[INFO] cloning repository https://github.com/no111u3/m328p_robo_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/no111u3/m328p_robo_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fno111u3%2Fm328p_robo_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fno111u3%2Fm328p_robo_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 72bf9abfcb496dcae19bfb07be6f62f47d97d2f1 [INFO] testing no111u3/m328p_robo_rust against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fno111u3%2Fm328p_robo_rust" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/no111u3/m328p_robo_rust 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] removed /workspace/builds/worker-0/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/no111u3/m328p_robo_rust [INFO] finished tweaking git repo https://github.com/no111u3/m328p_robo_rust [INFO] tweaked toml for git repo https://github.com/no111u3/m328p_robo_rust written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/no111u3/m328p_robo_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/Rahix/ufmt.git` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] aec388c9c7b158256e601e5b7688c85d0efb1401e72cc60d165b5465ba2ba940 [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" "aec388c9c7b158256e601e5b7688c85d0efb1401e72cc60d165b5465ba2ba940", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aec388c9c7b158256e601e5b7688c85d0efb1401e72cc60d165b5465ba2ba940", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aec388c9c7b158256e601e5b7688c85d0efb1401e72cc60d165b5465ba2ba940", kill_on_drop: false }` [INFO] [stdout] aec388c9c7b158256e601e5b7688c85d0efb1401e72cc60d165b5465ba2ba940 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 8ff643246acc2595343332ebb9d0485a904f30d39566a3f0a1f947e526cd6fa1 [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" "8ff643246acc2595343332ebb9d0485a904f30d39566a3f0a1f947e526cd6fa1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling vcell v0.1.2 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling ufmt-write v0.1.0 (https://github.com/Rahix/ufmt.git?rev=12225dc1678e42fecb0e8635bf80f501e24817d9#12225dc1) [INFO] [stderr] Compiling paste v1.0.1 [INFO] [stderr] Compiling panic-halt v0.2.0 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling embedded-hal v0.2.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling avr-device-macros v0.2.2 [INFO] [stderr] Compiling ufmt-macros v0.1.1 (https://github.com/Rahix/ufmt.git?rev=12225dc1678e42fecb0e8635bf80f501e24817d9#12225dc1) [INFO] [stderr] Compiling avr-device v0.2.2 [INFO] [stderr] Compiling ufmt v0.1.0 (https://github.com/Rahix/ufmt.git?rev=12225dc1678e42fecb0e8635bf80f501e24817d9#12225dc1) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/avr-device-0.2.2/src/lib.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | #![feature(llvm_asm)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [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 E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `avr-device` due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "8ff643246acc2595343332ebb9d0485a904f30d39566a3f0a1f947e526cd6fa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ff643246acc2595343332ebb9d0485a904f30d39566a3f0a1f947e526cd6fa1", kill_on_drop: false }` [INFO] [stdout] 8ff643246acc2595343332ebb9d0485a904f30d39566a3f0a1f947e526cd6fa1