[INFO] fetching crate polymer 0.2.0... [INFO] testing polymer-0.2.0 against 1.60.0 for beta-1.61-1 [INFO] extracting crate polymer 0.2.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate polymer 0.2.0 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6/source/.cargo/config [INFO] removed /workspace/builds/worker-6/source/rust-toolchain [INFO] started tweaking crates.io crate polymer 0.2.0 [INFO] finished tweaking crates.io crate polymer 0.2.0 [INFO] tweaked toml for crates.io crate polymer 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate polymer 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded polymer-core v0.1.0 [INFO] [stderr] Downloaded embedded-dma v0.1.2 [INFO] [stderr] Downloaded futures-intrusive v0.3.1 [INFO] [stderr] Downloaded cortex-m-rtic v0.5.5 [INFO] [stderr] Downloaded cortex-m-semihosting v0.3.5 [INFO] [stderr] Downloaded smart-leds-trait v0.2.1 [INFO] [stderr] Downloaded usb-device v0.2.7 [INFO] [stderr] Downloaded smart-leds v0.3.0 [INFO] [stderr] Downloaded derive-newtype v0.2.3 [INFO] [stderr] Downloaded newtype v0.2.1 [INFO] [stderr] Downloaded rtic-core v0.3.0 [INFO] [stderr] Downloaded postcard v0.5.1 [INFO] [stderr] Downloaded rgb v0.8.25 [INFO] [stderr] Downloaded as-slice v0.1.4 [INFO] [stderr] Downloaded stm32-usbd v0.5.1 [INFO] [stderr] Downloaded rtic-syntax v0.4.0 [INFO] [stderr] Downloaded cortex-m-rtic-macros v0.5.2 [INFO] [stderr] Downloaded async-codec v0.4.0 [INFO] [stderr] Downloaded alloc-cortex-m v0.4.0 [INFO] [stderr] Downloaded linked_list_allocator v0.8.6 [INFO] [stderr] Downloaded panic-abort v0.3.2 [INFO] [stderr] Downloaded panic-semihosting v0.5.4 [INFO] [stderr] Downloaded stm32f1xx-hal v0.7.0 [INFO] [stderr] Downloaded stm32f1 v0.11.0 [INFO] [stderr] Downloaded embedded-executor v0.6.1 [INFO] [stderr] Downloaded cortex-m-async v0.1.0 [INFO] [stderr] Downloaded keebrs v0.3.0 [INFO] [stderr] Downloaded cortex-m-logger v0.0.0-alpha.1 [INFO] [stderr] Downloaded alloc-facade v0.5.0 [INFO] [stderr] Downloaded stm32f1xx-futures v0.1.0 [INFO] [stderr] Downloaded panic-itm v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2f689d6a9311a210a6c3afa86243423afab68046bf3dc331319e2ac323dc51a8 [INFO] running `Command { std: "docker" "start" "-a" "2f689d6a9311a210a6c3afa86243423afab68046bf3dc331319e2ac323dc51a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f689d6a9311a210a6c3afa86243423afab68046bf3dc331319e2ac323dc51a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f689d6a9311a210a6c3afa86243423afab68046bf3dc331319e2ac323dc51a8", kill_on_drop: false }` [INFO] [stdout] 2f689d6a9311a210a6c3afa86243423afab68046bf3dc331319e2ac323dc51a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ba86aaf84d3cfccf133985c81d6859d7b765e73bf536c5671a76468c045fef8 [INFO] running `Command { std: "docker" "start" "-a" "0ba86aaf84d3cfccf133985c81d6859d7b765e73bf536c5671a76468c045fef8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling cortex-m v0.6.3 [INFO] [stderr] Compiling futures-core v0.3.7 [INFO] [stderr] Compiling vcell v0.1.2 [INFO] [stderr] Compiling bitfield v0.13.2 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling futures-sink v0.3.7 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling futures-task v0.3.7 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling cortex-m-rt v0.6.13 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling heapless v0.5.6 [INFO] [stderr] Compiling futures-io v0.3.7 [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling r0 v0.2.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling stm32-usbd v0.5.1 [INFO] [stderr] Compiling usb-device v0.2.7 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling bytemuck v1.4.1 [INFO] [stderr] Compiling stm32f1 v0.11.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling rtic-core v0.3.0 [INFO] [stderr] Compiling postcard-cobs v0.1.5-pre [INFO] [stderr] Compiling alloc-facade v0.5.0 [INFO] [stderr] Compiling linked_list_allocator v0.8.6 [INFO] [stderr] Compiling polymer v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling panic-abort v0.3.2 [INFO] [stderr] Compiling embedded-dma v0.1.2 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling lock_api v0.4.1 [INFO] [stderr] Compiling volatile-register v0.2.0 [INFO] [stderr] Compiling futures-channel v0.3.7 [INFO] [stderr] Compiling polymer-core v0.1.0 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.3.2/src/lib.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/panic-abort-0.3.2/src/lib.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | #![feature(panic_handler)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `panic_handler` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `panic-abort` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked_list_allocator-0.8.6/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_mut_refs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polymer-core-0.1.0/src/lib.rs:2:34 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(arbitrary_self_types, const_fn, never_type)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polymer-core-0.1.0/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(arbitrary_self_types, const_fn, never_type)] [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] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "0ba86aaf84d3cfccf133985c81d6859d7b765e73bf536c5671a76468c045fef8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ba86aaf84d3cfccf133985c81d6859d7b765e73bf536c5671a76468c045fef8", kill_on_drop: false }` [INFO] [stdout] 0ba86aaf84d3cfccf133985c81d6859d7b765e73bf536c5671a76468c045fef8