target, ref msg) => match message.source_nickname() {
[INFO] [stderr]    |                                  ^^^^^^ help: consider prefixing with an underscore: `_target`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "1b0a56fab93bf167a8f4c91c7bdbae1b63a865e9496c40db6efe238b20051a2c"`
[INFO] running `"docker" "rm" "-f" "1b0a56fab93bf167a8f4c91c7bdbae1b63a865e9496c40db6efe238b20051a2c"`
[INFO] [stdout] 1b0a56fab93bf167a8f4c91c7bdbae1b63a865e9496c40db6efe238b20051a2c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/onelson/twitch-to-speech:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 2f8b7e8407c766159137689e92fc20a97825281ba4a4da62d731e548f00f2215
[INFO] running `"docker" "start" "-a" "2f8b7e8407c766159137689e92fc20a97825281ba4a4da62d731e548f00f2215"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/twitch_to_speech-4bcbe3ea390341bd
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2f8b7e8407c766159137689e92fc20a97825281ba4a4da62d731e548f00f2215"`
[INFO] running `"docker" "rm" "-f" "2f8b7e8407c766159137689e92fc20a97825281ba4a4da62d731e548f00f2215"`
[INFO] [stdout] 2f8b7e8407c766159137689e92fc20a97825281ba4a4da62d731e548f00f2215