[INFO] fetching crate raftmodel 0.1.3...
[INFO] testing raftmodel-0.1.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate raftmodel 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate raftmodel 0.1.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f39b85da4dc122846ae5bfad5eafbf10e0b50dbf76a2860fe2c91718b56a9366
[INFO] running `Command { std: "docker" "start" "-a" "f39b85da4dc122846ae5bfad5eafbf10e0b50dbf76a2860fe2c91718b56a9366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f39b85da4dc122846ae5bfad5eafbf10e0b50dbf76a2860fe2c91718b56a9366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f39b85da4dc122846ae5bfad5eafbf10e0b50dbf76a2860fe2c91718b56a9366", kill_on_drop: false }`
[INFO] [stdout] f39b85da4dc122846ae5bfad5eafbf10e0b50dbf76a2860fe2c91718b56a9366
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82306895e855432994e85ad6ff25e6b73062f90a898219b761be9e7dbbb1d310
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "82306895e855432994e85ad6ff25e6b73062f90a898219b761be9e7dbbb1d310", 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82306895e855432994e85ad6ff25e6b73062f90a898219b761be9e7dbbb1d310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82306895e855432994e85ad6ff25e6b73062f90a898219b761be9e7dbbb1d310", kill_on_drop: false }`
[INFO] [stdout] 82306895e855432994e85ad6ff25e6b73062f90a898219b761be9e7dbbb1d310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72ba99a2971678547401bce98c4310bb193bf1fe273a42ec3aa840dabc822466
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "72ba99a2971678547401bce98c4310bb193bf1fe273a42ec3aa840dabc822466", 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 2.45s
[INFO] running `Command { std: "docker" "inspect" "72ba99a2971678547401bce98c4310bb193bf1fe273a42ec3aa840dabc822466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ba99a2971678547401bce98c4310bb193bf1fe273a42ec3aa840dabc822466", kill_on_drop: false }`
[INFO] [stdout] 72ba99a2971678547401bce98c4310bb193bf1fe273a42ec3aa840dabc822466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b3c057640e5a832943f966192c44cee322fb6df14d396f72cdb359852f02ae2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0b3c057640e5a832943f966192c44cee322fb6df14d396f72cdb359852f02ae2", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `dest`
[INFO] [stderr]    --> src/raftmodel/raftserver.rs:419:40
[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 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/raftmodel-11c56e0f59e4bfab)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[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_figure_6 ... ok
[INFO] [stdout] test raftmodel::raftserver::tests::test_figure_6_election ... ok
[INFO] [stdout] test raftmodel::raftserver::tests::test_commit ... 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 0.01s
[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 97) ... 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 32) ... 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 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/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 4.54s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0b3c057640e5a832943f966192c44cee322fb6df14d396f72cdb359852f02ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3c057640e5a832943f966192c44cee322fb6df14d396f72cdb359852f02ae2", kill_on_drop: false }`
[INFO] [stdout] 0b3c057640e5a832943f966192c44cee322fb6df14d396f72cdb359852f02ae2