[INFO] cloning repository https://github.com/mryndzionek/max7219-embassy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mryndzionek/max7219-embassy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmryndzionek%2Fmax7219-embassy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmryndzionek%2Fmax7219-embassy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a1b32c58404526047026bf12acfbf0ccb07139eb [INFO] checking mryndzionek/max7219-embassy against master#c57393e4f8b88444fbf0985a81a2d662862f2733 for pr-112365-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmryndzionek%2Fmax7219-embassy" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mryndzionek/max7219-embassy on toolchain c57393e4f8b88444fbf0985a81a2d662862f2733 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57393e4f8b88444fbf0985a81a2d662862f2733" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mryndzionek/max7219-embassy [INFO] finished tweaking git repo https://github.com/mryndzionek/max7219-embassy [INFO] tweaked toml for git repo https://github.com/mryndzionek/max7219-embassy written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mryndzionek/max7219-embassy 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" "+c57393e4f8b88444fbf0985a81a2d662862f2733" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded stable_deref_trait v1.2.0 [INFO] [stderr] Downloaded critical-section v1.1.1 [INFO] [stderr] Downloaded heapless v0.7.16 [INFO] [stderr] Downloaded semver v1.0.16 [INFO] [stderr] Downloaded void v1.0.2 [INFO] [stderr] Downloaded nb v0.1.3 [INFO] [stderr] Downloaded nb v1.0.0 [INFO] [stderr] Downloaded atomic-polyfill v0.1.11 [INFO] [stderr] Downloaded hash32 v0.2.1 [INFO] [stderr] Downloaded embedded-hal v1.0.0-alpha.9 [INFO] [stderr] Downloaded lock_api v0.4.9 [INFO] [stderr] Downloaded spin v0.9.5 [INFO] [stderr] Downloaded embedded-hal-async v0.2.0-alpha.0 [INFO] [stderr] Downloaded az v1.2.1 [INFO] [stderr] Downloaded embedded-hal v0.2.7 [INFO] [stderr] Downloaded embedded-graphics-core v0.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ee140239ab1b0f8122969764b067164664e0d95d26f53df575574e2e5e286359" "/opt/rustwide/cargo-home/bin/cargo" "+c57393e4f8b88444fbf0985a81a2d662862f2733" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a9924e984d060cfa1d158d8327f7e26928c1a57ace925939ede2a2204bbc560 [INFO] running `Command { std: "docker" "start" "-a" "2a9924e984d060cfa1d158d8327f7e26928c1a57ace925939ede2a2204bbc560", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a9924e984d060cfa1d158d8327f7e26928c1a57ace925939ede2a2204bbc560", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a9924e984d060cfa1d158d8327f7e26928c1a57ace925939ede2a2204bbc560", kill_on_drop: false }` [INFO] [stdout] 2a9924e984d060cfa1d158d8327f7e26928c1a57ace925939ede2a2204bbc560 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ee140239ab1b0f8122969764b067164664e0d95d26f53df575574e2e5e286359" "/opt/rustwide/cargo-home/bin/cargo" "+c57393e4f8b88444fbf0985a81a2d662862f2733" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bcfb32dd1a2215fdc63296a73bb9866dd83e96f6693b5ab2fdfcb184e1fdbd0 [INFO] running `Command { std: "docker" "start" "-a" "0bcfb32dd1a2215fdc63296a73bb9866dd83e96f6693b5ab2fdfcb184e1fdbd0", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.16 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking embedded-hal v1.0.0-alpha.9 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking embedded-hal-async v0.2.0-alpha.0 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking spin v0.9.5 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Checking embedded-graphics-core v0.3.3 [INFO] [stderr] Checking max7219-embassy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(generic_const_exprs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(generic_const_exprs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.18s [INFO] running `Command { std: "docker" "inspect" "0bcfb32dd1a2215fdc63296a73bb9866dd83e96f6693b5ab2fdfcb184e1fdbd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bcfb32dd1a2215fdc63296a73bb9866dd83e96f6693b5ab2fdfcb184e1fdbd0", kill_on_drop: false }` [INFO] [stdout] 0bcfb32dd1a2215fdc63296a73bb9866dd83e96f6693b5ab2fdfcb184e1fdbd0