[INFO] cloning repository https://github.com/ncihnegn/microbit-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ncihnegn/microbit-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fncihnegn%2Fmicrobit-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fncihnegn%2Fmicrobit-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 999849400cefad5e7da99e59a09cd2f3a0ece255 [INFO] checking ncihnegn/microbit-rs against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fncihnegn%2Fmicrobit-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ncihnegn/microbit-rs on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config [INFO] started tweaking git repo https://github.com/ncihnegn/microbit-rs [INFO] finished tweaking git repo https://github.com/ncihnegn/microbit-rs [INFO] tweaked toml for git repo https://github.com/ncihnegn/microbit-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ncihnegn/microbit-rs 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nrf51-hal v0.14.1 [INFO] [stderr] Downloaded tiny-led-matrix v1.0.2 [INFO] [stderr] Downloaded microbit v0.13.0 [INFO] [stderr] Downloaded microbit-common v0.13.0 [INFO] [stderr] Downloaded nrf51-pac v0.10.1 [INFO] [stderr] Downloaded nrf-hal-common v0.14.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f14a5e41aa97038aa47c4318b2bcab543e16930770defba3d78aa3bcac7d631 [INFO] running `Command { std: "docker" "start" "-a" "1f14a5e41aa97038aa47c4318b2bcab543e16930770defba3d78aa3bcac7d631", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f14a5e41aa97038aa47c4318b2bcab543e16930770defba3d78aa3bcac7d631", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f14a5e41aa97038aa47c4318b2bcab543e16930770defba3d78aa3bcac7d631", kill_on_drop: false }` [INFO] [stdout] 1f14a5e41aa97038aa47c4318b2bcab543e16930770defba3d78aa3bcac7d631 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7daf49c8c4c086aaaa8173aebb6c1c5870a8391483dd3f85267493299ee3c82 [INFO] running `Command { std: "docker" "start" "-a" "b7daf49c8c4c086aaaa8173aebb6c1c5870a8391483dd3f85267493299ee3c82", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.58 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling quote v1.0.27 [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Compiling cortex-m-rt v0.7.3 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking volatile-register v0.2.1 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Compiling fixed v1.23.1 [INFO] [stderr] Compiling nrf51-pac v0.10.1 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.58/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] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking half v2.2.1 [INFO] [stderr] Compiling nrf-hal-common v0.14.1 [INFO] [stderr] Checking bytemuck v1.13.1 [INFO] [stderr] Checking embedded-dma v0.1.2 [INFO] [stderr] Compiling bare-metal v0.2.5 [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" "b7daf49c8c4c086aaaa8173aebb6c1c5870a8391483dd3f85267493299ee3c82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7daf49c8c4c086aaaa8173aebb6c1c5870a8391483dd3f85267493299ee3c82", kill_on_drop: false }` [INFO] [stdout] b7daf49c8c4c086aaaa8173aebb6c1c5870a8391483dd3f85267493299ee3c82 [INFO] checking ncihnegn/microbit-rs against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fncihnegn%2Fmicrobit-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ncihnegn/microbit-rs on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/ncihnegn/microbit-rs [INFO] finished tweaking git repo https://github.com/ncihnegn/microbit-rs [INFO] tweaked toml for git repo https://github.com/ncihnegn/microbit-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ncihnegn/microbit-rs 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 019c2a253e966c903312ed1a6564f367fad43e4fa1947594b9677ce5d7730d21 [INFO] running `Command { std: "docker" "start" "-a" "019c2a253e966c903312ed1a6564f367fad43e4fa1947594b9677ce5d7730d21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "019c2a253e966c903312ed1a6564f367fad43e4fa1947594b9677ce5d7730d21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "019c2a253e966c903312ed1a6564f367fad43e4fa1947594b9677ce5d7730d21", kill_on_drop: false }` [INFO] [stdout] 019c2a253e966c903312ed1a6564f367fad43e4fa1947594b9677ce5d7730d21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ef95d7cb127a8cfe4be14fe2e21deafbd7a26f53a296db932f5e1beb49372b7 [INFO] running `Command { std: "docker" "start" "-a" "2ef95d7cb127a8cfe4be14fe2e21deafbd7a26f53a296db932f5e1beb49372b7", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "2ef95d7cb127a8cfe4be14fe2e21deafbd7a26f53a296db932f5e1beb49372b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ef95d7cb127a8cfe4be14fe2e21deafbd7a26f53a296db932f5e1beb49372b7", kill_on_drop: false }` [INFO] [stdout] 2ef95d7cb127a8cfe4be14fe2e21deafbd7a26f53a296db932f5e1beb49372b7