[INFO] updating cached repository https://github.com/ackintosh/pbft
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/ackintosh/pbft
[INFO] [stderr]  * [new branch]      libp2p     -> libp2p
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e967b80582a64d4aed3634cc18bc05c30bdf65ac
[INFO] checking ackintosh/pbft against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fackintosh%2Fpbft" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ackintosh/pbft on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ackintosh/pbft
[INFO] finished tweaking git repo https://github.com/ackintosh/pbft
[INFO] tweaked toml for git repo https://github.com/ackintosh/pbft written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ackintosh/pbft already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f33cafa9842a8e9ec85f4659e47d6777be54d208f06f5faf9aff307cb3fc4b9
[INFO] running `"docker" "start" "-a" "1f33cafa9842a8e9ec85f4659e47d6777be54d208f06f5faf9aff307cb3fc4b9"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking pbft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `logs`
[INFO] [stderr]  --> src/state.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     logs: Vec<String>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from`
[INFO] [stderr]   --> src/message.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn from(s: &String) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/message_handler.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |             self.handle(&stream.unwrap());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/message_handler.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         self.handle_pre_prepare(pre_prepare);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/message_handler.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 | /                     stream.write(
[INFO] [stderr] 103 | |                         Message::new(MessageType::PrePrepare, pre_prepare.to_string())
[INFO] [stderr] 104 | |                             .to_string()
[INFO] [stderr] 105 | |                             .as_bytes()
[INFO] [stderr] 106 | |                     );
[INFO] [stderr]     | |______________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/message_handler.rs:174:21
[INFO] [stderr]     |
[INFO] [stderr] 174 |                     stream.write(message.as_bytes());
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `logs`
[INFO] [stderr]  --> src/state.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     logs: Vec<String>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from`
[INFO] [stderr]   --> src/message.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn from(s: &String) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/message_handler.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |             self.handle(&stream.unwrap());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/message_handler.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         self.handle_pre_prepare(pre_prepare);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/message_handler.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 | /                     stream.write(
[INFO] [stderr] 103 | |                         Message::new(MessageType::PrePrepare, pre_prepare.to_string())
[INFO] [stderr] 104 | |                             .to_string()
[INFO] [stderr] 105 | |                             .as_bytes()
[INFO] [stderr] 106 | |                     );
[INFO] [stderr]     | |______________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/message_handler.rs:174:21
[INFO] [stderr]     |
[INFO] [stderr] 174 |                     stream.write(message.as_bytes());
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.10s
[INFO] running `"docker" "inspect" "1f33cafa9842a8e9ec85f4659e47d6777be54d208f06f5faf9aff307cb3fc4b9"`
[INFO] running `"docker" "rm" "-f" "1f33cafa9842a8e9ec85f4659e47d6777be54d208f06f5faf9aff307cb3fc4b9"`
[INFO] [stdout] 1f33cafa9842a8e9ec85f4659e47d6777be54d208f06f5faf9aff307cb3fc4b9