[INFO] fetching crate cyclone2d 0.1.2...
[INFO] checking cyclone2d-0.1.2 against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] extracting crate cyclone2d 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cyclone2d 0.1.2 on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cyclone2d 0.1.2
[INFO] removed 4 missing examples
[INFO] finished tweaking crates.io crate cyclone2d 0.1.2
[INFO] tweaked toml for crates.io crate cyclone2d 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate cyclone2d 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded c_vec v1.3.3
[INFO] [stderr]   Downloaded vek2d v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac28f16a92710f6b8fd9115bb4d8e42bb202492e8dc5f983d20f8aa910cee3ea
[INFO] running `Command { std: "docker" "start" "-a" "ac28f16a92710f6b8fd9115bb4d8e42bb202492e8dc5f983d20f8aa910cee3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac28f16a92710f6b8fd9115bb4d8e42bb202492e8dc5f983d20f8aa910cee3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac28f16a92710f6b8fd9115bb4d8e42bb202492e8dc5f983d20f8aa910cee3ea", kill_on_drop: false }`
[INFO] [stdout] ac28f16a92710f6b8fd9115bb4d8e42bb202492e8dc5f983d20f8aa910cee3ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cfc3dd4c9ec58dfa7e6009b94cc8763aef09ae97a174e2febcb954e716c1ad16
[INFO] running `Command { std: "docker" "start" "-a" "cfc3dd4c9ec58dfa7e6009b94cc8763aef09ae97a174e2febcb954e716c1ad16", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]     Checking c_vec v1.3.3
[INFO] [stderr]     Checking vek2d v1.0.1
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[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]     Checking cyclone2d v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/force_registry.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/force_registry.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.84s
[INFO] running `Command { std: "docker" "inspect" "cfc3dd4c9ec58dfa7e6009b94cc8763aef09ae97a174e2febcb954e716c1ad16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc3dd4c9ec58dfa7e6009b94cc8763aef09ae97a174e2febcb954e716c1ad16", kill_on_drop: false }`
[INFO] [stdout] cfc3dd4c9ec58dfa7e6009b94cc8763aef09ae97a174e2febcb954e716c1ad16