[INFO] fetching crate flo_canvas 0.1.0...
[INFO] checking flo_canvas-0.1.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate flo_canvas 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate flo_canvas 0.1.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flo_canvas 0.1.0
[INFO] finished tweaking crates.io crate flo_canvas 0.1.0
[INFO] tweaked toml for crates.io crate flo_canvas 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ff5b1dc7a621615cfdf51a99803052a02666890cd430a4ab83b0fdbf9fc39ab
[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" "0ff5b1dc7a621615cfdf51a99803052a02666890cd430a4ab83b0fdbf9fc39ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ff5b1dc7a621615cfdf51a99803052a02666890cd430a4ab83b0fdbf9fc39ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ff5b1dc7a621615cfdf51a99803052a02666890cd430a4ab83b0fdbf9fc39ab", kill_on_drop: false }`
[INFO] [stdout] 0ff5b1dc7a621615cfdf51a99803052a02666890cd430a4ab83b0fdbf9fc39ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3c0435b2b63fdb09ac22a7123595e82bfc3727c105452204314430d92675096
[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" "f3c0435b2b63fdb09ac22a7123595e82bfc3727c105452204314430d92675096", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking rust-hsluv v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking desync v0.1.2
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking flo_curves v0.1.0
[INFO] [stderr]     Checking flo_canvas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/gc.rs:87:49
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn draw_list<'a>(&'a mut self, drawing: Box<'a+Iterator<Item=Draw>>) {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a+Iterator<Item=Draw>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/gc.rs:87:49
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn draw_list<'a>(&'a mut self, drawing: Box<'a+Iterator<Item=Draw>>) {
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a+Iterator<Item=Draw>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/canvas.rs:207:38
[INFO] [stdout]     |
[INFO] [stdout] 207 |     where FnAction: Send+FnOnce(&mut GraphicsPrimitives) -> () {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GraphicsPrimitives`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/canvas.rs:207:38
[INFO] [stdout]     |
[INFO] [stdout] 207 |     where FnAction: Send+FnOnce(&mut GraphicsPrimitives) -> () {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GraphicsPrimitives`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/canvas.rs:221:33
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn stream(&self) -> Box<Stream<Item=Draw,Error=()>+Send> {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item=Draw,Error=()>+Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/canvas.rs:303:49
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn draw_list<'b>(&'b mut self, drawing: Box<'b+Iterator<Item=Draw>>) {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'b+Iterator<Item=Draw>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/canvas.rs:221:33
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn stream(&self) -> Box<Stream<Item=Draw,Error=()>+Send> {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item=Draw,Error=()>+Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/canvas.rs:303:49
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn draw_list<'b>(&'b mut self, drawing: Box<'b+Iterator<Item=Draw>>) {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'b+Iterator<Item=Draw>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.78s
[INFO] running `Command { std: "docker" "inspect" "f3c0435b2b63fdb09ac22a7123595e82bfc3727c105452204314430d92675096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c0435b2b63fdb09ac22a7123595e82bfc3727c105452204314430d92675096", kill_on_drop: false }`
[INFO] [stdout] f3c0435b2b63fdb09ac22a7123595e82bfc3727c105452204314430d92675096