[INFO] fetching crate caspaxos-kv 0.2.2... [INFO] checking caspaxos-kv-0.2.2 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930 [INFO] extracting crate caspaxos-kv 0.2.2 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate caspaxos-kv 0.2.2 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate caspaxos-kv 0.2.2 [INFO] finished tweaking crates.io crate caspaxos-kv 0.2.2 [INFO] tweaked toml for crates.io crate caspaxos-kv 0.2.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate caspaxos-kv 0.2.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded waker-fn v1.1.0 [INFO] [stderr] Downloaded once_cell v1.4.1 [INFO] [stderr] Downloaded instant v0.1.8 [INFO] [stderr] Downloaded uuid v0.8.1 [INFO] [stderr] Downloaded smol v1.2.4 [INFO] [stderr] Downloaded memoffset v0.5.6 [INFO] [stderr] Downloaded async-executor v1.3.0 [INFO] [stderr] Downloaded color-backtrace v0.4.2 [INFO] [stderr] Downloaded historian v4.0.3 [INFO] [stderr] Downloaded rustc-demangle v0.1.18 [INFO] [stderr] Downloaded parking_lot_core v0.8.0 [INFO] [stderr] Downloaded addr2line v0.13.0 [INFO] [stderr] Downloaded byteorder v1.3.4 [INFO] [stderr] Downloaded cc v1.0.61 [INFO] [stderr] Downloaded regex-syntax v0.6.20 [INFO] [stderr] Downloaded regex v1.4.1 [INFO] [stderr] Downloaded gimli v0.22.0 [INFO] [stderr] Downloaded adler v0.2.3 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.2 [INFO] [stderr] Downloaded parking v2.0.0 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] [stderr] Downloaded backtrace v0.3.53 [INFO] [stderr] Downloaded object v0.21.1 [INFO] [stderr] Downloaded aho-corasick v0.7.14 [INFO] [stderr] Downloaded humantime v1.3.0 [INFO] [stderr] Downloaded parking_lot v0.11.0 [INFO] [stderr] Downloaded async-net v1.5.0 [INFO] [stderr] Downloaded wepoll-sys v3.0.1 [INFO] [stderr] Downloaded event-listener v2.5.1 [INFO] [stderr] Downloaded async-task v4.0.3 [INFO] [stderr] Downloaded fastrand v1.4.0 [INFO] [stderr] Downloaded thread_local v1.0.1 [INFO] [stderr] Downloaded env_logger v0.7.1 [INFO] [stderr] Downloaded crc32fast v1.2.1 [INFO] [stderr] Downloaded fs2 v0.4.3 [INFO] [stderr] Downloaded bitflags v1.2.1 [INFO] [stderr] Downloaded async-fs v1.5.0 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded vec-arena v1.0.0 [INFO] [stderr] Downloaded arc-swap v0.4.7 [INFO] [stderr] Downloaded signal-hook v0.1.16 [INFO] [stderr] Downloaded blocking v1.0.2 [INFO] [stderr] Downloaded futures-io v0.3.7 [INFO] [stderr] Downloaded futures-channel v0.3.7 [INFO] [stderr] Downloaded hermit-abi v0.1.17 [INFO] [stderr] Downloaded winapi-util v0.1.5 [INFO] [stderr] Downloaded fxhash v0.2.1 [INFO] [stderr] Downloaded sled v0.34.4 [INFO] [stderr] Downloaded libc v0.2.80 [INFO] [stderr] Downloaded async-io v1.1.10 [INFO] [stderr] Downloaded miniz_oxide v0.4.3 [INFO] [stderr] Downloaded crossbeam-utils v0.7.2 [INFO] [stderr] Downloaded polling v2.0.2 [INFO] [stderr] Downloaded atomic-waker v1.0.0 [INFO] [stderr] Downloaded memchr v2.3.3 [INFO] [stderr] Downloaded pin-project-lite v0.1.11 [INFO] [stderr] Downloaded futures-lite v1.11.2 [INFO] [stderr] Downloaded getrandom v0.1.15 [INFO] [stderr] Downloaded quick-error v1.2.3 [INFO] [stderr] Downloaded termcolor v1.1.0 [INFO] [stderr] Downloaded quickcheck v0.9.2 [INFO] [stderr] Downloaded maybe-uninit v2.0.0 [INFO] [stderr] Downloaded autocfg v1.0.1 [INFO] [stderr] Downloaded lock_api v0.4.1 [INFO] [stderr] Downloaded cloudabi v0.1.0 [INFO] [stderr] Downloaded smallvec v1.4.2 [INFO] [stderr] Downloaded async-lock v2.3.0 [INFO] [stderr] Downloaded nb-connect v1.0.2 [INFO] [stderr] Downloaded signal-hook-registry v1.2.1 [INFO] [stderr] Downloaded cache-padded v1.1.1 [INFO] [stderr] Downloaded async-channel v1.5.1 [INFO] [stderr] Downloaded futures-core v0.3.7 [INFO] [stderr] Downloaded ppv-lite86 v0.2.9 [INFO] [stderr] Downloaded async-process v1.0.1 [INFO] [stderr] Downloaded concurrent-queue v1.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 487c3f50689c78ba710a5e3b8b015d9d0c0f18a91d9ad31e1418b91a3d84e0af [INFO] running `Command { std: "docker" "start" "-a" "487c3f50689c78ba710a5e3b8b015d9d0c0f18a91d9ad31e1418b91a3d84e0af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "487c3f50689c78ba710a5e3b8b015d9d0c0f18a91d9ad31e1418b91a3d84e0af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "487c3f50689c78ba710a5e3b8b015d9d0c0f18a91d9ad31e1418b91a3d84e0af", kill_on_drop: false }` [INFO] [stdout] 487c3f50689c78ba710a5e3b8b015d9d0c0f18a91d9ad31e1418b91a3d84e0af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b3501c7cda359cb93e6fcf046efe3b0563efd375767a11c4a8c9535fd61b709 [INFO] running `Command { std: "docker" "start" "-a" "1b3501c7cda359cb93e6fcf046efe3b0563efd375767a11c4a8c9535fd61b709", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking futures-core v0.3.7 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking futures-io v0.3.7 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking instant v0.1.8 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Checking async-lock v2.3.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Checking regex-syntax v0.6.20 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking object v0.21.1 [INFO] [stderr] Checking futures-channel v0.3.7 [INFO] [stderr] Checking historian v4.0.3 [INFO] [stderr] Checking futures-lite v1.11.2 [INFO] [stderr] Checking aho-corasick v0.7.14 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking polling v2.0.2 [INFO] [stderr] Checking nb-connect v1.0.2 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Checking async-io v1.1.10 [INFO] [stderr] Checking async-executor v1.3.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking sled v0.34.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking async-fs v1.5.0 [INFO] [stderr] Checking async-net v1.5.0 [INFO] [stderr] Checking async-process v1.0.1 [INFO] [stderr] Checking smol v1.2.4 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking regex v1.4.1 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking backtrace v0.3.53 [INFO] [stderr] Checking color-backtrace v0.4.2 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Checking caspaxos-kv v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/udp_net.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/simulator.rs:114:10 [INFO] [stdout] | [INFO] [stdout] 114 | Loss(OneshotSender), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `LossyDelivery` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 114 | Loss(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/udp_net.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/simulator.rs:114:10 [INFO] [stdout] | [INFO] [stdout] 114 | Loss(OneshotSender), [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `LossyDelivery` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 114 | Loss(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.69s [INFO] running `Command { std: "docker" "inspect" "1b3501c7cda359cb93e6fcf046efe3b0563efd375767a11c4a8c9535fd61b709", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b3501c7cda359cb93e6fcf046efe3b0563efd375767a11c4a8c9535fd61b709", kill_on_drop: false }` [INFO] [stdout] 1b3501c7cda359cb93e6fcf046efe3b0563efd375767a11c4a8c9535fd61b709