[INFO] cloning repository https://github.com/frogshead/rust-bluepill [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frogshead/rust-bluepill" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrogshead%2Frust-bluepill", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrogshead%2Frust-bluepill'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c494a01d6ab38b2e59b6b1d7a1d63574ddde806a [INFO] checking frogshead/rust-bluepill/c494a01d6ab38b2e59b6b1d7a1d63574ddde806a against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrogshead%2Frust-bluepill" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/frogshead/rust-bluepill on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/frogshead/rust-bluepill [INFO] finished tweaking git repo https://github.com/frogshead/rust-bluepill [INFO] tweaked toml for git repo https://github.com/frogshead/rust-bluepill written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/frogshead/rust-bluepill already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded vcell v0.1.0 [INFO] [stderr] Downloaded bare-metal v0.1.1 [INFO] [stderr] Downloaded untagged-option v0.1.1 [INFO] [stderr] Downloaded nb v0.1.1 [INFO] [stderr] Downloaded cortex-m v0.4.3 [INFO] [stderr] Downloaded volatile-register v0.2.0 [INFO] [stderr] Downloaded aligned v0.1.1 [INFO] [stderr] Downloaded stm32f103xx v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a06a2c586b57e59c74eece89d4edf1088c1a033efeb800400c70c97ba425a3e5 [INFO] running `Command { std: "docker" "start" "-a" "a06a2c586b57e59c74eece89d4edf1088c1a033efeb800400c70c97ba425a3e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a06a2c586b57e59c74eece89d4edf1088c1a033efeb800400c70c97ba425a3e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a06a2c586b57e59c74eece89d4edf1088c1a033efeb800400c70c97ba425a3e5", kill_on_drop: false }` [INFO] [stdout] a06a2c586b57e59c74eece89d4edf1088c1a033efeb800400c70c97ba425a3e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c33335d3c574cff43c2bd5ac465b7051b265e371f57069174b1ace40f3992258 [INFO] running `Command { std: "docker" "start" "-a" "c33335d3c574cff43c2bd5ac465b7051b265e371f57069174b1ace40f3992258", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling cortex-m v0.4.3 [INFO] [stderr] Checking vcell v0.1.0 [INFO] [stderr] Checking untagged-option v0.1.1 [INFO] [stderr] Checking aligned v0.1.1 [INFO] [stderr] Checking bare-metal v0.1.1 [INFO] [stderr] Checking nb v0.1.1 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bare-metal-0.1.1/src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(const_fn,const_unsafe_cell_new)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/untagged-option-0.1.1/src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(untagged_unions, const_fn)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/untagged-option-0.1.1/src/lib.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(untagged_unions, 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[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/aligned-0.1.1/src/lib.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | #![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[E0740]: field must implement `Copy` or be wrapped in `ManuallyDrop<...>` to be used in a union [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/untagged-option-0.1.1/src/lib.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | pub some: T, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: union fields must not have drop side-effects, which is currently enforced via either `Copy` or `ManuallyDrop<...>` [INFO] [stdout] help: wrap the field type in `ManuallyDrop<...>` [INFO] [stdout] | [INFO] [stdout] 53 | pub some: std::mem::ManuallyDrop, [INFO] [stdout] | +++++++++++++++++++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0740. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bare-metal` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `untagged-option` (lib) due to 4 previous errors [INFO] [stdout] error: aborting due to 1 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 `aligned` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c33335d3c574cff43c2bd5ac465b7051b265e371f57069174b1ace40f3992258", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c33335d3c574cff43c2bd5ac465b7051b265e371f57069174b1ace40f3992258", kill_on_drop: false }` [INFO] [stdout] c33335d3c574cff43c2bd5ac465b7051b265e371f57069174b1ace40f3992258