[INFO] updating cached repository vitobasso/rust-synth
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vitobasso/rust-synth
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vitobasso/rust-synth" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vitobasso/rust-synth"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vitobasso/rust-synth'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vitobasso/rust-synth" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vitobasso/rust-synth"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vitobasso/rust-synth'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b7561a9515b2c2ef8d47d282fe8cf147c456f797
[INFO] sha for GitHub repo vitobasso/rust-synth: b7561a9515b2c2ef8d47d282fe8cf147c456f797
[INFO] validating manifest of vitobasso/rust-synth on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vitobasso/rust-synth on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vitobasso/rust-synth
[INFO] finished frobbing vitobasso/rust-synth
[INFO] frobbed toml for vitobasso/rust-synth written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vitobasso/rust-synth/Cargo.toml
[INFO] started frobbing vitobasso/rust-synth
[INFO] finished frobbing vitobasso/rust-synth
[INFO] frobbed toml for vitobasso/rust-synth written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/vitobasso/rust-synth/Cargo.toml
[INFO] crate vitobasso/rust-synth already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking vitobasso/rust-synth against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/vitobasso/rust-synth:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 246f5b0b449e4ed079158787003669319dbe6202dfb67628481cc0e71be2a517
[INFO] running `"docker" "start" "-a" "246f5b0b449e4ed079158787003669319dbe6202dfb67628481cc0e71be2a517"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking stb_truetype v0.2.2
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking libloading v0.5.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rusttype v0.5.2
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking wayland-client v0.20.12
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]     Checking wayland-protocols v0.20.12
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.6
[INFO] [stderr]     Checking winit v0.16.2
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking glutin v0.17.0
[INFO] [stderr]     Checking glium v0.22.0
[INFO] [stderr]    Compiling conrod_derive v0.1.2
[INFO] [stderr]     Checking rimd v0.0.2 (https://github.com/RustAudio/rimd.git#6e623dbc)
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking conrod v0.61.1
[INFO] [stderr]     Checking rust-synth v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `end`
[INFO] [stderr]    --> src/core/control/song.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     end: Instant,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `end`
[INFO] [stderr]    --> src/core/control/song.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     end: Instant,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `end`
[INFO] [stderr]    --> src/core/control/song.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     end: Instant,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `end`
[INFO] [stderr]    --> src/core/control/song.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     end: Instant,
[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 35s
[INFO] running `"docker" "inspect" "246f5b0b449e4ed079158787003669319dbe6202dfb67628481cc0e71be2a517"`
[INFO] running `"docker" "rm" "-f" "246f5b0b449e4ed079158787003669319dbe6202dfb67628481cc0e71be2a517"`
[INFO] [stdout] 246f5b0b449e4ed079158787003669319dbe6202dfb67628481cc0e71be2a517