[INFO] fetching crate hbbft 0.1.1...
[INFO] checking hbbft-0.1.1 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate hbbft 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate hbbft 0.1.1 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hbbft 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hbbft 0.1.1
[INFO] tweaked toml for crates.io crate hbbft 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 147 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.4.12 (available: v0.7.6)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fc2b28d78e557cc5cfdb45a06b28ce7bf9d74a7850ba1ade5009fc6d7922809
[INFO] running `Command { std: "docker" "start" "-a" "8fc2b28d78e557cc5cfdb45a06b28ce7bf9d74a7850ba1ade5009fc6d7922809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fc2b28d78e557cc5cfdb45a06b28ce7bf9d74a7850ba1ade5009fc6d7922809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc2b28d78e557cc5cfdb45a06b28ce7bf9d74a7850ba1ade5009fc6d7922809", kill_on_drop: false }`
[INFO] [stdout] 8fc2b28d78e557cc5cfdb45a06b28ce7bf9d74a7850ba1ade5009fc6d7922809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cef4418a32c09d1b5e631f7e6bb1abac67ea267fcbf55abd58be734dd7a65728
[INFO] running `Command { std: "docker" "start" "-a" "cef4418a32c09d1b5e631f7e6bb1abac67ea267fcbf55abd58be734dd7a65728", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
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[INFO] [stderr]     Checking gimli v0.31.0
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
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[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking miniz_oxide v0.8.0
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[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking object v0.36.4
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[INFO] [stderr]     Checking owning_ref v0.4.1
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[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking rand04 v0.1.1
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[INFO] [stderr]    Compiling serde_derive v1.0.210
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[INFO] [stderr]     Checking pairing v0.14.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking bit-set v0.5.3
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[INFO] [stderr]    Compiling rand_derive v0.5.0
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[INFO] [stderr]     Checking crossbeam-channel v0.3.9
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[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking strsim v0.10.0
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[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking signifix v0.9.0
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking threshold_crypto v0.3.2
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking hbbft v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/subset/subset.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         #[derivative(Debug(format_with = "util::fmt_hex"))] Vec<u8>,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/subset/subset.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         #[derivative(Debug(format_with = "util::fmt_hex"))] Vec<u8>,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout] 154 +         prev.high != self.high || prev.current != self.current
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout]     |         ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout] 167 +         prev.current != self.current || prev.low != self.low
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> tests/net_dynamic_hb.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 77 | /// Proptest wrapper for `do_drop_and_re_add`.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout] 154 +         prev.high != self.high || prev.current != self.current
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout]     |         ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout] 167 +         prev.current != self.current || prev.low != self.low
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout] 154 +         prev.high != self.high || prev.current != self.current
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout]     |         ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout] 167 +         prev.current != self.current || prev.low != self.low
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> tests/binary_agreement.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// Proptest wrapper for `binary_agreement` that runs the test function on generated configurations.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout] 154 +         prev.high != self.high || prev.current != self.current
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout]     |         ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout] 167 +         prev.current != self.current || prev.low != self.low
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout] 154 +         prev.high != self.high || prev.current != self.current
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout]     |         ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout] 167 +         prev.current != self.current || prev.low != self.low
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> tests/binary_agreement_mitm.rs:239:26
[INFO] [stdout]     |
[INFO] [stdout] 239 | const NUM_NODES: usize = (NODES_PER_GROUP * 3 + 1);
[INFO] [stdout]     |                          ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 - const NUM_NODES: usize = (NODES_PER_GROUP * 3 + 1);
[INFO] [stdout] 239 + const NUM_NODES: usize = NODES_PER_GROUP * 3 + 1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout] 154 +         prev.high != self.high || prev.current != self.current
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout]     |         ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout] 167 +         prev.current != self.current || prev.low != self.low
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout] 154 +         prev.high != self.high || prev.current != self.current
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout]     |         ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout] 167 +         prev.current != self.current || prev.low != self.low
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout] 154 +         prev.high != self.high || prev.current != self.current
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout]     |         ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout] 167 +         prev.current != self.current || prev.low != self.low
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 154 -         (prev.high != self.high || prev.current != self.current)
[INFO] [stdout] 154 +         prev.high != self.high || prev.current != self.current
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> tests/net/proptest.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout]     |         ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -         (prev.current != self.current || prev.low != self.low)
[INFO] [stdout] 167 +         prev.current != self.current || prev.low != self.low
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused `hbbft::Step` in tuple element 1 that must be used
[INFO] [stdout]    --> tests/binary_agreement_mitm.rs:482:9
[INFO] [stdout]     |
[INFO] [stdout] 482 |         net.crank_expect(&mut rng);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: The algorithm step result must be used.
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> tests/binary_agreement_mitm.rs:1:9
[INFO] [stdout]     |
[INFO] [stdout] 1   | #![deny(unused_must_use)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hbbft` (test "binary_agreement_mitm") due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cef4418a32c09d1b5e631f7e6bb1abac67ea267fcbf55abd58be734dd7a65728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef4418a32c09d1b5e631f7e6bb1abac67ea267fcbf55abd58be734dd7a65728", kill_on_drop: false }`
[INFO] [stdout] cef4418a32c09d1b5e631f7e6bb1abac67ea267fcbf55abd58be734dd7a65728
