Dec 18 06:34:22.207 INFO checking Manishearth/media-capture against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 06:34:22.207 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Manishearth/media-capture:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:34:22.763 INFO [stdout] eb16ee3b881f756e36c99e5837cdc141c00be576683fe34e2981807dc4cacd5a
Dec 18 06:34:22.772 INFO running `"docker" "start" "-a" "eb16ee3b881f756e36c99e5837cdc141c00be576683fe34e2981807dc4cacd5a"`
Dec 18 06:34:24.671 INFO [stderr]    Compiling gstreamer v0.12.0
Dec 18 06:34:24.671 INFO [stderr]     Checking muldiv v0.2.0
Dec 18 06:34:24.671 INFO [stderr]    Compiling gstreamer-sys v0.6.0
Dec 18 06:34:24.680 INFO [stderr]     Checking glib-sys v0.7.0
Dec 18 06:34:24.680 INFO [stderr]     Checking num-rational v0.2.1
Dec 18 06:34:27.141 INFO [stderr]     Checking gobject-sys v0.7.0
Dec 18 06:34:27.914 INFO [stderr]     Checking glib v0.6.0
Dec 18 06:34:43.439 INFO [stderr]     Checking media-capture v0.1.0 (/opt/crater/workdir)
Dec 18 06:34:43.812 INFO [stderr] warning: unused imports: `fmt`, `thread`, `time`
Dec 18 06:34:43.812 INFO [stderr]  --> src/main.rs:7:16
Dec 18 06:34:43.812 INFO [stderr]   |
Dec 18 06:34:43.812 INFO [stderr] 7 | use std::{i32, fmt, thread, time};
Dec 18 06:34:43.812 INFO [stderr]   |                ^^^  ^^^^^^  ^^^^
Dec 18 06:34:43.812 INFO [stderr]   |
Dec 18 06:34:43.812 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 06:34:43.812 INFO [stderr] 
Dec 18 06:34:43.936 INFO [stderr] warning: variant is never constructed: `Value`
Dec 18 06:34:43.937 INFO [stderr]   --> src/main.rs:10:5
Dec 18 06:34:43.937 INFO [stderr]    |
Dec 18 06:34:43.937 INFO [stderr] 10 |     Value(T),
Dec 18 06:34:43.938 INFO [stderr]    |     ^^^^^^^^
Dec 18 06:34:43.938 INFO [stderr]    |
Dec 18 06:34:43.938 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 06:34:43.938 INFO [stderr] 
Dec 18 06:34:43.939 INFO [stderr] warning: struct is never constructed: `ConstrainString`
Dec 18 06:34:43.939 INFO [stderr]   --> src/main.rs:69:1
Dec 18 06:34:43.939 INFO [stderr]    |
Dec 18 06:34:43.940 INFO [stderr] 69 | struct ConstrainString {
Dec 18 06:34:43.940 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:43.940 INFO [stderr] 
Dec 18 06:34:43.940 INFO [stderr] warning: method is never used: `into_caps_string`
Dec 18 06:34:43.941 INFO [stderr]   --> src/main.rs:75:5
Dec 18 06:34:43.941 INFO [stderr]    |
Dec 18 06:34:43.941 INFO [stderr] 75 |     fn into_caps_string(self) -> String {
Dec 18 06:34:43.941 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:43.941 INFO [stderr] 
Dec 18 06:34:43.941 INFO [stderr] warning: enum is never used: `ConstrainBool`
Dec 18 06:34:43.941 INFO [stderr]   --> src/main.rs:84:1
Dec 18 06:34:43.941 INFO [stderr]    |
Dec 18 06:34:43.941 INFO [stderr] 84 | enum ConstrainBool {
Dec 18 06:34:43.941 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 18 06:34:43.941 INFO [stderr] 
Dec 18 06:34:43.952 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:34:43.952 INFO [stderr]    --> src/main.rs:185:9
Dec 18 06:34:43.952 INFO [stderr]     |
Dec 18 06:34:43.952 INFO [stderr] 185 |         pipeline.add_many(&[&self.element, &convert, &sink]);
Dec 18 06:34:43.952 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:43.952 INFO [stderr]     |
Dec 18 06:34:43.952 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 06:34:43.952 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:34:43.952 INFO [stderr] 
Dec 18 06:34:43.952 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:34:43.953 INFO [stderr]    --> src/main.rs:186:9
Dec 18 06:34:43.953 INFO [stderr]     |
Dec 18 06:34:43.953 INFO [stderr] 186 |         gst::Element::link_many(&[&self.element, &convert, &sink]);
Dec 18 06:34:43.953 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:43.953 INFO [stderr]     |
Dec 18 06:34:43.953 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:34:43.953 INFO [stderr] 
Dec 18 06:34:43.953 INFO [stderr] warning: unused `gstreamer::StateChangeReturn` that must be used
Dec 18 06:34:43.953 INFO [stderr]    --> src/main.rs:187:9
Dec 18 06:34:43.953 INFO [stderr]     |
Dec 18 06:34:43.953 INFO [stderr] 187 |         pipeline.set_state(gst::State::Playing);
Dec 18 06:34:43.953 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:43.953 INFO [stderr] 
Dec 18 06:34:43.956 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:34:43.956 INFO [stderr]    --> src/main.rs:192:5
Dec 18 06:34:43.956 INFO [stderr]     |
Dec 18 06:34:43.956 INFO [stderr] 192 |     gstreamer::init();
Dec 18 06:34:43.956 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Dec 18 06:34:43.956 INFO [stderr]     |
Dec 18 06:34:43.956 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:34:43.956 INFO [stderr] 
Dec 18 06:34:44.080 INFO [stderr] warning: unused imports: `fmt`, `thread`, `time`
Dec 18 06:34:44.080 INFO [stderr]  --> src/main.rs:7:16
Dec 18 06:34:44.080 INFO [stderr]   |
Dec 18 06:34:44.080 INFO [stderr] 7 | use std::{i32, fmt, thread, time};
Dec 18 06:34:44.080 INFO [stderr]   |                ^^^  ^^^^^^  ^^^^
Dec 18 06:34:44.080 INFO [stderr]   |
Dec 18 06:34:44.080 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 06:34:44.080 INFO [stderr] 
Dec 18 06:34:44.174 INFO [stderr] warning: variant is never constructed: `Value`
Dec 18 06:34:44.174 INFO [stderr]   --> src/main.rs:10:5
Dec 18 06:34:44.174 INFO [stderr]    |
Dec 18 06:34:44.174 INFO [stderr] 10 |     Value(T),
Dec 18 06:34:44.174 INFO [stderr]    |     ^^^^^^^^
Dec 18 06:34:44.174 INFO [stderr]    |
Dec 18 06:34:44.174 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 06:34:44.174 INFO [stderr] 
Dec 18 06:34:44.174 INFO [stderr] warning: struct is never constructed: `ConstrainString`
Dec 18 06:34:44.174 INFO [stderr]   --> src/main.rs:69:1
Dec 18 06:34:44.174 INFO [stderr]    |
Dec 18 06:34:44.174 INFO [stderr] 69 | struct ConstrainString {
Dec 18 06:34:44.174 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:44.174 INFO [stderr] 
Dec 18 06:34:44.174 INFO [stderr] warning: method is never used: `into_caps_string`
Dec 18 06:34:44.175 INFO [stderr]   --> src/main.rs:75:5
Dec 18 06:34:44.175 INFO [stderr]    |
Dec 18 06:34:44.175 INFO [stderr] 75 |     fn into_caps_string(self) -> String {
Dec 18 06:34:44.175 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:44.175 INFO [stderr] 
Dec 18 06:34:44.175 INFO [stderr] warning: enum is never used: `ConstrainBool`
Dec 18 06:34:44.175 INFO [stderr]   --> src/main.rs:84:1
Dec 18 06:34:44.175 INFO [stderr]    |
Dec 18 06:34:44.175 INFO [stderr] 84 | enum ConstrainBool {
Dec 18 06:34:44.175 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 18 06:34:44.175 INFO [stderr] 
Dec 18 06:34:44.189 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:34:44.189 INFO [stderr]    --> src/main.rs:185:9
Dec 18 06:34:44.189 INFO [stderr]     |
Dec 18 06:34:44.189 INFO [stderr] 185 |         pipeline.add_many(&[&self.element, &convert, &sink]);
Dec 18 06:34:44.189 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:44.189 INFO [stderr]     |
Dec 18 06:34:44.189 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 06:34:44.189 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:34:44.189 INFO [stderr] 
Dec 18 06:34:44.189 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:34:44.189 INFO [stderr]    --> src/main.rs:186:9
Dec 18 06:34:44.189 INFO [stderr]     |
Dec 18 06:34:44.189 INFO [stderr] 186 |         gst::Element::link_many(&[&self.element, &convert, &sink]);
Dec 18 06:34:44.189 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:44.189 INFO [stderr]     |
Dec 18 06:34:44.190 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:34:44.190 INFO [stderr] 
Dec 18 06:34:44.190 INFO [stderr] warning: unused `gstreamer::StateChangeReturn` that must be used
Dec 18 06:34:44.190 INFO [stderr]    --> src/main.rs:187:9
Dec 18 06:34:44.190 INFO [stderr]     |
Dec 18 06:34:44.190 INFO [stderr] 187 |         pipeline.set_state(gst::State::Playing);
Dec 18 06:34:44.190 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:34:44.190 INFO [stderr] 
Dec 18 06:34:44.190 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 06:34:44.190 INFO [stderr]    --> src/main.rs:192:5
Dec 18 06:34:44.190 INFO [stderr]     |
Dec 18 06:34:44.190 INFO [stderr] 192 |     gstreamer::init();
Dec 18 06:34:44.190 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^
Dec 18 06:34:44.190 INFO [stderr]     |
Dec 18 06:34:44.190 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 06:34:44.190 INFO [stderr] 
Dec 18 06:34:44.242 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.68s
Dec 18 06:34:45.612 INFO running `"docker" "inspect" "eb16ee3b881f756e36c99e5837cdc141c00be576683fe34e2981807dc4cacd5a"`
Dec 18 06:34:46.024 INFO running `"docker" "rm" "-f" "eb16ee3b881f756e36c99e5837cdc141c00be576683fe34e2981807dc4cacd5a"`
Dec 18 06:34:46.386 INFO [stdout] eb16ee3b881f756e36c99e5837cdc141c00be576683fe34e2981807dc4cacd5a