[INFO] fetching crate mkit 0.4.0... [INFO] checking mkit-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate mkit 0.4.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate mkit 0.4.0 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 mkit 0.4.0 [INFO] finished tweaking crates.io crate mkit 0.4.0 [INFO] tweaked toml for crates.io crate mkit 0.4.0 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 27 packages [INFO] [stderr] Adding arbitrary v0.4.7 (latest: v1.3.2) [INFO] [stderr] Adding derive_arbitrary v0.4.7 (latest: v1.3.2) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding proc-macro-error v0.4.12 (latest: v1.0.4) [INFO] [stderr] Adding proc-macro-error-attr v0.4.12 (latest: v1.0.4) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_pcg v0.2.1 (latest: v0.3.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding syn-mid v0.5.4 (latest: v0.6.0) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding xorfilter-rs v0.3.0 (latest: v0.5.1) [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 derive_arbitrary v0.4.7 [INFO] [stderr] Downloaded mkit-derive v0.3.0 [INFO] [stderr] Downloaded arbitrary v0.4.7 [INFO] [stderr] Downloaded xorfilter-rs v0.3.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b6cabcbb0f6ad9153dee1f9f86d7909d34e1d3a77a7a3f4bdd108b39b445d27 [INFO] running `Command { std: "docker" "start" "-a" "1b6cabcbb0f6ad9153dee1f9f86d7909d34e1d3a77a7a3f4bdd108b39b445d27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b6cabcbb0f6ad9153dee1f9f86d7909d34e1d3a77a7a3f4bdd108b39b445d27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b6cabcbb0f6ad9153dee1f9f86d7909d34e1d3a77a7a3f4bdd108b39b445d27", kill_on_drop: false }` [INFO] [stdout] 1b6cabcbb0f6ad9153dee1f9f86d7909d34e1d3a77a7a3f4bdd108b39b445d27 [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] faa0fea47657a3aef9392bfbef06cba6ad946f03231ad767e9e86128b87add49 [INFO] running `Command { std: "docker" "start" "-a" "faa0fea47657a3aef9392bfbef06cba6ad946f03231ad767e9e86128b87add49", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Checking xorfilter-rs v0.3.0 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling syn-mid v0.5.4 [INFO] [stderr] Compiling derive_arbitrary v0.4.7 [INFO] [stderr] Checking arbitrary v0.4.7 [INFO] [stderr] Compiling mkit-derive v0.3.0 [INFO] [stderr] Checking mkit v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `arbitrary` is imported redundantly [INFO] [stdout] --> src/cbor.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | use arbitrary::{self, Arbitrary, Unstructured}; [INFO] [stdout] | ^^^^ the item `arbitrary` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Unstructured` is imported redundantly [INFO] [stdout] --> src/cbor_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use arbitrary::Unstructured; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 4 | use super::*; [INFO] [stdout] | -------- the item `Unstructured` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(min_const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `total_cmp` has been stable since 1.62.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(total_cmp)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(min_const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `total_cmp` has been stable since 1.62.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(total_cmp)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spinlock.rs:104:35 [INFO] [stdout] | [INFO] [stdout] 104 | if self.latchlock.compare_and_swap(old, old + 1, SeqCst) == old { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spinlock.rs:127:35 [INFO] [stdout] | [INFO] [stdout] 127 | if self.latchlock.compare_and_swap(old, new, SeqCst) == old { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spinlock.rs:140:35 [INFO] [stdout] | [INFO] [stdout] 140 | if self.latchlock.compare_and_swap(old, new, SeqCst) == old { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spinlock.rs:213:32 [INFO] [stdout] | [INFO] [stdout] 213 | if self.door.latchlock.compare_and_swap(old, 0, SeqCst) != old { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spinlock.rs:104:35 [INFO] [stdout] | [INFO] [stdout] 104 | if self.latchlock.compare_and_swap(old, old + 1, SeqCst) == old { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spinlock.rs:127:35 [INFO] [stdout] | [INFO] [stdout] 127 | if self.latchlock.compare_and_swap(old, new, SeqCst) == old { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spinlock.rs:140:35 [INFO] [stdout] | [INFO] [stdout] 140 | if self.latchlock.compare_and_swap(old, new, SeqCst) == old { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/spinlock.rs:213:32 [INFO] [stdout] | [INFO] [stdout] 213 | if self.door.latchlock.compare_and_swap(old, 0, SeqCst) != old { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.78s [INFO] running `Command { std: "docker" "inspect" "faa0fea47657a3aef9392bfbef06cba6ad946f03231ad767e9e86128b87add49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "faa0fea47657a3aef9392bfbef06cba6ad946f03231ad767e9e86128b87add49", kill_on_drop: false }` [INFO] [stdout] faa0fea47657a3aef9392bfbef06cba6ad946f03231ad767e9e86128b87add49