[INFO] fetching crate pygamer-panic-led 0.1.0... [INFO] testing pygamer-panic-led-0.1.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate pygamer-panic-led 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate pygamer-panic-led 0.1.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pygamer-panic-led 0.1.0 [INFO] finished tweaking crates.io crate pygamer-panic-led 0.1.0 [INFO] tweaked toml for crates.io crate pygamer-panic-led 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aligned v0.3.5 [INFO] [stderr] Downloaded cortex-m v0.6.7 [INFO] [stderr] Downloaded embedded-graphics v0.6.2 [INFO] [stderr] Downloaded st7735-lcd v0.7.2 [INFO] [stderr] Downloaded cortex-m-rt-macros v0.6.15 [INFO] [stderr] Downloaded cortex-m-rt v0.6.15 [INFO] [stderr] Downloaded cortex-m v0.7.3 [INFO] [stderr] Downloaded pygamer v0.5.1 [INFO] [stderr] Downloaded atsamd-hal v0.10.1 [INFO] [stderr] Downloaded atsamd51j v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 73976a857139c8cde3257ab2dfce7b67eba5c596007fa099c11c0f0f58ee61a7 [INFO] running `Command { std: "docker" "start" "-a" "73976a857139c8cde3257ab2dfce7b67eba5c596007fa099c11c0f0f58ee61a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73976a857139c8cde3257ab2dfce7b67eba5c596007fa099c11c0f0f58ee61a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73976a857139c8cde3257ab2dfce7b67eba5c596007fa099c11c0f0f58ee61a7", kill_on_drop: false }` [INFO] [stdout] 73976a857139c8cde3257ab2dfce7b67eba5c596007fa099c11c0f0f58ee61a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c49bd3b08bf276f5f6d43ab78079e86f180819105cdfad4a9f50fc3f42dd5cce [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" "c49bd3b08bf276f5f6d43ab78079e86f180819105cdfad4a9f50fc3f42dd5cce", kill_on_drop: false }` [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Compiling cortex-m v0.7.3 [INFO] [stderr] Compiling vcell v0.1.3 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling atsamd51j v0.8.0 [INFO] [stderr] Compiling r0 v0.2.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling pygamer v0.5.1 [INFO] [stderr] Compiling rgb v0.8.27 [INFO] [stderr] Compiling embedded-graphics v0.6.2 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling aligned v0.3.5 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Compiling volatile-register v0.2.1 [INFO] [stderr] Compiling smart-leds-trait v0.2.1 [INFO] [stderr] Compiling ws2812-timer-delay v0.3.0 [INFO] [stderr] Compiling st7735-lcd v0.7.2 [INFO] [stderr] Compiling atsamd-hal v0.10.1 [INFO] [stderr] Compiling pygamer-panic-led v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.62s [INFO] running `Command { std: "docker" "inspect" "c49bd3b08bf276f5f6d43ab78079e86f180819105cdfad4a9f50fc3f42dd5cce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c49bd3b08bf276f5f6d43ab78079e86f180819105cdfad4a9f50fc3f42dd5cce", kill_on_drop: false }` [INFO] [stdout] c49bd3b08bf276f5f6d43ab78079e86f180819105cdfad4a9f50fc3f42dd5cce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--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] 4df95c1d64ba6a823fb069f369ce7621e928da6d8d4f35f7cde6b9c46ee91279 [INFO] running `Command { std: "docker" "start" "-a" "4df95c1d64ba6a823fb069f369ce7621e928da6d8d4f35f7cde6b9c46ee91279", kill_on_drop: false }` [INFO] [stderr] Compiling pygamer-panic-led v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl` [INFO] [stdout] --> src/lib.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | fn panic(_info: &PanicInfo) -> ! { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `std` (which `test` depends on) [INFO] [stdout] = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9a950938f3668a37.so, /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9a950938f3668a37.rlib [INFO] [stdout] = note: second definition in the local crate (`pygamer_panic_led`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0152`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pygamer-panic-led` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "4df95c1d64ba6a823fb069f369ce7621e928da6d8d4f35f7cde6b9c46ee91279", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4df95c1d64ba6a823fb069f369ce7621e928da6d8d4f35f7cde6b9c46ee91279", kill_on_drop: false }` [INFO] [stdout] 4df95c1d64ba6a823fb069f369ce7621e928da6d8d4f35f7cde6b9c46ee91279