[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 try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fed-w-lee%2Fraft-in-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ed-w-lee/raft-in-rust on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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-6-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7023b34947ea19200f5934a213b0690a6f07b8471e142ea9e074093faef64469 [INFO] running `Command { std: "docker" "start" "-a" "7023b34947ea19200f5934a213b0690a6f07b8471e142ea9e074093faef64469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7023b34947ea19200f5934a213b0690a6f07b8471e142ea9e074093faef64469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7023b34947ea19200f5934a213b0690a6f07b8471e142ea9e074093faef64469", kill_on_drop: false }` [INFO] [stdout] 7023b34947ea19200f5934a213b0690a6f07b8471e142ea9e074093faef64469 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9403875fa6c7513c886b585ee7b18161d76c5460157dd86b25c167137e86b9ef [INFO] running `Command { std: "docker" "start" "-a" "9403875fa6c7513c886b585ee7b18161d76c5460157dd86b25c167137e86b9ef", 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` profile [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "9403875fa6c7513c886b585ee7b18161d76c5460157dd86b25c167137e86b9ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9403875fa6c7513c886b585ee7b18161d76c5460157dd86b25c167137e86b9ef", kill_on_drop: false }` [INFO] [stdout] 9403875fa6c7513c886b585ee7b18161d76c5460157dd86b25c167137e86b9ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed53963bdbfd90b60ef6019b1e839081486a23acb378f3813473d9e07086e742 [INFO] running `Command { std: "docker" "start" "-a" "ed53963bdbfd90b60ef6019b1e839081486a23acb378f3813473d9e07086e742", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rafted v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `partition` is never used [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) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key` and `val` are never read [INFO] [stdout] --> src/examples/tcp_mvp/entry.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Entry { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 4 | pub key: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] 5 | pub val: u64, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `into_index` is never used [INFO] [stdout] --> src/examples/tcp_mvp/serialize.rs:405:4 [INFO] [stdout] | [INFO] [stdout] 405 | fn into_index(buf: &[u8]) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.94s [INFO] running `Command { std: "docker" "inspect" "ed53963bdbfd90b60ef6019b1e839081486a23acb378f3813473d9e07086e742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed53963bdbfd90b60ef6019b1e839081486a23acb378f3813473d9e07086e742", kill_on_drop: false }` [INFO] [stdout] ed53963bdbfd90b60ef6019b1e839081486a23acb378f3813473d9e07086e742 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 664c7a9ebf7f7b3fada55e077c253f9844da0f89a09d66530bed1d37d4d795f4 [INFO] running `Command { std: "docker" "start" "-a" "664c7a9ebf7f7b3fada55e077c253f9844da0f89a09d66530bed1d37d4d795f4", kill_on_drop: false }` [INFO] [stderr] warning: function `partition` is never used [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) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `key` and `val` are never read [INFO] [stderr] --> src/examples/tcp_mvp/entry.rs:4:6 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct Entry { [INFO] [stderr] | ----- fields in this struct [INFO] [stderr] 4 | pub key: u64, [INFO] [stderr] | ^^^ [INFO] [stderr] 5 | pub val: u64, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `into_index` is never used [INFO] [stderr] --> src/examples/tcp_mvp/serialize.rs:405:4 [INFO] [stderr] | [INFO] [stderr] 405 | fn into_index(buf: &[u8]) -> Option { [INFO] [stderr] | ^^^^^^^^^^ [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` (test "replication") generated 1 warning [INFO] [stderr] warning: `rafted` (example "tcp_mvp") generated 4 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rafted-0e7b02e8f844171c) [INFO] [stdout] [INFO] [stderr] Running tests/replication.rs (/opt/rustwide/target/debug/deps/replication-776f4a11c88688a8) [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] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test it_commits_correctly ... ok [INFO] [stdout] test it_redirects_if_not_leader ... ok [INFO] [stdout] test it_commits_correctly_after_leader_down ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/roles.rs (/opt/rustwide/target/debug/deps/roles-f3aacb32aee1a240) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test it_chooses_new_leader_when_leader_stops ... ok [INFO] [stdout] test it_has_at_most_one_leader_when_no_drop ... ok [INFO] [stdout] test it_chooses_new_leader_after_partition ... ok [INFO] [stdout] test it_has_no_leaders_when_no_majority ... 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 0.56s [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" "664c7a9ebf7f7b3fada55e077c253f9844da0f89a09d66530bed1d37d4d795f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "664c7a9ebf7f7b3fada55e077c253f9844da0f89a09d66530bed1d37d4d795f4", kill_on_drop: false }` [INFO] [stdout] 664c7a9ebf7f7b3fada55e077c253f9844da0f89a09d66530bed1d37d4d795f4