[INFO] fetching crate mica-std 0.5.0... [INFO] checking mica-std-0.5.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate mica-std 0.5.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate mica-std 0.5.0 [INFO] finished tweaking crates.io crate mica-std 0.5.0 [INFO] tweaked toml for crates.io crate mica-std 0.5.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mica-std 0.5.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 10 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mica-hl v0.5.0 [INFO] [stderr] Downloaded mica-language v0.5.0 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3c7baf20e5071636067437c9fab03d3fc15b551f8fab089ef4749ffe1354554 [INFO] running `Command { std: "docker" "start" "-a" "e3c7baf20e5071636067437c9fab03d3fc15b551f8fab089ef4749ffe1354554", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3c7baf20e5071636067437c9fab03d3fc15b551f8fab089ef4749ffe1354554", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3c7baf20e5071636067437c9fab03d3fc15b551f8fab089ef4749ffe1354554", kill_on_drop: false }` [INFO] [stdout] e3c7baf20e5071636067437c9fab03d3fc15b551f8fab089ef4749ffe1354554 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e9d14eaa39b39a3ac3aeb18bf45009596dc0ea5ad18ecb83735edea122355c6d [INFO] running `Command { std: "docker" "start" "-a" "e9d14eaa39b39a3ac3aeb18bf45009596dc0ea5ad18ecb83735edea122355c6d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Compiling mica-language v0.5.0 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking mica-hl v0.5.0 [INFO] [stderr] Checking mica-std v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/iterators/counters.rs:70:1 [INFO] [stdout] | [INFO] [stdout] 70 | pub(crate) fn load_counters(engine: &mut Engine) -> Result<(), mica_hl::Error> { [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 Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: TryFromValue` will fail [INFO] [stdout] --> src/iterators/counters.rs:95:67 [INFO] [stdout] | [INFO] [stdout] 95 | engine.start("mstd-counters.mi", include_str!("counters.mi"))?.trampoline()?; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 95 | engine.start("mstd-counters.mi", include_str!("counters.mi"))?.trampoline::<()>()?; [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/iterators/counters.rs:70:1 [INFO] [stdout] | [INFO] [stdout] 70 | pub(crate) fn load_counters(engine: &mut Engine) -> Result<(), mica_hl::Error> { [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 Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: TryFromValue` will fail [INFO] [stdout] --> src/iterators/counters.rs:95:67 [INFO] [stdout] | [INFO] [stdout] 95 | engine.start("mstd-counters.mi", include_str!("counters.mi"))?.trampoline()?; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 95 | engine.start("mstd-counters.mi", include_str!("counters.mi"))?.trampoline::<()>()?; [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.14s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: mica-std v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "e9d14eaa39b39a3ac3aeb18bf45009596dc0ea5ad18ecb83735edea122355c6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9d14eaa39b39a3ac3aeb18bf45009596dc0ea5ad18ecb83735edea122355c6d", kill_on_drop: false }` [INFO] [stdout] e9d14eaa39b39a3ac3aeb18bf45009596dc0ea5ad18ecb83735edea122355c6d