[INFO] fetching crate flutter-engine 0.2.1... [INFO] extracting crate flutter-engine 0.2.1 into work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/flutter-engine/0.2.1 [INFO] extracting crate flutter-engine 0.2.1 into work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/flutter-engine/0.2.1 [INFO] validating manifest of flutter-engine-0.2.1 on toolchain master#a850a426491e14186af2250549bf41256b5938d2 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of flutter-engine-0.2.1 on toolchain try#06a150c7d11500b41499224f165e9de1de096768 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing flutter-engine-0.2.1 [INFO] finished frobbing flutter-engine-0.2.1 [INFO] frobbed toml for flutter-engine-0.2.1 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/flutter-engine/0.2.1/Cargo.toml [INFO] started frobbing flutter-engine-0.2.1 [INFO] finished frobbing flutter-engine-0.2.1 [INFO] frobbed toml for flutter-engine-0.2.1 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/flutter-engine/0.2.1/Cargo.toml [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking flutter-engine-0.2.1 against try#06a150c7d11500b41499224f165e9de1de096768 for pr-60162 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-0/try#06a150c7d11500b41499224f165e9de1de096768:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/flutter-engine/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+06a150c7d11500b41499224f165e9de1de096768-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ef6e5bca445d146e6fbb3f052766922122536c0b7aa06533198c0bd5abd8e143 [INFO] running `"docker" "start" "-a" "ef6e5bca445d146e6fbb3f052766922122536c0b7aa06533198c0bd5abd8e143"` [INFO] [stderr] Compiling tinyfiledialogs v3.3.5 [INFO] [stderr] Checking glfw v0.25.1 [INFO] [stderr] Checking flutter-engine v0.2.1 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:747:105 [INFO] [stderr] | [INFO] [stderr] 747 | fn with_plugin)>(window_ptr: *mut glfw::ffi::GLFWwindow, channel: &str, mut cbk: F) { [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: method is never used: `type_id` [INFO] [stderr] --> src/codec/standard_codec.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | fn type_id(&self) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `write_buf` [INFO] [stderr] --> src/codec/standard_codec.rs:459:5 [INFO] [stderr] | [INFO] [stderr] 459 | fn write_buf(&mut self, list: &[u8]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:747:105 [INFO] [stderr] | [INFO] [stderr] 747 | fn with_plugin)>(window_ptr: *mut glfw::ffi::GLFWwindow, channel: &str, mut cbk: F) { [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: method is never used: `type_id` [INFO] [stderr] --> src/codec/standard_codec.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | fn type_id(&self) -> u8 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `write_buf` [INFO] [stderr] --> src/codec/standard_codec.rs:459:5 [INFO] [stderr] | [INFO] [stderr] 459 | fn write_buf(&mut self, list: &[u8]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.30s [INFO] running `"docker" "inspect" "ef6e5bca445d146e6fbb3f052766922122536c0b7aa06533198c0bd5abd8e143"` [INFO] running `"docker" "rm" "-f" "ef6e5bca445d146e6fbb3f052766922122536c0b7aa06533198c0bd5abd8e143"` [INFO] [stdout] ef6e5bca445d146e6fbb3f052766922122536c0b7aa06533198c0bd5abd8e143