[INFO] fetching crate mwatch-sdk 0.4.0... [INFO] testing mwatch-sdk-0.4.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate mwatch-sdk 0.4.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate mwatch-sdk 0.4.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-11/source/.cargo/config [INFO] started tweaking crates.io crate mwatch-sdk 0.4.0 [INFO] finished tweaking crates.io crate mwatch-sdk 0.4.0 [INFO] tweaked toml for crates.io crate mwatch-sdk 0.4.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mwatch_kernel v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 78e158a0d8e8d4482ec881eb8217110f0356f1b39684d718c548d7abbfc4e923 [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" "78e158a0d8e8d4482ec881eb8217110f0356f1b39684d718c548d7abbfc4e923", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78e158a0d8e8d4482ec881eb8217110f0356f1b39684d718c548d7abbfc4e923", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78e158a0d8e8d4482ec881eb8217110f0356f1b39684d718c548d7abbfc4e923", kill_on_drop: false }` [INFO] [stdout] 78e158a0d8e8d4482ec881eb8217110f0356f1b39684d718c548d7abbfc4e923 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e64156be4bfb94060b796f60307d65d7680dc6951f238512784748439d03577 [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" "1e64156be4bfb94060b796f60307d65d7680dc6951f238512784748439d03577", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling semver v1.0.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling cortex-m-rt v0.6.14 [INFO] [stderr] Compiling heapless v0.4.4 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling r0 v0.2.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling stm32l4 v0.7.1 [INFO] [stderr] Compiling build_const v0.2.2 [INFO] [stderr] Compiling cortex-m-rtfm v0.4.3 [INFO] [stderr] Compiling mwatch_kernel v1.0.0 [INFO] [stderr] Compiling simple-hex v0.1.0 [INFO] [stderr] Compiling mwatch-sdk v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling hash32 v0.1.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling cortex-m-semihosting v0.3.7 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling embedded-hal v0.2.5 [INFO] [stderr] Compiling generic-array v0.13.3 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling generic-array v0.11.2 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling max17048 v0.1.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling cortex-m v0.7.3 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling as-slice v0.1.5 [INFO] [stderr] Compiling tinytga v0.1.0 [INFO] [stderr] Compiling panic-itm v0.4.2 [INFO] [stderr] Compiling panic-semihosting v0.5.6 [INFO] [stderr] Compiling aligned v0.3.4 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/heapless-0.4.4/src/lib.rs:92:43 [INFO] [stdout] | [INFO] [stdout] 92 | #![cfg_attr(feature = "const-fn", feature(const_fn))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling cortex-m v0.5.11 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `heapless` [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: build failed [INFO] running `Command { std: "docker" "inspect" "1e64156be4bfb94060b796f60307d65d7680dc6951f238512784748439d03577", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e64156be4bfb94060b796f60307d65d7680dc6951f238512784748439d03577", kill_on_drop: false }` [INFO] [stdout] 1e64156be4bfb94060b796f60307d65d7680dc6951f238512784748439d03577