[INFO] crate svg2polylines 0.5.1 is already in cache
[INFO] extracting crate svg2polylines 0.5.1 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/svg2polylines/0.5.1
[INFO] extracting crate svg2polylines 0.5.1 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/svg2polylines/0.5.1
[INFO] validating manifest of svg2polylines-0.5.1 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of svg2polylines-0.5.1 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing svg2polylines-0.5.1
[INFO] finished frobbing svg2polylines-0.5.1
[INFO] frobbed toml for svg2polylines-0.5.1 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/svg2polylines/0.5.1/Cargo.toml
[INFO] started frobbing svg2polylines-0.5.1
[INFO] finished frobbing svg2polylines-0.5.1
[INFO] frobbed toml for svg2polylines-0.5.1 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/svg2polylines/0.5.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking svg2polylines-0.5.1 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/svg2polylines/0.5.1:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4ec3e1f55abf106ae7146f29b8a4b07e8d7037649935d9585d127f21070c43be
[INFO] running `"docker" "start" "-a" "4ec3e1f55abf106ae7146f29b8a4b07e8d7037649935d9585d127f21070c43be"`
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking quick-xml v0.13.3
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking piston2d-graphics v0.30.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]     Checking euclid v0.19.9
[INFO] [stderr]     Checking pistoncore-window v0.35.0
[INFO] [stderr]     Checking piston2d-drag_controller v0.24.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.40.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking piston v0.40.0
[INFO] [stderr]     Checking lyon_geom v0.12.7
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking svg2polylines v0.5.1 (/opt/crater/workdir)
[INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/lib.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |         if let Some(last) = self.line.last() {
[INFO] [stderr]    |                             --------- immutable borrow occurs here
[INFO] [stderr] 92 |             self.add_absolute(CoordinatePair::new(last.x + pair.x, last.y + pair.y));
[INFO] [stderr]    |             ^^^^ mutable borrow occurs here       ------ immutable borrow later used here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Checking piston-gfx_texture v0.35.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.52.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.56.0
[INFO] [stderr]     Checking piston_window v0.87.0
[INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/lib.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |         if let Some(last) = self.line.last() {
[INFO] [stderr]    |                             --------- immutable borrow occurs here
[INFO] [stderr] 92 |             self.add_absolute(CoordinatePair::new(last.x + pair.x, last.y + pair.y));
[INFO] [stderr]    |             ^^^^ mutable borrow occurs here       ------ immutable borrow later used here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.56s
[INFO] running `"docker" "inspect" "4ec3e1f55abf106ae7146f29b8a4b07e8d7037649935d9585d127f21070c43be"`
[INFO] running `"docker" "rm" "-f" "4ec3e1f55abf106ae7146f29b8a4b07e8d7037649935d9585d127f21070c43be"`
[INFO] [stdout] 4ec3e1f55abf106ae7146f29b8a4b07e8d7037649935d9585d127f21070c43be