[INFO] cloning repository https://github.com/amiraeva/able-spi-friend [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amiraeva/able-spi-friend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famiraeva%2Fable-spi-friend", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famiraeva%2Fable-spi-friend'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c7fd3f6e3c6b6923140147a0a665ee9ece2e060c [INFO] checking amiraeva/able-spi-friend against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famiraeva%2Fable-spi-friend" "/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/amiraeva/able-spi-friend on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/amiraeva/able-spi-friend [INFO] finished tweaking git repo https://github.com/amiraeva/able-spi-friend [INFO] tweaked toml for git repo https://github.com/amiraeva/able-spi-friend written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/amiraeva/able-spi-friend 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atsamd-hal v0.9.0 [INFO] [stderr] Downloaded cortex-m-rt v0.6.12 [INFO] [stderr] Downloaded feather_m0 v0.7.0 [INFO] [stderr] Downloaded atsamd21g18a v0.7.0 [INFO] [stderr] Downloaded syn v1.0.38 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 222d3d112f0b73768c83b802fc588bf69517693b09528baf433b74085a709c79 [INFO] running `Command { std: "docker" "start" "-a" "222d3d112f0b73768c83b802fc588bf69517693b09528baf433b74085a709c79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "222d3d112f0b73768c83b802fc588bf69517693b09528baf433b74085a709c79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "222d3d112f0b73768c83b802fc588bf69517693b09528baf433b74085a709c79", kill_on_drop: false }` [INFO] [stdout] 222d3d112f0b73768c83b802fc588bf69517693b09528baf433b74085a709c79 [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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 566b3ff5aaff777b892c48da3dfc58d0fe069ab656b474b77d062925605f0396 [INFO] running `Command { std: "docker" "start" "-a" "566b3ff5aaff777b892c48da3dfc58d0fe069ab656b474b77d062925605f0396", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling cortex-m v0.6.3 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling cortex-m-rt v0.6.12 [INFO] [stderr] Checking vcell v0.1.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling atsamd21g18a v0.7.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling arraydeque v0.4.5 [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling feather_m0 v0.7.0 [INFO] [stderr] Checking panic-halt v0.2.0 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking ufmt-write v0.1.0 [INFO] [stderr] Checking embedded-hal v0.2.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Checking as-slice v0.1.3 [INFO] [stderr] Checking aligned v0.3.4 [INFO] [stderr] Compiling cortex-m-rt-macros v0.1.8 [INFO] [stderr] Checking atsamd-hal v0.9.0 [INFO] [stderr] Checking able-spi-friend v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot use constants which depend on generic parameters in types [INFO] [stdout] --> src/lib.rs:233:34 [INFO] [stdout] | [INFO] [stdout] 233 | let mut scratch = [0xFF; Self::SDEP_MAX_PACKET_SIZE]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #76200 [INFO] [stdout] = note: `#[warn(const_evaluatable_unchecked)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:236:13 [INFO] [stdout] | [INFO] [stdout] 236 | let mut spi_xfer = |byte| spi_transfer(spi, byte); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.84s [INFO] running `Command { std: "docker" "inspect" "566b3ff5aaff777b892c48da3dfc58d0fe069ab656b474b77d062925605f0396", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "566b3ff5aaff777b892c48da3dfc58d0fe069ab656b474b77d062925605f0396", kill_on_drop: false }` [INFO] [stdout] 566b3ff5aaff777b892c48da3dfc58d0fe069ab656b474b77d062925605f0396 [INFO] checking amiraeva/able-spi-friend against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famiraeva%2Fable-spi-friend" "/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/amiraeva/able-spi-friend on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/amiraeva/able-spi-friend [INFO] finished tweaking git repo https://github.com/amiraeva/able-spi-friend [INFO] tweaked toml for git repo https://github.com/amiraeva/able-spi-friend written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/amiraeva/able-spi-friend 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c647fce9becc83b348e10ca663a01bd062d30247bbf04241738ea818cb826ef [INFO] running `Command { std: "docker" "start" "-a" "2c647fce9becc83b348e10ca663a01bd062d30247bbf04241738ea818cb826ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c647fce9becc83b348e10ca663a01bd062d30247bbf04241738ea818cb826ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c647fce9becc83b348e10ca663a01bd062d30247bbf04241738ea818cb826ef", kill_on_drop: false }` [INFO] [stdout] 2c647fce9becc83b348e10ca663a01bd062d30247bbf04241738ea818cb826ef [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=forbid -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bf51749ec9e8cf7cba8d5c1011ff5336e9f454620237ef73938df74267af5e7 [INFO] running `Command { std: "docker" "start" "-a" "7bf51749ec9e8cf7cba8d5c1011ff5336e9f454620237ef73938df74267af5e7", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling cortex-m v0.6.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling cortex-m-rt v0.6.12 [INFO] [stderr] Checking vcell v0.1.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Compiling atsamd21g18a v0.7.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling feather_m0 v0.7.0 [INFO] [stderr] Checking volatile-register v0.2.0 [INFO] [stderr] Compiling arraydeque v0.4.5 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking panic-halt v0.2.0 [INFO] [stderr] Checking ufmt-write v0.1.0 [INFO] [stderr] Checking embedded-hal v0.2.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Checking as-slice v0.1.3 [INFO] [stderr] Checking aligned v0.3.4 [INFO] [stderr] Compiling cortex-m-rt-macros v0.1.8 [INFO] [stderr] Checking atsamd-hal v0.9.0 [INFO] [stderr] Checking able-spi-friend v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot use constants which depend on generic parameters in types [INFO] [stdout] --> src/lib.rs:233:34 [INFO] [stdout] | [INFO] [stdout] 233 | let mut scratch = [0xFF; Self::SDEP_MAX_PACKET_SIZE]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #76200 [INFO] [stdout] = note: `#[warn(const_evaluatable_unchecked)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:236:13 [INFO] [stdout] | [INFO] [stdout] 236 | let mut spi_xfer = |byte| spi_transfer(spi, byte); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:354:5 [INFO] [stdout] | [INFO] [stdout] 353 | fn try_x_times Option>(f: F, x: usize) -> Option { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 354 | iter::repeat_with(f).take(x).find_map(identity) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `able-spi-friend` (lib) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7bf51749ec9e8cf7cba8d5c1011ff5336e9f454620237ef73938df74267af5e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bf51749ec9e8cf7cba8d5c1011ff5336e9f454620237ef73938df74267af5e7", kill_on_drop: false }` [INFO] [stdout] 7bf51749ec9e8cf7cba8d5c1011ff5336e9f454620237ef73938df74267af5e7