[INFO] fetching crate raftmodel 0.1.3...
[INFO] testing raftmodel-0.1.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate raftmodel 0.1.3 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate raftmodel 0.1.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raftmodel 0.1.3
[INFO] finished tweaking crates.io crate raftmodel 0.1.3
[INFO] tweaked toml for crates.io crate raftmodel 0.1.3 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27c03f55fdab0b6ef4796fa139eaf8b5503a84d278f0209c3568d2f6122b36e7
[INFO] running `Command { std: "docker" "start" "-a" "27c03f55fdab0b6ef4796fa139eaf8b5503a84d278f0209c3568d2f6122b36e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27c03f55fdab0b6ef4796fa139eaf8b5503a84d278f0209c3568d2f6122b36e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c03f55fdab0b6ef4796fa139eaf8b5503a84d278f0209c3568d2f6122b36e7", kill_on_drop: false }`
[INFO] [stdout] 27c03f55fdab0b6ef4796fa139eaf8b5503a84d278f0209c3568d2f6122b36e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20719719b9f43db1e5bff705266e92d46a9ce7ec559e3da51a8037f17d94ea82
[INFO] running `Command { std: "docker" "start" "-a" "20719719b9f43db1e5bff705266e92d46a9ce7ec559e3da51a8037f17d94ea82", kill_on_drop: false }`
[INFO] [stderr]    Compiling raftmodel v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dest`
[INFO] [stdout]    --> src/raftmodel/raftserver.rs:419:40
[INFO] [stdout]     |
[INFO] [stdout] 419 |     fn advance_commit_index(&mut self, dest: usize) {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_dest`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "20719719b9f43db1e5bff705266e92d46a9ce7ec559e3da51a8037f17d94ea82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20719719b9f43db1e5bff705266e92d46a9ce7ec559e3da51a8037f17d94ea82", kill_on_drop: false }`
[INFO] [stdout] 20719719b9f43db1e5bff705266e92d46a9ce7ec559e3da51a8037f17d94ea82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a421524eca300633529ba10e830cfa4b34338e9450cef2a14d7098e389ddd82
[INFO] running `Command { std: "docker" "start" "-a" "9a421524eca300633529ba10e830cfa4b34338e9450cef2a14d7098e389ddd82", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `dest`
[INFO] [stdout]    --> src/raftmodel/raftserver.rs:419:40
[INFO] [stdout]     |
[INFO] [stdout] 419 |     fn advance_commit_index(&mut self, dest: usize) {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_dest`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling raftmodel v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dest`
[INFO] [stdout]    --> src/raftmodel/raftserver.rs:419:40
[INFO] [stdout]     |
[INFO] [stdout] 419 |     fn advance_commit_index(&mut self, dest: usize) {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_dest`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "9a421524eca300633529ba10e830cfa4b34338e9450cef2a14d7098e389ddd82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a421524eca300633529ba10e830cfa4b34338e9450cef2a14d7098e389ddd82", kill_on_drop: false }`
[INFO] [stdout] 9a421524eca300633529ba10e830cfa4b34338e9450cef2a14d7098e389ddd82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7e9a3aa3ff016d7b2bf65fe8eba6ca4dbb261bbc8337c961c4adb3dd8120ad8
[INFO] running `Command { std: "docker" "start" "-a" "a7e9a3aa3ff016d7b2bf65fe8eba6ca4dbb261bbc8337c961c4adb3dd8120ad8", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `dest`
[INFO] [stdout] 
[INFO] [stderr]    --> src/raftmodel/raftserver.rs:419:40
[INFO] [stdout] running 7 tests
[INFO] [stderr]     |
[INFO] [stderr] 419 |     fn advance_commit_index(&mut self, dest: usize) {
[INFO] [stderr]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_dest`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `raftmodel` (lib) generated 1 warning
[INFO] [stderr] warning: `raftmodel` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/raftmodel-002446d15e39204e)
[INFO] [stdout] test raftmodel::raftlog::tests::test_append_entries ... ok
[INFO] [stdout] test raftmodel::raftlog::tests::test_figure_7 ... ok
[INFO] [stdout] test raftmodel::raftserver::tests::test_commit ... ok
[INFO] [stdout] test raftmodel::raftserver::tests::test_figure_6 ... ok
[INFO] [stdout] test raftmodel::raftserver::tests::test_figure_6_election ... ok
[INFO] [stdout] test raftmodel::raftserver::tests::test_figure_7 ... ok
[INFO] [stdout] test raftmodel::raftserver::tests::test_replicate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests raftmodel
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ignored
[INFO] [stdout] test src/raftmodel/raftlog.rs - raftmodel::raftlog::create_empty_log (line 13) ... ok
[INFO] [stdout] test src/raftmodel/raftlog.rs - raftmodel::raftlog::append_entries (line 44) ... ok
[INFO] [stdout] test src/raftmodel/raftlog.rs - raftmodel::raftlog::append_entries (line 32) ... ok
[INFO] [stdout] test src/raftmodel/raftlog.rs - raftmodel::raftlog::append_entries (line 77) ... ok
[INFO] [stdout] test src/raftmodel/raftlog.rs - raftmodel::raftlog::append_entries (line 135) ... ok
[INFO] [stdout] test src/raftmodel/raftlog.rs - raftmodel::raftlog::append_entries (line 57) ... ok
[INFO] [stdout] test src/raftmodel/raftlog.rs - raftmodel::raftlog::append_entries (line 116) ... ok
[INFO] [stdout] test src/raftmodel/raftlog.rs - raftmodel::raftlog::append_entries (line 97) ... ok
[INFO] [stdout] test src/raftmodel/raftserver.rs - raftmodel::raftserver::RaftServer<T>::handle_message (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a7e9a3aa3ff016d7b2bf65fe8eba6ca4dbb261bbc8337c961c4adb3dd8120ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e9a3aa3ff016d7b2bf65fe8eba6ca4dbb261bbc8337c961c4adb3dd8120ad8", kill_on_drop: false }`
[INFO] [stdout] a7e9a3aa3ff016d7b2bf65fe8eba6ca4dbb261bbc8337c961c4adb3dd8120ad8