[INFO] fetching crate stm32f100xx 0.4.0...
[INFO] testing stm32f100xx-0.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate stm32f100xx 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate stm32f100xx 0.4.0 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] started tweaking crates.io crate stm32f100xx 0.4.0
[INFO] finished tweaking crates.io crate stm32f100xx 0.4.0
[INFO] tweaked toml for crates.io crate stm32f100xx 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] f05ede2b8bbbe440ecc6308e5e3c45ef5c123f61b6bc0fd27d7fcb566400fa47
[INFO] running `Command { std: "docker" "start" "-a" "f05ede2b8bbbe440ecc6308e5e3c45ef5c123f61b6bc0fd27d7fcb566400fa47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f05ede2b8bbbe440ecc6308e5e3c45ef5c123f61b6bc0fd27d7fcb566400fa47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05ede2b8bbbe440ecc6308e5e3c45ef5c123f61b6bc0fd27d7fcb566400fa47", kill_on_drop: false }`
[INFO] [stdout] f05ede2b8bbbe440ecc6308e5e3c45ef5c123f61b6bc0fd27d7fcb566400fa47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 723a432d89f7b428efbe32b9598ebbd0255daac855e63bfbaeedda3c0a4307e3
[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" "723a432d89f7b428efbe32b9598ebbd0255daac855e63bfbaeedda3c0a4307e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.2.12
[INFO] [stderr]    Compiling aligned v0.1.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.1.3
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aligned-0.1.2/src/lib.rs:32:43
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![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] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-semihosting-0.1.3/src/lib.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 | #![feature(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 `cortex-m-semihosting` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "723a432d89f7b428efbe32b9598ebbd0255daac855e63bfbaeedda3c0a4307e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "723a432d89f7b428efbe32b9598ebbd0255daac855e63bfbaeedda3c0a4307e3", kill_on_drop: false }`
[INFO] [stdout] 723a432d89f7b428efbe32b9598ebbd0255daac855e63bfbaeedda3c0a4307e3