[INFO] cloning repository https://github.com/mendelt/bluepill-arpeggiator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mendelt/bluepill-arpeggiator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmendelt%2Fbluepill-arpeggiator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmendelt%2Fbluepill-arpeggiator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 15235bcb00a9c4f274a3679d8ef341eb185cc7a0 [INFO] checking mendelt/bluepill-arpeggiator against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmendelt%2Fbluepill-arpeggiator" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mendelt/bluepill-arpeggiator on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config [INFO] started tweaking git repo https://github.com/mendelt/bluepill-arpeggiator [INFO] finished tweaking git repo https://github.com/mendelt/bluepill-arpeggiator [INFO] tweaked toml for git repo https://github.com/mendelt/bluepill-arpeggiator written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mendelt/bluepill-arpeggiator 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded volatile-register v0.2.1 [INFO] [stderr] Downloaded cortex-m-rt-macros v0.7.0 [INFO] [stderr] Downloaded vcell v0.1.3 [INFO] [stderr] Downloaded cortex-m-rt v0.7.2 [INFO] [stderr] Downloaded panic-semihosting v0.6.0 [INFO] [stderr] Downloaded fugit-timer v0.1.3 [INFO] [stderr] Downloaded midi-types v0.1.5 [INFO] [stderr] Downloaded embedded-midi v0.1.2 [INFO] [stderr] Downloaded cortex-m-semihosting v0.5.0 [INFO] [stderr] Downloaded usb-device v0.2.9 [INFO] [stderr] Downloaded embedded-dma v0.2.0 [INFO] [stderr] Downloaded stm32-usbd v0.6.0 [INFO] [stderr] Downloaded bxcan v0.7.0 [INFO] [stderr] Downloaded cortex-m v0.7.7 [INFO] [stderr] Downloaded bare-metal v1.0.0 [INFO] [stderr] Downloaded stm32f1xx-hal v0.10.0 [INFO] [stderr] Downloaded embedded-hal v0.2.7 [INFO] [stderr] Downloaded proc-macro2 v1.0.49 [INFO] [stderr] Downloaded gcd v2.2.0 [INFO] [stderr] Downloaded stm32f1 v0.15.1 [INFO] [stderr] Downloaded fugit v0.3.6 [INFO] [stderr] Downloaded bitfield v0.13.2 [INFO] [stderr] Downloaded nb v1.0.0 [INFO] [stderr] Downloaded nb v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a9735c82d70433adc779c26b0f85dc93a012e677ba530bdc07fdfc586c0a363 [INFO] running `Command { std: "docker" "start" "-a" "1a9735c82d70433adc779c26b0f85dc93a012e677ba530bdc07fdfc586c0a363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a9735c82d70433adc779c26b0f85dc93a012e677ba530bdc07fdfc586c0a363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a9735c82d70433adc779c26b0f85dc93a012e677ba530bdc07fdfc586c0a363", kill_on_drop: false }` [INFO] [stdout] 1a9735c82d70433adc779c26b0f85dc93a012e677ba530bdc07fdfc586c0a363 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05b19722ccf59417b1974ede9167b452deb3852d374a3423b3ef37897f2b3082 [INFO] running `Command { std: "docker" "start" "-a" "05b19722ccf59417b1974ede9167b452deb3852d374a3423b3ef37897f2b3082", kill_on_drop: false }` [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Compiling proc-macro2 v1.0.49 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling cortex-m-rt v0.7.2 [INFO] [stderr] Compiling stm32f1 v0.15.1 [INFO] [stderr] Compiling cortex-m-semihosting v0.5.0 [INFO] [stderr] Compiling stm32-usbd v0.6.0 [INFO] [stderr] Checking gcd v2.2.0 [INFO] [stderr] Checking usb-device v0.2.9 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Checking volatile-register v0.2.1 [INFO] [stderr] Checking bare-metal v1.0.0 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking fugit v0.3.6 [INFO] [stderr] Checking embedded-dma v0.2.0 [INFO] [stderr] Checking midi-types v0.1.5 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking bxcan v0.7.0 [INFO] [stderr] Checking embedded-midi v0.1.2 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking fugit-timer v0.1.3 [INFO] [stderr] Checking panic-semihosting v0.6.0 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "05b19722ccf59417b1974ede9167b452deb3852d374a3423b3ef37897f2b3082", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05b19722ccf59417b1974ede9167b452deb3852d374a3423b3ef37897f2b3082", kill_on_drop: false }` [INFO] [stdout] 05b19722ccf59417b1974ede9167b452deb3852d374a3423b3ef37897f2b3082 [INFO] checking mendelt/bluepill-arpeggiator against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmendelt%2Fbluepill-arpeggiator" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mendelt/bluepill-arpeggiator on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/mendelt/bluepill-arpeggiator [INFO] finished tweaking git repo https://github.com/mendelt/bluepill-arpeggiator [INFO] tweaked toml for git repo https://github.com/mendelt/bluepill-arpeggiator written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mendelt/bluepill-arpeggiator 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4be0918bfe5c313c9f9443abfbe8a5580d72f4c8698e540eb965583924fe8dd7 [INFO] running `Command { std: "docker" "start" "-a" "4be0918bfe5c313c9f9443abfbe8a5580d72f4c8698e540eb965583924fe8dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4be0918bfe5c313c9f9443abfbe8a5580d72f4c8698e540eb965583924fe8dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4be0918bfe5c313c9f9443abfbe8a5580d72f4c8698e540eb965583924fe8dd7", kill_on_drop: false }` [INFO] [stdout] 4be0918bfe5c313c9f9443abfbe8a5580d72f4c8698e540eb965583924fe8dd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 140f201ea394381299db54d1feca0211c35db1472d959d96e185aa96cd7d74d7 [INFO] running `Command { std: "docker" "start" "-a" "140f201ea394381299db54d1feca0211c35db1472d959d96e185aa96cd7d74d7", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "140f201ea394381299db54d1feca0211c35db1472d959d96e185aa96cd7d74d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "140f201ea394381299db54d1feca0211c35db1472d959d96e185aa96cd7d74d7", kill_on_drop: false }` [INFO] [stdout] 140f201ea394381299db54d1feca0211c35db1472d959d96e185aa96cd7d74d7