[INFO] fetching crate scd30 0.3.0... [INFO] building scd30-0.3.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate scd30 0.3.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate scd30 0.3.0 [INFO] finished tweaking crates.io crate scd30 0.3.0 [INFO] tweaked toml for crates.io crate scd30 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate scd30 0.3.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 16 packages to latest compatible versions [INFO] [stderr] Adding crc_all v0.1.0 (available: v0.2.2) [INFO] [stderr] Adding embedded-hal v0.2.7 (available: v1.0.0) [INFO] [stderr] Adding heapless v0.4.4 (available: v0.9.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crc_all v0.1.0 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d64a7eddc9c8202dfc21a63201d49da51bd321100fdad12bb1c1e70c279a1bb9 [INFO] running `Command { std: "docker" "start" "-a" "d64a7eddc9c8202dfc21a63201d49da51bd321100fdad12bb1c1e70c279a1bb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d64a7eddc9c8202dfc21a63201d49da51bd321100fdad12bb1c1e70c279a1bb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d64a7eddc9c8202dfc21a63201d49da51bd321100fdad12bb1c1e70c279a1bb9", kill_on_drop: false }` [INFO] [stdout] d64a7eddc9c8202dfc21a63201d49da51bd321100fdad12bb1c1e70c279a1bb9 [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2614a5ff29a71ff48b12aa324cbb203e9fbcdb8af3f7bd0160c289c017a4f763 [INFO] running `Command { std: "docker" "start" "-a" "2614a5ff29a71ff48b12aa324cbb203e9fbcdb8af3f7bd0160c289c017a4f763", kill_on_drop: false }` [INFO] [stderr] Compiling heapless v0.4.4 [INFO] [stderr] Compiling nb v1.1.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling crc_all v0.1.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling generic-array v0.13.3 [INFO] [stderr] Compiling hash32 v0.1.1 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling embedded-hal v0.2.7 [INFO] [stderr] Compiling as-slice v0.1.5 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/heapless-0.4.4/src/lib.rs:92:43 [INFO] [stdout] | [INFO] [stdout] 92 | #![cfg_attr(feature = "const-fn", feature(const_fn))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.54.0; see for more information [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-1949cf8c6b5b557f/heapless-0.4.4/src/lib.rs:93:43 [INFO] [stdout] | [INFO] [stdout] 93 | #![cfg_attr(feature = "const-fn", feature(untagged_unions))] [INFO] [stdout] | ^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.64.0; see for more information [INFO] [stdout] = note: unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `heapless` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "2614a5ff29a71ff48b12aa324cbb203e9fbcdb8af3f7bd0160c289c017a4f763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2614a5ff29a71ff48b12aa324cbb203e9fbcdb8af3f7bd0160c289c017a4f763", kill_on_drop: false }` [INFO] [stdout] 2614a5ff29a71ff48b12aa324cbb203e9fbcdb8af3f7bd0160c289c017a4f763