[INFO] cloning repository https://github.com/ed-w-lee/raft-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ed-w-lee/raft-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fed-w-lee%2Fraft-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fed-w-lee%2Fraft-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93f6505c27e74c423955443909642aee9bd0c115
[INFO] testing ed-w-lee/raft-in-rust against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fed-w-lee%2Fraft-in-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ed-w-lee/raft-in-rust 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 git repo https://github.com/ed-w-lee/raft-in-rust
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/ed-w-lee/raft-in-rust
[INFO] tweaked toml for git repo https://github.com/ed-w-lee/raft-in-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ed-w-lee/raft-in-rust already has a lockfile, it will not be regenerated
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 7f5303b7560c6db607a983721a1c4165d24a211eeddabc970a2a4e6b40cbfe0f
[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" "7f5303b7560c6db607a983721a1c4165d24a211eeddabc970a2a4e6b40cbfe0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f5303b7560c6db607a983721a1c4165d24a211eeddabc970a2a4e6b40cbfe0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f5303b7560c6db607a983721a1c4165d24a211eeddabc970a2a4e6b40cbfe0f", kill_on_drop: false }`
[INFO] [stdout] 7f5303b7560c6db607a983721a1c4165d24a211eeddabc970a2a4e6b40cbfe0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] c05f043d83f0e739473ae6b0b050003a18fe676acd469df01d502a2e8b82c8a4
[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" "c05f043d83f0e739473ae6b0b050003a18fe676acd469df01d502a2e8b82c8a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling rafted v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.37s
[INFO] running `Command { std: "docker" "inspect" "c05f043d83f0e739473ae6b0b050003a18fe676acd469df01d502a2e8b82c8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05f043d83f0e739473ae6b0b050003a18fe676acd469df01d502a2e8b82c8a4", kill_on_drop: false }`
[INFO] [stdout] c05f043d83f0e739473ae6b0b050003a18fe676acd469df01d502a2e8b82c8a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 3101eb544311c503b0b795f8265c68fa2c5cdc257bffaab94fc866c97ab8c272
[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" "3101eb544311c503b0b795f8265c68fa2c5cdc257bffaab94fc866c97ab8c272", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rafted v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `partition`
[INFO] [stdout]   --> tests/test_utils/helpers.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn partition(sim: &mut Simulation, split: bool, num_nodes: u64, nodes: Vec<NodeId>) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `into_index`
[INFO] [stdout]    --> src/examples/tcp_mvp/serialize.rs:405:4
[INFO] [stdout]     |
[INFO] [stdout] 405 | fn into_index(buf: &[u8]) -> Option<LogIndex> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/examples/tcp_mvp/connections.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |         &self.idx.hash(state);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let _ = &self.idx.hash(state);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/examples/tcp_mvp/connections.rs:55:3
[INFO] [stdout]    |
[INFO] [stdout] 55 |         &self.fd.hash(state);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let _ = &self.fd.hash(state);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.94s
[INFO] running `Command { std: "docker" "inspect" "3101eb544311c503b0b795f8265c68fa2c5cdc257bffaab94fc866c97ab8c272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3101eb544311c503b0b795f8265c68fa2c5cdc257bffaab94fc866c97ab8c272", kill_on_drop: false }`
[INFO] [stdout] 3101eb544311c503b0b795f8265c68fa2c5cdc257bffaab94fc866c97ab8c272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 3de6061549c1f8c4f1885e424b060fcdc9a87c7f9069eb426c0d2177aa93998e
[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" "3de6061549c1f8c4f1885e424b060fcdc9a87c7f9069eb426c0d2177aa93998e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `into_index`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/examples/tcp_mvp/serialize.rs:405:4
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 405 | fn into_index(buf: &[u8]) -> Option<LogIndex> {
[INFO] [stdout] 
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/examples/tcp_mvp/connections.rs:36:3
[INFO] [stderr]    |
[INFO] [stderr] 36 |         &self.idx.hash(state);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let _ = &self.idx.hash(state);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/examples/tcp_mvp/connections.rs:55:3
[INFO] [stderr]    |
[INFO] [stderr] 55 |         &self.fd.hash(state);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let _ = &self.fd.hash(state);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rafted` (example "tcp_mvp") generated 3 warnings
[INFO] [stderr] warning: function is never used: `partition`
[INFO] [stderr]   --> tests/test_utils/helpers.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn partition(sim: &mut Simulation, split: bool, num_nodes: u64, nodes: Vec<NodeId>) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rafted` (test "replication") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rafted-5077ea3aea0cb393)
[INFO] [stderr]      Running tests/replication.rs (/opt/rustwide/target/debug/deps/replication-eecb1b3cfb96e699)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test it_commits_correctly_after_leader_down ... ok
[INFO] [stdout] test it_redirects_if_not_leader ... ok
[INFO] [stdout] test it_commits_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running tests/roles.rs (/opt/rustwide/target/debug/deps/roles-8e35fdb732bf227b)
[INFO] [stdout] test it_has_at_most_one_leader_when_no_drop ... ok
[INFO] [stdout] test it_chooses_new_leader_when_leader_stops ... ok
[INFO] [stdout] test it_has_no_leaders_when_no_majority ... ok
[INFO] [stdout] test it_chooses_new_leader_after_partition ... ok
[INFO] [stdout] test it_has_at_most_one_leader_for_each_term ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rafted
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3de6061549c1f8c4f1885e424b060fcdc9a87c7f9069eb426c0d2177aa93998e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3de6061549c1f8c4f1885e424b060fcdc9a87c7f9069eb426c0d2177aa93998e", kill_on_drop: false }`
[INFO] [stdout] 3de6061549c1f8c4f1885e424b060fcdc9a87c7f9069eb426c0d2177aa93998e