[INFO] fetching crate hbbft 0.1.1... [INFO] checking hbbft-0.1.1 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] extracting crate hbbft 0.1.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate hbbft 0.1.1 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e9235a66cf0c0d43a06e298f9902ba86f0897c7457f8cc4be0ef8f8067294b4 [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" "8e9235a66cf0c0d43a06e298f9902ba86f0897c7457f8cc4be0ef8f8067294b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e9235a66cf0c0d43a06e298f9902ba86f0897c7457f8cc4be0ef8f8067294b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e9235a66cf0c0d43a06e298f9902ba86f0897c7457f8cc4be0ef8f8067294b4", kill_on_drop: false }` [INFO] [stdout] 8e9235a66cf0c0d43a06e298f9902ba86f0897c7457f8cc4be0ef8f8067294b4 [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ca0a46d5f2178ed7eeecaac116c339dc79f13257604297da974b3fef31eeab9 [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" "1ca0a46d5f2178ed7eeecaac116c339dc79f13257604297da974b3fef31eeab9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling memsec v0.5.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking hex_fmt v0.3.0 [INFO] [stderr] Checking bit-vec v0.6.2 [INFO] [stderr] Checking strsim v0.9.3 [INFO] [stderr] Checking init_with v1.1.0 [INFO] [stderr] Checking signifix v0.9.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Checking arrayvec v0.4.12 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling rand_derive v0.5.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking tiny-keccak v1.5.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Compiling reed-solomon-erasure v3.1.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking errno v0.2.6 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rayon-core v1.8.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand04 v0.1.1 [INFO] [stderr] Checking pairing v0.14.2 [INFO] [stderr] Checking rand04_compat v0.1.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking crossbeam v0.6.0 [INFO] [stderr] Checking rusty-fork v0.2.2 [INFO] [stderr] Checking proptest v0.8.7 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling derivative v1.0.4 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking serde v1.0.115 [INFO] [stderr] Checking threshold_crypto v0.3.2 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking docopt v1.1.0 [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, [INFO] [stdout] | ^ help: remove these parentheses [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, [INFO] [stdout] | ^ help: remove these parentheses [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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [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] [stdout] warning: 3 warnings emitted [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] 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 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] = note: The algorithm step result must be used. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `hbbft`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1ca0a46d5f2178ed7eeecaac116c339dc79f13257604297da974b3fef31eeab9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ca0a46d5f2178ed7eeecaac116c339dc79f13257604297da974b3fef31eeab9", kill_on_drop: false }` [INFO] [stdout] 1ca0a46d5f2178ed7eeecaac116c339dc79f13257604297da974b3fef31eeab9