[INFO] fetching crate wasmer-engine-native-near 1.0.1... [INFO] checking wasmer-engine-native-near-1.0.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate wasmer-engine-native-near 1.0.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate wasmer-engine-native-near 1.0.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wasmer-engine-native-near 1.0.1 [INFO] finished tweaking crates.io crate wasmer-engine-native-near 1.0.1 [INFO] tweaked toml for crates.io crate wasmer-engine-native-near 1.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 86 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cranelift-entity v0.68.0 (latest: v0.106.1) [INFO] [stderr] Adding darling v0.10.2 (latest: v0.20.8) [INFO] [stderr] Adding darling_core v0.10.2 (latest: v0.20.8) [INFO] [stderr] Adding darling_macro v0.10.2 (latest: v0.20.8) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding libloading v0.6.7 (latest: v0.8.3) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding memmap2 v0.2.3 (latest: v0.9.4) [INFO] [stderr] Adding memoffset v0.6.5 (latest: v0.9.1) [INFO] [stderr] Adding more-asserts v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding object v0.22.0 (latest: v0.34.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding raw-cpuid v7.0.4 (latest: v11.0.1) [INFO] [stderr] Adding region v2.2.0 (latest: v3.0.2) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding strsim v0.9.3 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding target-lexicon v0.11.2 (latest: v0.12.14) [INFO] [stderr] Adding wasmer-compiler-near v1.0.1 (latest: v2.4.1) [INFO] [stderr] Adding wasmer-engine-near v1.0.1 (latest: v2.4.1) [INFO] [stderr] Adding wasmer-types-near v1.0.1 (latest: v2.4.1) [INFO] [stderr] Adding wasmer-vm-near v1.0.1 (latest: v2.4.1) [INFO] [stderr] Adding wasmparser v0.65.0 (latest: v0.202.0) [INFO] [stderr] Adding which v4.4.2 (latest: v6.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasmer-vm-near v1.0.1 [INFO] [stderr] Downloaded more-asserts v0.2.2 [INFO] [stderr] Downloaded region v2.2.0 [INFO] [stderr] Downloaded cranelift-entity v0.68.0 [INFO] [stderr] Downloaded wasmer-compiler-near v1.0.1 [INFO] [stderr] Downloaded wasmer-object-near v1.0.1 [INFO] [stderr] Downloaded wasmer_enumset_derive v0.5.0 [INFO] [stderr] Downloaded wasmparser v0.65.0 [INFO] [stderr] Downloaded memmap2 v0.2.3 [INFO] [stderr] Downloaded raw-cpuid v7.0.4 [INFO] [stderr] Downloaded target-lexicon v0.11.2 [INFO] [stderr] Downloaded object v0.22.0 [INFO] [stderr] Downloaded wasmer_enumset v1.0.1 [INFO] [stderr] Downloaded wasmer-engine-near v1.0.1 [INFO] [stderr] Downloaded wasmer-types-near v1.0.1 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 068041d11311d12bc9d64ddbbcaa314a2b1ab52658ad97840638b2e483b6ce26 [INFO] running `Command { std: "docker" "start" "-a" "068041d11311d12bc9d64ddbbcaa314a2b1ab52658ad97840638b2e483b6ce26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "068041d11311d12bc9d64ddbbcaa314a2b1ab52658ad97840638b2e483b6ce26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "068041d11311d12bc9d64ddbbcaa314a2b1ab52658ad97840638b2e483b6ce26", kill_on_drop: false }` [INFO] [stdout] 068041d11311d12bc9d64ddbbcaa314a2b1ab52658ad97840638b2e483b6ce26 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 95798e6e6a2dfa4f2c761586753848d7e959e5d2c1486319d3b0c9f4cad66fc7 [INFO] running `Command { std: "docker" "start" "-a" "95798e6e6a2dfa4f2c761586753848d7e959e5d2c1486319d3b0c9f4cad66fc7", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling wasmer-vm-near v1.0.1 [INFO] [stderr] Compiling target-lexicon v0.11.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling raw-cpuid v7.0.4 [INFO] [stderr] Checking region v2.2.0 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Checking more-asserts v0.2.2 [INFO] [stderr] Checking wasmparser v0.65.0 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking memmap2 v0.2.3 [INFO] [stderr] Checking home v0.5.9 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking fastrand v2.0.2 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking cranelift-entity v0.68.0 [INFO] [stderr] Checking serde_bytes v0.11.14 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling wasmer_enumset_derive v0.5.0 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking wasmer-types-near v1.0.1 [INFO] [stderr] Checking which v4.4.2 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Checking wasmer_enumset v1.0.1 [INFO] [stderr] Checking wasmer-compiler-near v1.0.1 [INFO] [stderr] Checking wasmer-engine-near v1.0.1 [INFO] [stderr] Checking wasmer-object-near v1.0.1 [INFO] [stderr] Checking wasmer-engine-native-near v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variants `Clang10`, `Clang`, and `Gcc` are never constructed [INFO] [stdout] --> src/engine.rs:196:5 [INFO] [stdout] | [INFO] [stdout] 194 | pub(crate) enum Linker { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 195 | None, [INFO] [stdout] 196 | Clang10, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 197 | Clang, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 198 | Gcc, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Linker` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `is_cross_compiling` and `linker` are never read [INFO] [stdout] --> src/engine.rs:228:5 [INFO] [stdout] | [INFO] [stdout] 213 | pub struct NativeEngineInner { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 228 | is_cross_compiling: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 229 | /// The linker to use. [INFO] [stdout] 230 | linker: Linker, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_cross_compiling` and `linker` are never used [INFO] [stdout] --> src/engine.rs:281:19 [INFO] [stdout] | [INFO] [stdout] 235 | impl NativeEngineInner { [INFO] [stdout] | ---------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 281 | pub(crate) fn is_cross_compiling(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 285 | pub(crate) fn linker(&self) -> Linker { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Clang10`, `Clang`, and `Gcc` are never constructed [INFO] [stdout] --> src/engine.rs:196:5 [INFO] [stdout] | [INFO] [stdout] 194 | pub(crate) enum Linker { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] 195 | None, [INFO] [stdout] 196 | Clang10, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 197 | Clang, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 198 | Gcc, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Linker` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `is_cross_compiling` and `linker` are never read [INFO] [stdout] --> src/engine.rs:228:5 [INFO] [stdout] | [INFO] [stdout] 213 | pub struct NativeEngineInner { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 228 | is_cross_compiling: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 229 | /// The linker to use. [INFO] [stdout] 230 | linker: Linker, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_cross_compiling` and `linker` are never used [INFO] [stdout] --> src/engine.rs:281:19 [INFO] [stdout] | [INFO] [stdout] 235 | impl NativeEngineInner { [INFO] [stdout] | ---------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 281 | pub(crate) fn is_cross_compiling(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 285 | pub(crate) fn linker(&self) -> Linker { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.55s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasmparser v0.65.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "95798e6e6a2dfa4f2c761586753848d7e959e5d2c1486319d3b0c9f4cad66fc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95798e6e6a2dfa4f2c761586753848d7e959e5d2c1486319d3b0c9f4cad66fc7", kill_on_drop: false }` [INFO] [stdout] 95798e6e6a2dfa4f2c761586753848d7e959e5d2c1486319d3b0c9f4cad66fc7