[INFO] crate st7735-lcd 0.7.1 is already in cache
[INFO] checking st7735-lcd-0.7.1 against master#7f940ef5d91b53e889f111f27e00849f2f5ae4a2 for pr-72493
[INFO] extracting crate st7735-lcd 0.7.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate st7735-lcd 0.7.1 on toolchain 7f940ef5d91b53e889f111f27e00849f2f5ae4a2
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate st7735-lcd 0.7.1
[INFO] finished tweaking crates.io crate st7735-lcd 0.7.1
[INFO] tweaked toml for crates.io crate st7735-lcd 0.7.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "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] fc1e9ecd6a14e09f581847f4699130208e25dac0e2c23ce4e6209794a74de5d9
[INFO] running `"docker" "start" "-a" "fc1e9ecd6a14e09f581847f4699130208e25dac0e2c23ce4e6209794a74de5d9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking st7735-lcd v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `core::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 self.write_data(&buffer);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `core::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |                 self.write_data(&buffer);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.33s
[INFO] running `"docker" "inspect" "fc1e9ecd6a14e09f581847f4699130208e25dac0e2c23ce4e6209794a74de5d9"`
[INFO] running `"docker" "rm" "-f" "fc1e9ecd6a14e09f581847f4699130208e25dac0e2c23ce4e6209794a74de5d9"`
[INFO] [stdout] fc1e9ecd6a14e09f581847f4699130208e25dac0e2c23ce4e6209794a74de5d9