[INFO] updating cached repository whytheplatypus/musicbox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/whytheplatypus/musicbox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/whytheplatypus/musicbox" "work/ex/beta-1.38-1/sources/1.37.0/gh/whytheplatypus/musicbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/whytheplatypus/musicbox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/whytheplatypus/musicbox" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/whytheplatypus/musicbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/whytheplatypus/musicbox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49252eb4f1d8ed72d6d28d30beec56428ba0cdbf
[INFO] sha for GitHub repo whytheplatypus/musicbox: 49252eb4f1d8ed72d6d28d30beec56428ba0cdbf
[INFO] validating manifest of whytheplatypus/musicbox 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 whytheplatypus/musicbox 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 whytheplatypus/musicbox
[INFO] finished frobbing whytheplatypus/musicbox
[INFO] frobbed toml for whytheplatypus/musicbox written to work/ex/beta-1.38-1/sources/1.37.0/gh/whytheplatypus/musicbox/Cargo.toml
[INFO] started frobbing whytheplatypus/musicbox
[INFO] finished frobbing whytheplatypus/musicbox
[INFO] frobbed toml for whytheplatypus/musicbox written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/whytheplatypus/musicbox/Cargo.toml
[INFO] crate whytheplatypus/musicbox 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 whytheplatypus/musicbox against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/whytheplatypus/musicbox:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] e8348b17a8c828ed53e9142feca16b3b4363be4e8380c4864a36ae01e2c473be
[INFO] running `"docker" "start" "-a" "e8348b17a8c828ed53e9142feca16b3b4363be4e8380c4864a36ae01e2c473be"`
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]    Compiling librespot-protocol v0.1.0 (https://github.com/plietar/librespot#8971d3aa)
[INFO] [stderr]    Compiling protobuf v1.4.2
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling error-chain v0.9.0
[INFO] [stderr]    Compiling multimap v0.3.0
[INFO] [stderr]    Compiling linear-map v1.2.0
[INFO] [stderr]    Compiling serde v1.0.16
[INFO] [stderr]    Compiling getopts v0.2.15
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36 (https://github.com/awmath/rust-crypto.git?branch=avx2#394c2472)
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.15/src/lib.rs:1033:33
[INFO] [stderr]      |
[INFO] [stderr] 978  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 982  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1033 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1034 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stderr]      |         ------- borrow later used here
[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 shannon v0.2.0
[INFO] [stderr]    Compiling ogg-sys v0.0.9
[INFO] [stderr]    Compiling vorbis-sys v0.0.8
[INFO] [stderr]    Compiling vorbis-encoder v0.1.4
[INFO] [stderr]    Compiling vorbisfile-sys v0.0.8
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling dns-parser v0.3.2 (https://github.com/plietar/dns-parser#1d3e5a55)
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling alsa v0.0.1 (https://github.com/plietar/rust-alsa#8c63543f)
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling mio v0.6.11
[INFO] [stderr]    Compiling rpassword v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling vergen v0.1.1
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.7
[INFO] [stderr]    Compiling relay v0.1.0
[INFO] [stderr]    Compiling url v1.5.1
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling tempfile v2.2.0
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stderr]     |
[INFO] [stderr] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 251 |     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 tokio-io v0.1.3
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling mime v0.3.5
[INFO] [stderr]    Compiling tokio-core v0.1.10
[INFO] [stderr]    Compiling toml v0.4.5
[INFO] [stderr]    Compiling vorbis v0.1.0
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-signal v0.1.2
[INFO] [stderr]    Compiling mdns v0.2.0 (https://github.com/plietar/rust-mdns#c0fc7350)
[INFO] [stderr]    Compiling hyper v0.11.6
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling aster v0.41.0
[INFO] [stderr]    Compiling syntex v0.58.1
[INFO] [stderr]    Compiling protobuf_macros v0.6.0 (https://github.com/plietar/rust-protobuf-macros#f186dc5a)
[INFO] [stderr]    Compiling librespot-core v0.1.0 (https://github.com/plietar/librespot#8971d3aa)
[INFO] [stderr]    Compiling librespot v0.1.0 (https://github.com/plietar/librespot#8971d3aa)
[INFO] [stderr]    Compiling librespot-metadata v0.1.0 (https://github.com/plietar/librespot#8971d3aa)
[INFO] [stderr]    Compiling librespot-audio v0.1.0 (https://github.com/plietar/librespot#8971d3aa)
[INFO] [stderr]    Compiling musicbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Track`
[INFO] [stderr]   --> src/main.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 | use librespot::metadata::{Metadata, Track}; //Unused
[INFO] [stderr]    |                                     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Metadata`
[INFO] [stderr]   --> src/main.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 | use librespot::metadata::{Metadata, Track}; //Unused
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/main.rs:78:16
[INFO] [stderr]    |
[INFO] [stderr] 78 |             Ok(n) => {
[INFO] [stderr]    |                ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 36s
[INFO] running `"docker" "inspect" "e8348b17a8c828ed53e9142feca16b3b4363be4e8380c4864a36ae01e2c473be"`
[INFO] running `"docker" "rm" "-f" "e8348b17a8c828ed53e9142feca16b3b4363be4e8380c4864a36ae01e2c473be"`
[INFO] [stdout] e8348b17a8c828ed53e9142feca16b3b4363be4e8380c4864a36ae01e2c473be
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/whytheplatypus/musicbox:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 223d7649a3d871308da03c71bbb0ad414c58f0e37b845963517dfa0c7506718b
[INFO] running `"docker" "start" "-a" "223d7649a3d871308da03c71bbb0ad414c58f0e37b845963517dfa0c7506718b"`
[INFO] [stderr]    Compiling musicbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Track`
[INFO] [stderr]   --> src/main.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 | use librespot::metadata::{Metadata, Track}; //Unused
[INFO] [stderr]    |                                     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Metadata`
[INFO] [stderr]   --> src/main.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 | use librespot::metadata::{Metadata, Track}; //Unused
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/main.rs:78:16
[INFO] [stderr]    |
[INFO] [stderr] 78 |             Ok(n) => {
[INFO] [stderr]    |                ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "223d7649a3d871308da03c71bbb0ad414c58f0e37b845963517dfa0c7506718b"`
[INFO] running `"docker" "rm" "-f" "223d7649a3d871308da03c71bbb0ad414c58f0e37b845963517dfa0c7506718b"`
[INFO] [stdout] 223d7649a3d871308da03c71bbb0ad414c58f0e37b845963517dfa0c7506718b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/whytheplatypus/musicbox:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 208977a5f21c036c9a54a641c6d1803d3ad76b1926ff034af1fa38ee998cd83c
[INFO] running `"docker" "start" "-a" "208977a5f21c036c9a54a641c6d1803d3ad76b1926ff034af1fa38ee998cd83c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/musicbox-0fcf5f8669307e74
[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" "208977a5f21c036c9a54a641c6d1803d3ad76b1926ff034af1fa38ee998cd83c"`
[INFO] running `"docker" "rm" "-f" "208977a5f21c036c9a54a641c6d1803d3ad76b1926ff034af1fa38ee998cd83c"`
[INFO] [stdout] 208977a5f21c036c9a54a641c6d1803d3ad76b1926ff034af1fa38ee998cd83c