[INFO] crate keymatrix 0.1.2 is already in cache [INFO] testing keymatrix-0.1.2 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate keymatrix 0.1.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate keymatrix 0.1.2 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate keymatrix 0.1.2 [INFO] finished tweaking crates.io crate keymatrix 0.1.2 [INFO] tweaked toml for crates.io crate keymatrix 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] c305e7437ee7a83fe1b60faad35c0bd928ffe89df32eb2f824c0f1de533f7de7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "c305e7437ee7a83fe1b60faad35c0bd928ffe89df32eb2f824c0f1de533f7de7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling nb v0.1.2 [INFO] [stderr] Compiling generic-array v0.11.1 [INFO] [stderr] Compiling embedded-hal v0.2.3 [INFO] [stderr] Compiling keymatrix v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `"docker" "inspect" "c305e7437ee7a83fe1b60faad35c0bd928ffe89df32eb2f824c0f1de533f7de7"` [INFO] running `"docker" "rm" "-f" "c305e7437ee7a83fe1b60faad35c0bd928ffe89df32eb2f824c0f1de533f7de7"` [INFO] [stdout] c305e7437ee7a83fe1b60faad35c0bd928ffe89df32eb2f824c0f1de533f7de7 [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3cbe78f86ca15de494c88cdd8d163c0a0a89937bf3c341c3c5c2aa24aed962b5 [INFO] running `"docker" "start" "-a" "3cbe78f86ca15de494c88cdd8d163c0a0a89937bf3c341c3c5c2aa24aed962b5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling cortex-m-rt v0.6.12 [INFO] [stderr] Compiling r0 v0.2.2 [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.2 [INFO] [stderr] Compiling aligned v0.1.2 [INFO] [stderr] Compiling atsamd21g18a v0.4.0 [INFO] [stderr] Compiling bare-metal v0.1.3 [INFO] [stderr] Compiling cortex-m v0.4.3 [INFO] [stderr] Compiling atsamd21g18a v0.3.1 [INFO] [stderr] Compiling bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m v0.3.1 [INFO] [stderr] Compiling untagged-option v0.1.1 [INFO] [stderr] Compiling cortex-m-rtfm v0.3.4 [INFO] [stderr] Compiling rtfm-core v0.2.0 [INFO] [stderr] Compiling panic-abort v0.2.0 [INFO] [stderr] Compiling cortex-m-rt-macros v0.1.8 [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bare-metal-0.1.3/src/lib.rs:5:35 [INFO] [stderr] | [INFO] [stderr] 5 | #![cfg_attr(feature = "const-fn", feature(const_fn))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/untagged-option-0.1.1/src/lib.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(untagged_unions, const_fn)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0557]: feature has been removed [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:22:12 [INFO] [stderr] | [INFO] [stderr] 22 | #![feature(panic_implementation)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stderr] | [INFO] [stderr] = note: subsumed by `#[panic_handler]` [INFO] [stderr] [INFO] [stderr] error: could not compile `bare-metal`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: cannot find attribute `panic_implementation` in this scope [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:28:3 [INFO] [stderr] | [INFO] [stderr] 28 | #[panic_implementation] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:21:1 [INFO] [stderr] | [INFO] [stderr] 21 | #![feature(core_intrinsics)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.2.0/src/lib.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | #![feature(panic_implementation)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0740]: unions may not contain fields that need dropping [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/untagged-option-0.1.1/src/lib.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | pub some: T, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `std::mem::ManuallyDrop` can be used to wrap the type [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/untagged-option-0.1.1/src/lib.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | pub some: T, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 4 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0557. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0740. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aligned-0.1.2/src/lib.rs:32:35 [INFO] [stderr] | [INFO] [stderr] 32 | #![cfg_attr(feature = "const-fn", feature(const_fn))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "3cbe78f86ca15de494c88cdd8d163c0a0a89937bf3c341c3c5c2aa24aed962b5"` [INFO] running `"docker" "rm" "-f" "3cbe78f86ca15de494c88cdd8d163c0a0a89937bf3c341c3c5c2aa24aed962b5"` [INFO] [stdout] 3cbe78f86ca15de494c88cdd8d163c0a0a89937bf3c341c3c5c2aa24aed962b5