[INFO] fetching crate earcutr 0.1.1...
[INFO] checking earcutr-0.1.1 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate earcutr 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate earcutr 0.1.1 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate earcutr 0.1.1
[INFO] finished tweaking crates.io crate earcutr 0.1.1
[INFO] tweaked toml for crates.io crate earcutr 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate earcutr 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 533980d41a9962880eff7cecb26c4af6188816c0f1f55367ae486c09882caa93
[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" "533980d41a9962880eff7cecb26c4af6188816c0f1f55367ae486c09882caa93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "533980d41a9962880eff7cecb26c4af6188816c0f1f55367ae486c09882caa93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "533980d41a9962880eff7cecb26c4af6188816c0f1f55367ae486c09882caa93", kill_on_drop: false }`
[INFO] [stdout] 533980d41a9962880eff7cecb26c4af6188816c0f1f55367ae486c09882caa93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f69705537482cbd2967d5942a0640232d871b8fec463c0b7940f1f1860f55816
[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" "f69705537482cbd2967d5942a0640232d871b8fec463c0b7940f1f1860f55816", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking earcutr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/integration_test.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     try!(writeln!(&f, r###"testOutput["{}"]=[];"###, filename));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/integration_test.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     try!(writeln!(
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/integration_test.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     try!(writeln!(
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/integration_test.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     try!(writeln!(
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tests/integration_test.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     try!(writeln!(
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/lib.rs:1245:24
[INFO] [stdout]      |
[INFO] [stdout] 1245 |         let mut cycler;;
[INFO] [stdout]      |                        ^ help: remove this semicolon
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/lib.rs:1624:10
[INFO] [stdout]      |
[INFO] [stdout] 1624 |         };
[INFO] [stdout]      |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.18s
[INFO] running `Command { std: "docker" "inspect" "f69705537482cbd2967d5942a0640232d871b8fec463c0b7940f1f1860f55816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69705537482cbd2967d5942a0640232d871b8fec463c0b7940f1f1860f55816", kill_on_drop: false }`
[INFO] [stdout] f69705537482cbd2967d5942a0640232d871b8fec463c0b7940f1f1860f55816