[INFO] fetching crate bitcoinleveldb-skiplist 0.1.16-alpha.0... [INFO] checking bitcoinleveldb-skiplist-0.1.16-alpha.0 against master#5431404b87967c69438ea1e698edbe96505f0798 for pr-119849 [INFO] extracting crate bitcoinleveldb-skiplist 0.1.16-alpha.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate bitcoinleveldb-skiplist 0.1.16-alpha.0 on toolchain 5431404b87967c69438ea1e698edbe96505f0798 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bitcoinleveldb-skiplist 0.1.16-alpha.0 [INFO] finished tweaking crates.io crate bitcoinleveldb-skiplist 0.1.16-alpha.0 [INFO] tweaked toml for crates.io crate bitcoinleveldb-skiplist 0.1.16-alpha.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bitcoinleveldb-arena v0.1.16-alpha.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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c1ff63d32262bb74469e95bdbc89df266bcb13d289aca644e597d4205711f841 [INFO] running `Command { std: "docker" "start" "-a" "c1ff63d32262bb74469e95bdbc89df266bcb13d289aca644e597d4205711f841", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c1ff63d32262bb74469e95bdbc89df266bcb13d289aca644e597d4205711f841", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1ff63d32262bb74469e95bdbc89df266bcb13d289aca644e597d4205711f841", kill_on_drop: false }` [INFO] [stdout] c1ff63d32262bb74469e95bdbc89df266bcb13d289aca644e597d4205711f841 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5431404b87967c69438ea1e698edbe96505f0798" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 402cf8b8005af727a63b0f651186b2abc68df04645838a1676acc2b76564e5c2 [INFO] running `Command { std: "docker" "start" "-a" "402cf8b8005af727a63b0f651186b2abc68df04645838a1676acc2b76564e5c2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling memchr v2.7.1 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling ahash v0.7.7 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling gimli v0.28.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling serde_json v1.0.111 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling ryu v1.0.16 [INFO] [stderr] Compiling itoa v1.0.10 [INFO] [stderr] Compiling miniz_oxide v0.7.1 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling pathdiff v0.1.0 [INFO] [stderr] Compiling dunce v1.0.4 [INFO] [stderr] Compiling shell-words v0.1.0 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling rustix v0.38.30 [INFO] [stderr] Compiling term-painter v0.2.4 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling aho-corasick v1.1.2 [INFO] [stderr] Compiling object v0.32.2 [INFO] [stderr] Compiling os_str_bytes v6.6.1 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling libloading v0.8.1 [INFO] [stderr] Compiling clang-sys v1.7.0 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling bindgen v0.60.1 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling shlex v1.2.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling regex-automata v0.4.3 [INFO] [stderr] Compiling addr2line v0.21.0 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling cexpr v0.6.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling priority-queue v1.3.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling cpp_core v0.6.0 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling which v4.4.2 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling smallvec v1.12.0 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling clap v3.2.25 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Compiling sqlite3-src v0.2.12 [INFO] [stderr] Compiling openssl-sys v0.9.98 [INFO] [stderr] Compiling libc-stdhandle v0.1.0 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling num-complex v0.4.4 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling crossbeam-queue v0.3.11 [INFO] [stderr] Compiling crossbeam-channel v0.5.11 [INFO] [stderr] Compiling raw-cpuid v10.7.0 [INFO] [stderr] Compiling poison v0.1.0 [INFO] [stderr] Compiling tinyvec_macros v0.1.1 [INFO] [stderr] Compiling indoc v1.0.9 [INFO] [stderr] Compiling cpp_common v0.5.9 [INFO] [stderr] Compiling sqlite3-sys v0.12.0 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling shared-mutex v0.3.1 [INFO] [stderr] Compiling sqlite v0.25.3 [INFO] [stderr] Compiling sqlite3 v0.24.0 [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling nix v0.24.3 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling socket2 v0.4.10 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling errno v0.2.8 [INFO] [stderr] Compiling pnet_sys v0.31.0 [INFO] [stderr] Compiling float-ord v0.3.2 [INFO] [stderr] Compiling atomic_float v0.1.0 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling bitset v0.1.2 [INFO] [stderr] Compiling atomic v0.5.3 [INFO] [stderr] Compiling time-point v0.1.1 [INFO] [stderr] Compiling quanta v0.9.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling const-default v1.0.0 [INFO] [stderr] Compiling regex v1.10.2 [INFO] [stderr] Compiling multiset v0.0.5 [INFO] [stderr] Compiling integer-encoding v3.0.4 [INFO] [stderr] Compiling comparator v0.3.0 [INFO] [stderr] Compiling num v0.4.1 [INFO] [stderr] Compiling atomic-take v1.1.0 [INFO] [stderr] error: could not compile `syn` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/5431404b87967c69438ea1e698edbe96505f0798/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=09e36d6fd70b1f54 -C extra-filename=-09e36d6fd70b1f54 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6b9bfd6e4131b578.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7a3de28047d03fd7.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f8d62a079c79a15a.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "402cf8b8005af727a63b0f651186b2abc68df04645838a1676acc2b76564e5c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "402cf8b8005af727a63b0f651186b2abc68df04645838a1676acc2b76564e5c2", kill_on_drop: false }` [INFO] [stdout] 402cf8b8005af727a63b0f651186b2abc68df04645838a1676acc2b76564e5c2 [INFO] checking bitcoinleveldb-skiplist-0.1.16-alpha.0 against try#21bc403d557a2516df70ea80fb19b94177beede5 for pr-119849 [INFO] extracting crate bitcoinleveldb-skiplist 0.1.16-alpha.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate bitcoinleveldb-skiplist 0.1.16-alpha.0 on toolchain 21bc403d557a2516df70ea80fb19b94177beede5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bitcoinleveldb-skiplist 0.1.16-alpha.0 [INFO] finished tweaking crates.io crate bitcoinleveldb-skiplist 0.1.16-alpha.0 [INFO] tweaked toml for crates.io crate bitcoinleveldb-skiplist 0.1.16-alpha.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+21bc403d557a2516df70ea80fb19b94177beede5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3aa5c432bd9a9f30772e5a6c8735e043d527e7a02897e544e00085607f602ba [INFO] running `Command { std: "docker" "start" "-a" "a3aa5c432bd9a9f30772e5a6c8735e043d527e7a02897e544e00085607f602ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3aa5c432bd9a9f30772e5a6c8735e043d527e7a02897e544e00085607f602ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3aa5c432bd9a9f30772e5a6c8735e043d527e7a02897e544e00085607f602ba", kill_on_drop: false }` [INFO] [stdout] a3aa5c432bd9a9f30772e5a6c8735e043d527e7a02897e544e00085607f602ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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" "+21bc403d557a2516df70ea80fb19b94177beede5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30641996ff5cbd56efd88cb5e58e56d66332a6a3efe383035b58764fd6c0636a [INFO] running `Command { std: "docker" "start" "-a" "30641996ff5cbd56efd88cb5e58e56d66332a6a3efe383035b58764fd6c0636a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling memchr v2.7.1 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling ahash v0.7.7 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling gimli v0.28.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling serde_json v1.0.111 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling miniz_oxide v0.7.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling itoa v1.0.10 [INFO] [stderr] Compiling ryu v1.0.16 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling term-painter v0.2.4 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling dunce v1.0.4 [INFO] [stderr] Compiling shell-words v0.1.0 [INFO] [stderr] Compiling pathdiff v0.1.0 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling rustix v0.38.30 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling os_str_bytes v6.6.1 [INFO] [stderr] Compiling libloading v0.8.1 [INFO] [stderr] Compiling aho-corasick v1.1.2 [INFO] [stderr] Compiling object v0.32.2 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling clang-sys v1.7.0 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling bindgen v0.60.1 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling shlex v1.2.0 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling regex-automata v0.4.3 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling addr2line v0.21.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling cexpr v0.6.0 [INFO] [stderr] Compiling which v4.4.2 [INFO] [stderr] Compiling priority-queue v1.3.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling clap v3.2.25 [INFO] [stderr] Compiling cpp_core v0.6.0 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Compiling sqlite3-src v0.2.12 [INFO] [stderr] Compiling openssl-sys v0.9.98 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling libc-stdhandle v0.1.0 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling smallvec v1.12.0 [INFO] [stderr] Compiling cpp_common v0.5.9 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling num-complex v0.4.4 [INFO] [stderr] Compiling crossbeam-queue v0.3.11 [INFO] [stderr] Compiling sqlite3-sys v0.12.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.11 [INFO] [stderr] Compiling raw-cpuid v10.7.0 [INFO] [stderr] Compiling tinyvec_macros v0.1.1 [INFO] [stderr] Compiling indoc v1.0.9 [INFO] [stderr] Compiling poison v0.1.0 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling sqlite v0.25.3 [INFO] [stderr] Compiling shared-mutex v0.3.1 [INFO] [stderr] Compiling sqlite3 v0.24.0 [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling nix v0.24.3 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling errno v0.2.8 [INFO] [stderr] Compiling socket2 v0.4.10 [INFO] [stderr] Compiling pnet_sys v0.31.0 [INFO] [stderr] Compiling num v0.4.1 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling comparator v0.3.0 [INFO] [stderr] Compiling time-point v0.1.1 [INFO] [stderr] Compiling integer-encoding v3.0.4 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling atomic_float v0.1.0 [INFO] [stderr] Compiling multiset v0.0.5 [INFO] [stderr] Compiling atomic v0.5.3 [INFO] [stderr] Compiling float-ord v0.3.2 [INFO] [stderr] Compiling atomic-take v1.1.0 [INFO] [stderr] Compiling const-default v1.0.0 [INFO] [stderr] Compiling bitset v0.1.2 [INFO] [stderr] Compiling quanta v0.9.3 [INFO] [stderr] Compiling regex v1.10.2 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling cpp_build v0.5.9 [INFO] [stderr] Compiling env_logger v0.9.3 [INFO] [stderr] Compiling serde_derive v1.0.195 [INFO] [stderr] Compiling cpp_macros v0.5.9 [INFO] [stderr] Compiling thiserror-impl v1.0.56 [INFO] [stderr] Compiling qttypes v0.2.11 [INFO] [stderr] Compiling qmetaobject v0.2.10 [INFO] [stderr] Compiling qt_macros v0.1.1 [INFO] [stderr] Compiling modular-bitfield-impl v0.11.2 [INFO] [stderr] Compiling qmetaobject_impl v0.2.10 [INFO] [stderr] Compiling phf_macros v0.10.0 [INFO] [stderr] Compiling try-catch v0.2.2 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling delegate v0.7.0 [INFO] [stderr] Compiling thiserror v1.0.56 [INFO] [stderr] Compiling cpp v0.5.9 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling phf v0.10.1 [INFO] [stderr] Compiling modular-bitfield v0.11.2 [INFO] [stderr] Compiling libevent-sys v0.2.6 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Checking multimap v0.8.3 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking serde-big-array v0.4.1 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Checking time v0.3.31 [INFO] [stderr] Compiling ritual_common v0.4.0 [INFO] [stderr] Compiling qt_ritual_common v0.4.0 [INFO] [stderr] Compiling ritual_build v0.4.0 [INFO] [stderr] Compiling qt_ritual_build v0.5.0 [INFO] [stderr] Compiling qt_core v0.5.0 [INFO] [stderr] Compiling qt_gui v0.5.0 [INFO] [stderr] Compiling libevent v0.1.0 [INFO] [stderr] Checking bitcoin-imports v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoin-cfg v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoin-derive v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoinleveldb-slice v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoinleveldb-status v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoinleveldb-util v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoinleveldb-filter v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoinleveldb-comparator v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoinleveldb-key v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoinleveldb-arena v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoinleveldb-rand v0.1.16-alpha.0 [INFO] [stderr] Compiling bitcoinleveldb-skiplist v0.1.16-alpha.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `list` [INFO] [stdout] --> src/skiplist.rs:91:16 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn new(list: *const SkipList>) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `target` [INFO] [stdout] --> src/skiplist.rs:168:38 [INFO] [stdout] | [INFO] [stdout] 168 | #[inline] pub fn seek(&mut self, target: &dyn Key) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist.rs:225:16 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn new(k: &Box) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:239:28 [INFO] [stdout] | [INFO] [stdout] 239 | pub fn next(&mut self, n: i32) -> *mut SkipListNode { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:251:9 [INFO] [stdout] | [INFO] [stdout] 251 | n: i32, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/skiplist.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | x: *mut SkipListNode) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:268:39 [INFO] [stdout] | [INFO] [stdout] 268 | pub fn no_barrier_next(&mut self, n: i32) -> *mut SkipListNode { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:278:9 [INFO] [stdout] | [INFO] [stdout] 278 | n: i32, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/skiplist.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | x: *mut SkipListNode) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/skiplist.rs:299:25 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn equal(&self, a: &Box, b: &Box) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/skiplist.rs:299:43 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn equal(&self, a: &Box, b: &Box) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:308:9 [INFO] [stdout] | [INFO] [stdout] 308 | key_: &Box, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `height` [INFO] [stdout] --> src/skiplist.rs:309:9 [INFO] [stdout] | [INFO] [stdout] 309 | height: i32) -> *mut SkipListNode { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:341:9 [INFO] [stdout] | [INFO] [stdout] 341 | key_: &Box, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:342:9 [INFO] [stdout] | [INFO] [stdout] 342 | n: *mut SkipListNode) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:362:9 [INFO] [stdout] | [INFO] [stdout] 362 | key_: &Box, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `prev` [INFO] [stdout] --> src/skiplist.rs:363:9 [INFO] [stdout] | [INFO] [stdout] 363 | prev: *mut *mut SkipListNode) -> *mut SkipListNode { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_prev` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:393:34 [INFO] [stdout] | [INFO] [stdout] 393 | pub fn find_less_than(&self, key_: &Box) -> *mut SkipListNode { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cmp` [INFO] [stdout] --> src/skiplist.rs:452:9 [INFO] [stdout] | [INFO] [stdout] 452 | cmp: Box, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cmp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arena` [INFO] [stdout] --> src/skiplist.rs:453:9 [INFO] [stdout] | [INFO] [stdout] 453 | arena: *mut Arena) -> Self { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_arena` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:475:30 [INFO] [stdout] | [INFO] [stdout] 475 | pub fn insert(&mut self, key_: &Box) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:517:28 [INFO] [stdout] | [INFO] [stdout] 517 | pub fn contains(&self, key_: &Box) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/skiplist_test.rs:13:26 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn invoke(&self, a: &Key, b: &Key) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/skiplist_test.rs:13:35 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn invoke(&self, a: &Key, b: &Key) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:212:31 [INFO] [stdout] | [INFO] [stdout] 212 | pub fn set(&mut self, k: i32, v: i32) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/skiplist_test.rs:212:39 [INFO] [stdout] | [INFO] [stdout] 212 | pub fn set(&mut self, k: i32, v: i32) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:220:31 [INFO] [stdout] | [INFO] [stdout] 220 | pub fn get(&mut self, k: i32) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist_test.rs:244:16 [INFO] [stdout] | [INFO] [stdout] 244 | pub fn key(key_: Key) -> u64 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist_test.rs:252:16 [INFO] [stdout] | [INFO] [stdout] 252 | pub fn gen(key_: Key) -> u64 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist_test.rs:260:17 [INFO] [stdout] | [INFO] [stdout] 260 | pub fn hash(key_: Key) -> u64 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:268:25 [INFO] [stdout] | [INFO] [stdout] 268 | pub fn hash_numbers(k: u64, g: u64) -> u64 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/skiplist_test.rs:268:33 [INFO] [stdout] | [INFO] [stdout] 268 | pub fn hash_numbers(k: u64, g: u64) -> u64 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:277:21 [INFO] [stdout] | [INFO] [stdout] 277 | pub fn make_key(k: u64, g: u64) -> Key { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/skiplist_test.rs:277:29 [INFO] [stdout] | [INFO] [stdout] 277 | pub fn make_key(k: u64, g: u64) -> Key { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:288:25 [INFO] [stdout] | [INFO] [stdout] 288 | pub fn is_valid_key(k: Key) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rnd` [INFO] [stdout] --> src/skiplist_test.rs:296:26 [INFO] [stdout] | [INFO] [stdout] 296 | pub fn random_target(rnd: *mut Random) -> Key { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rnd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rnd` [INFO] [stdout] --> src/skiplist_test.rs:318:34 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn write_step(&mut self, rnd: *mut Random) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rnd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rnd` [INFO] [stdout] --> src/skiplist_test.rs:330:33 [INFO] [stdout] | [INFO] [stdout] 330 | pub fn read_step(&mut self, rnd: *mut Random) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rnd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/skiplist_test.rs:436:16 [INFO] [stdout] | [INFO] [stdout] 436 | pub fn new(s: i32) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `list` [INFO] [stdout] --> src/skiplist.rs:91:16 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn new(list: *const SkipList>) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/skiplist_test.rs:450:28 [INFO] [stdout] | [INFO] [stdout] 450 | pub fn wait(&mut self, s: test_state::ReaderState) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/skiplist_test.rs:463:30 [INFO] [stdout] | [INFO] [stdout] 463 | pub fn change(&mut self, s: test_state::ReaderState) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `target` [INFO] [stdout] --> src/skiplist.rs:168:38 [INFO] [stdout] | [INFO] [stdout] 168 | #[inline] pub fn seek(&mut self, target: &dyn Key) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arg` [INFO] [stdout] --> src/skiplist_test.rs:475:22 [INFO] [stdout] | [INFO] [stdout] 475 | fn concurrent_reader(arg: *mut c_void) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_arg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `run` [INFO] [stdout] --> src/skiplist_test.rs:491:19 [INFO] [stdout] | [INFO] [stdout] 491 | fn run_concurrent(run: i32) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_run` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist.rs:225:16 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn new(k: &Box) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `argc` [INFO] [stdout] --> src/skiplist_test.rs:551:9 [INFO] [stdout] | [INFO] [stdout] 551 | argc: i32, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_argc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `argv` [INFO] [stdout] --> src/skiplist_test.rs:552:9 [INFO] [stdout] | [INFO] [stdout] 552 | argv: *mut *mut u8) -> i32 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_argv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:239:28 [INFO] [stdout] | [INFO] [stdout] 239 | pub fn next(&mut self, n: i32) -> *mut SkipListNode { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:251:9 [INFO] [stdout] | [INFO] [stdout] 251 | n: i32, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/skiplist.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | x: *mut SkipListNode) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:268:39 [INFO] [stdout] | [INFO] [stdout] 268 | pub fn no_barrier_next(&mut self, n: i32) -> *mut SkipListNode { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:278:9 [INFO] [stdout] | [INFO] [stdout] 278 | n: i32, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/skiplist.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | x: *mut SkipListNode) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `compare`, `arena`, `head`, `max_height`, and `rnd` are never read [INFO] [stdout] --> src/skiplist.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct SkipList { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 38 | compare: Comparator, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | arena: *const Arena, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 45 | [INFO] [stdout] 46 | head: *const SkipListNode, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | max_height: Atomic, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | rnd: Random, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/skiplist.rs:299:25 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn equal(&self, a: &Box, b: &Box) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `list` and `node` are never read [INFO] [stdout] --> src/skiplist.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 72 | pub struct SkipListIterator { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 73 | list: *mut SkipList>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 74 | node: *mut SkipListNode, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/skiplist.rs:299:43 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn equal(&self, a: &Box, b: &Box) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key_` and `next` are never read [INFO] [stdout] --> src/skiplist.rs:213:5 [INFO] [stdout] | [INFO] [stdout] 212 | pub struct SkipListNode { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 213 | key_: Box, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 220 | next: [Atomic<*mut SkipListNode>; 1], [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Key` is never used [INFO] [stdout] --> src/skiplist_test.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | type Key = u64; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:308:9 [INFO] [stdout] | [INFO] [stdout] 308 | key_: &Box, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `height` [INFO] [stdout] --> src/skiplist.rs:309:9 [INFO] [stdout] | [INFO] [stdout] 309 | height: i32) -> *mut SkipListNode { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `invoke` is never used [INFO] [stdout] --> src/skiplist_test.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl TComparator { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 12 | [INFO] [stdout] 13 | pub fn invoke(&self, a: &Key, b: &Key) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SkipTest` is never constructed [INFO] [stdout] --> src/skiplist_test.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct SkipTest {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:341:9 [INFO] [stdout] | [INFO] [stdout] 341 | key_: &Box, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `current`, `arena`, and `list` are never read [INFO] [stdout] --> src/skiplist_test.rs:170:5 [INFO] [stdout] | [INFO] [stdout] 165 | struct ConcurrentTest { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 170 | current: concurrent_test::State, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 171 | [INFO] [stdout] 172 | arena: Arena, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | list: SkipList, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/skiplist.rs:342:9 [INFO] [stdout] | [INFO] [stdout] 342 | n: *mut SkipListNode) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:362:9 [INFO] [stdout] | [INFO] [stdout] 362 | key_: &Box, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `prev` [INFO] [stdout] --> src/skiplist.rs:363:9 [INFO] [stdout] | [INFO] [stdout] 363 | prev: *mut *mut SkipListNode) -> *mut SkipListNode { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_prev` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:393:34 [INFO] [stdout] | [INFO] [stdout] 393 | pub fn find_less_than(&self, key_: &Box) -> *mut SkipListNode { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cmp` [INFO] [stdout] --> src/skiplist.rs:452:9 [INFO] [stdout] | [INFO] [stdout] 452 | cmp: Box, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cmp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/skiplist_test.rs:244:12 [INFO] [stdout] | [INFO] [stdout] 242 | impl ConcurrentTest { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 243 | [INFO] [stdout] 244 | pub fn key(key_: Key) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 252 | pub fn gen(key_: Key) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 260 | pub fn hash(key_: Key) -> u64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 268 | pub fn hash_numbers(k: u64, g: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 277 | pub fn make_key(k: u64, g: u64) -> Key { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 288 | pub fn is_valid_key(k: Key) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 296 | pub fn random_target(rnd: *mut Random) -> Key { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 318 | pub fn write_step(&mut self, rnd: *mut Random) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 330 | pub fn read_step(&mut self, rnd: *mut Random) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arena` [INFO] [stdout] --> src/skiplist.rs:453:9 [INFO] [stdout] | [INFO] [stdout] 453 | arena: *mut Arena) -> Self { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_arena` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:475:30 [INFO] [stdout] | [INFO] [stdout] 475 | pub fn insert(&mut self, key_: &Box) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestState` is never constructed [INFO] [stdout] --> src/skiplist_test.rs:411:8 [INFO] [stdout] | [INFO] [stdout] 411 | struct TestState { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist.rs:517:28 [INFO] [stdout] | [INFO] [stdout] 517 | pub fn contains(&self, key_: &Box) -> bool { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `wait`, and `change` are never used [INFO] [stdout] --> src/skiplist_test.rs:436:12 [INFO] [stdout] | [INFO] [stdout] 434 | impl TestState { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 435 | [INFO] [stdout] 436 | pub fn new(s: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 450 | pub fn wait(&mut self, s: test_state::ReaderState) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 463 | pub fn change(&mut self, s: test_state::ReaderState) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `concurrent_reader` is never used [INFO] [stdout] --> src/skiplist_test.rs:475:4 [INFO] [stdout] | [INFO] [stdout] 475 | fn concurrent_reader(arg: *mut c_void) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/skiplist_test.rs:13:26 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn invoke(&self, a: &Key, b: &Key) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_concurrent` is never used [INFO] [stdout] --> src/skiplist_test.rs:491:4 [INFO] [stdout] | [INFO] [stdout] 491 | fn run_concurrent(run: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/skiplist_test.rs:13:35 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn invoke(&self, a: &Key, b: &Key) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `skiplist_test_main` is never used [INFO] [stdout] --> src/skiplist_test.rs:550:4 [INFO] [stdout] | [INFO] [stdout] 550 | fn skiplist_test_main( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `generation` is never read [INFO] [stdout] --> src/skiplist_test.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 192 | pub struct State { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 193 | generation: [AtomicI32; K], [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `set` and `get` are never used [INFO] [stdout] --> src/skiplist_test.rs:212:16 [INFO] [stdout] | [INFO] [stdout] 210 | impl State { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 211 | [INFO] [stdout] 212 | pub fn set(&mut self, k: i32, v: i32) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 220 | pub fn get(&mut self, k: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Inner` is never constructed [INFO] [stdout] --> src/skiplist_test.rs:422:16 [INFO] [stdout] | [INFO] [stdout] 422 | pub struct Inner { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ReaderState` is never used [INFO] [stdout] --> src/skiplist_test.rs:427:14 [INFO] [stdout] | [INFO] [stdout] 427 | pub enum ReaderState { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SkipListMaxHeight` should have an upper case name [INFO] [stdout] --> src/skiplist.rs:64:11 [INFO] [stdout] | [INFO] [stdout] 64 | pub const SkipListMaxHeight: usize = 12; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `SKIP_LIST_MAX_HEIGHT` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:212:31 [INFO] [stdout] | [INFO] [stdout] 212 | pub fn set(&mut self, k: i32, v: i32) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/skiplist_test.rs:212:39 [INFO] [stdout] | [INFO] [stdout] 212 | pub fn set(&mut self, k: i32, v: i32) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:220:31 [INFO] [stdout] | [INFO] [stdout] 220 | pub fn get(&mut self, k: i32) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist_test.rs:244:16 [INFO] [stdout] | [INFO] [stdout] 244 | pub fn key(key_: Key) -> u64 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist_test.rs:252:16 [INFO] [stdout] | [INFO] [stdout] 252 | pub fn gen(key_: Key) -> u64 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key_` [INFO] [stdout] --> src/skiplist_test.rs:260:17 [INFO] [stdout] | [INFO] [stdout] 260 | pub fn hash(key_: Key) -> u64 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_key_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:268:25 [INFO] [stdout] | [INFO] [stdout] 268 | pub fn hash_numbers(k: u64, g: u64) -> u64 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/skiplist_test.rs:268:33 [INFO] [stdout] | [INFO] [stdout] 268 | pub fn hash_numbers(k: u64, g: u64) -> u64 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:277:21 [INFO] [stdout] | [INFO] [stdout] 277 | pub fn make_key(k: u64, g: u64) -> Key { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/skiplist_test.rs:277:29 [INFO] [stdout] | [INFO] [stdout] 277 | pub fn make_key(k: u64, g: u64) -> Key { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/skiplist_test.rs:288:25 [INFO] [stdout] | [INFO] [stdout] 288 | pub fn is_valid_key(k: Key) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rnd` [INFO] [stdout] --> src/skiplist_test.rs:296:26 [INFO] [stdout] | [INFO] [stdout] 296 | pub fn random_target(rnd: *mut Random) -> Key { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rnd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rnd` [INFO] [stdout] --> src/skiplist_test.rs:318:34 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn write_step(&mut self, rnd: *mut Random) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rnd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rnd` [INFO] [stdout] --> src/skiplist_test.rs:330:33 [INFO] [stdout] | [INFO] [stdout] 330 | pub fn read_step(&mut self, rnd: *mut Random) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rnd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/skiplist_test.rs:436:16 [INFO] [stdout] | [INFO] [stdout] 436 | pub fn new(s: i32) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/skiplist_test.rs:450:28 [INFO] [stdout] | [INFO] [stdout] 450 | pub fn wait(&mut self, s: test_state::ReaderState) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/skiplist_test.rs:463:30 [INFO] [stdout] | [INFO] [stdout] 463 | pub fn change(&mut self, s: test_state::ReaderState) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arg` [INFO] [stdout] --> src/skiplist_test.rs:475:22 [INFO] [stdout] | [INFO] [stdout] 475 | fn concurrent_reader(arg: *mut c_void) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_arg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `run` [INFO] [stdout] --> src/skiplist_test.rs:491:19 [INFO] [stdout] | [INFO] [stdout] 491 | fn run_concurrent(run: i32) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_run` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `argc` [INFO] [stdout] --> src/skiplist_test.rs:551:9 [INFO] [stdout] | [INFO] [stdout] 551 | argc: i32, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_argc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `argv` [INFO] [stdout] --> src/skiplist_test.rs:552:9 [INFO] [stdout] | [INFO] [stdout] 552 | argv: *mut *mut u8) -> i32 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_argv` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `compare`, `arena`, `head`, `max_height`, and `rnd` are never read [INFO] [stdout] --> src/skiplist.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct SkipList { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 38 | compare: Comparator, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | arena: *const Arena, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 45 | [INFO] [stdout] 46 | head: *const SkipListNode, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | max_height: Atomic, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | rnd: Random, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `list` and `node` are never read [INFO] [stdout] --> src/skiplist.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 72 | pub struct SkipListIterator { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 73 | list: *mut SkipList>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 74 | node: *mut SkipListNode, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key_` and `next` are never read [INFO] [stdout] --> src/skiplist.rs:213:5 [INFO] [stdout] | [INFO] [stdout] 212 | pub struct SkipListNode { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 213 | key_: Box, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 220 | next: [Atomic<*mut SkipListNode>; 1], [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Key` is never used [INFO] [stdout] --> src/skiplist_test.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | type Key = u64; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `invoke` is never used [INFO] [stdout] --> src/skiplist_test.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl TComparator { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 12 | [INFO] [stdout] 13 | pub fn invoke(&self, a: &Key, b: &Key) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SkipTest` is never constructed [INFO] [stdout] --> src/skiplist_test.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct SkipTest {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `current`, `arena`, and `list` are never read [INFO] [stdout] --> src/skiplist_test.rs:170:5 [INFO] [stdout] | [INFO] [stdout] 165 | struct ConcurrentTest { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 170 | current: concurrent_test::State, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 171 | [INFO] [stdout] 172 | arena: Arena, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 180 | list: SkipList, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/skiplist_test.rs:244:12 [INFO] [stdout] | [INFO] [stdout] 242 | impl ConcurrentTest { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 243 | [INFO] [stdout] 244 | pub fn key(key_: Key) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 252 | pub fn gen(key_: Key) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 260 | pub fn hash(key_: Key) -> u64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 268 | pub fn hash_numbers(k: u64, g: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 277 | pub fn make_key(k: u64, g: u64) -> Key { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 288 | pub fn is_valid_key(k: Key) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 296 | pub fn random_target(rnd: *mut Random) -> Key { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 318 | pub fn write_step(&mut self, rnd: *mut Random) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 330 | pub fn read_step(&mut self, rnd: *mut Random) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestState` is never constructed [INFO] [stdout] --> src/skiplist_test.rs:411:8 [INFO] [stdout] | [INFO] [stdout] 411 | struct TestState { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `wait`, and `change` are never used [INFO] [stdout] --> src/skiplist_test.rs:436:12 [INFO] [stdout] | [INFO] [stdout] 434 | impl TestState { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 435 | [INFO] [stdout] 436 | pub fn new(s: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 450 | pub fn wait(&mut self, s: test_state::ReaderState) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 463 | pub fn change(&mut self, s: test_state::ReaderState) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `concurrent_reader` is never used [INFO] [stdout] --> src/skiplist_test.rs:475:4 [INFO] [stdout] | [INFO] [stdout] 475 | fn concurrent_reader(arg: *mut c_void) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run_concurrent` is never used [INFO] [stdout] --> src/skiplist_test.rs:491:4 [INFO] [stdout] | [INFO] [stdout] 491 | fn run_concurrent(run: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `skiplist_test_main` is never used [INFO] [stdout] --> src/skiplist_test.rs:550:4 [INFO] [stdout] | [INFO] [stdout] 550 | fn skiplist_test_main( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `generation` is never read [INFO] [stdout] --> src/skiplist_test.rs:193:9 [INFO] [stdout] | [INFO] [stdout] 192 | pub struct State { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 193 | generation: [AtomicI32; K], [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `set` and `get` are never used [INFO] [stdout] --> src/skiplist_test.rs:212:16 [INFO] [stdout] | [INFO] [stdout] 210 | impl State { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 211 | [INFO] [stdout] 212 | pub fn set(&mut self, k: i32, v: i32) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 220 | pub fn get(&mut self, k: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Inner` is never constructed [INFO] [stdout] --> src/skiplist_test.rs:422:16 [INFO] [stdout] | [INFO] [stdout] 422 | pub struct Inner { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ReaderState` is never used [INFO] [stdout] --> src/skiplist_test.rs:427:14 [INFO] [stdout] | [INFO] [stdout] 427 | pub enum ReaderState { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SkipListMaxHeight` should have an upper case name [INFO] [stdout] --> src/skiplist.rs:64:11 [INFO] [stdout] | [INFO] [stdout] 64 | pub const SkipListMaxHeight: usize = 12; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `SKIP_LIST_MAX_HEIGHT` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 63 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 63 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 56.40s [INFO] running `Command { std: "docker" "inspect" "30641996ff5cbd56efd88cb5e58e56d66332a6a3efe383035b58764fd6c0636a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30641996ff5cbd56efd88cb5e58e56d66332a6a3efe383035b58764fd6c0636a", kill_on_drop: false }` [INFO] [stdout] 30641996ff5cbd56efd88cb5e58e56d66332a6a3efe383035b58764fd6c0636a