[INFO] fetching crate kurbo 0.5.1...
[INFO] checking kurbo-0.5.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate kurbo 0.5.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate kurbo 0.5.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate kurbo 0.5.1
[INFO] finished tweaking crates.io crate kurbo 0.5.1
[INFO] tweaked toml for crates.io crate kurbo 0.5.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 744ed2c18984d9b757d9ed7264db0aef72f12059df0568063da673724c023472
[INFO] running `"docker" "start" "-a" "744ed2c18984d9b757d9ed7264db0aef72f12059df0568063da673724c023472"`
[INFO] [stderr]     Checking kurbo v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/arclen_accuracy.rs:154:32
[INFO] [stderr]     |
[INFO] [stderr] 154 | fn with_subdiv(q: QuadBez, f: &Fn(QuadBez) -> f64, depth: usize) -> f64 {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(QuadBez) -> f64`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/arclen_accuracy.rs:193:20
[INFO] [stderr]     |
[INFO] [stderr] 193 |     let mut func: &Fn(QuadBez) -> f64 = &gauss_arclen_3;
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(QuadBez) -> f64`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `"docker" "inspect" "744ed2c18984d9b757d9ed7264db0aef72f12059df0568063da673724c023472"`
[INFO] running `"docker" "rm" "-f" "744ed2c18984d9b757d9ed7264db0aef72f12059df0568063da673724c023472"`
[INFO] [stdout] 744ed2c18984d9b757d9ed7264db0aef72f12059df0568063da673724c023472