[INFO] fetching crate flo_render_canvas 0.2.1...
[INFO] checking flo_render_canvas-0.2.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate flo_render_canvas 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate flo_render_canvas 0.2.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flo_render_canvas 0.2.1
[INFO] finished tweaking crates.io crate flo_render_canvas 0.2.1
[INFO] tweaked toml for crates.io crate flo_render_canvas 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate flo_render_canvas 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e806b0c546266471c299859167280a145a94f383769bcee8e520994afaa5a470
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e806b0c546266471c299859167280a145a94f383769bcee8e520994afaa5a470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e806b0c546266471c299859167280a145a94f383769bcee8e520994afaa5a470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e806b0c546266471c299859167280a145a94f383769bcee8e520994afaa5a470", kill_on_drop: false }`
[INFO] [stdout] e806b0c546266471c299859167280a145a94f383769bcee8e520994afaa5a470
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a33e3e8f5b402d270da2c6ed71598ee8f385dfb1763295bf6bfd38d44b9a4df3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a33e3e8f5b402d270da2c6ed71598ee8f385dfb1763295bf6bfd38d44b9a4df3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking roots v0.0.6
[INFO] [stderr]     Checking rust-hsluv v0.1.4
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking flo_curves v0.4.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking euclid v0.20.14
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking lyon_geom v0.15.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking lyon_path v0.15.2
[INFO] [stderr]     Checking lyon_tessellation v0.15.9
[INFO] [stderr]     Checking lyon_algorithms v0.15.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking lyon v0.15.9
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking desync v0.7.0
[INFO] [stderr]     Checking flo_stream v0.6.0
[INFO] [stderr]     Checking flo_canvas v0.2.0
[INFO] [stderr]    Compiling flo_render v0.2.0
[INFO] [stderr]     Checking flo_render_canvas v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `inverse_viewport_transform`
[INFO] [stdout]   --> src/canvas_renderer.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     inverse_viewport_transform: canvas::Transform2D,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `render_index`
[INFO] [stdout]   --> src/renderer_stream.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     render_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `inverse_viewport_transform`
[INFO] [stdout]   --> src/canvas_renderer.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     inverse_viewport_transform: canvas::Transform2D,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `render_index`
[INFO] [stdout]   --> src/renderer_stream.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     render_index: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "a33e3e8f5b402d270da2c6ed71598ee8f385dfb1763295bf6bfd38d44b9a4df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a33e3e8f5b402d270da2c6ed71598ee8f385dfb1763295bf6bfd38d44b9a4df3", kill_on_drop: false }`
[INFO] [stdout] a33e3e8f5b402d270da2c6ed71598ee8f385dfb1763295bf6bfd38d44b9a4df3