[INFO] fetching crate finality-grandpa 0.16.2... [INFO] checking finality-grandpa-0.16.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate finality-grandpa 0.16.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate finality-grandpa 0.16.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate finality-grandpa 0.16.2 [INFO] finished tweaking crates.io crate finality-grandpa 0.16.2 [INFO] tweaked toml for crates.io crate finality-grandpa 0.16.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 77 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding env_logger v0.8.4 (latest: v0.11.3) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (latest: v3.1.0) [INFO] [stderr] Adding proc-macro-crate v2.0.2 (latest: v3.1.0) [INFO] [stderr] Adding radium v0.7.0 (latest: v1.1.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding toml_datetime v0.6.3 (latest: v0.6.5) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.9) [INFO] [stderr] Adding toml_edit v0.20.2 (latest: v0.22.9) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.5) [INFO] [stderr] Adding wyz v0.5.1 (latest: v0.6.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 06cde29a5ee798427d5a1e70088ccaaff9e3e188d492686ee7e5ce2257667367 [INFO] running `Command { std: "docker" "start" "-a" "06cde29a5ee798427d5a1e70088ccaaff9e3e188d492686ee7e5ce2257667367", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06cde29a5ee798427d5a1e70088ccaaff9e3e188d492686ee7e5ce2257667367", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06cde29a5ee798427d5a1e70088ccaaff9e3e188d492686ee7e5ce2257667367", kill_on_drop: false }` [INFO] [stdout] 06cde29a5ee798427d5a1e70088ccaaff9e3e188d492686ee7e5ce2257667367 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd31e0aea30e6a796b3db928bb818b0af57872cb74d7345c911fa53c721cce94 [INFO] running `Command { std: "docker" "start" "-a" "bd31e0aea30e6a796b3db928bb818b0af57872cb74d7345c911fa53c721cce94", kill_on_drop: false }` [INFO] [stderr] Compiling toml_datetime v0.6.3 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling impl-trait-for-tuples v0.2.2 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking byte-slice-cast v1.2.2 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling toml_edit v0.20.2 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Compiling proc-macro-crate v2.0.2 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling parity-scale-codec-derive v3.6.9 [INFO] [stderr] Compiling scale-info-derive v2.11.1 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking parity-scale-codec v3.6.9 [INFO] [stderr] Checking scale-info v2.11.1 [INFO] [stderr] Checking finality-grandpa v0.16.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/round.rs:26:3 [INFO] [stdout] | [INFO] [stdout] 26 | self, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:35:1 [INFO] [stdout] | [INFO] [stdout] 35 | extern crate std; [INFO] [stdout] | ----------------- the item `std` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/round.rs:29:3 [INFO] [stdout] | [INFO] [stdout] 29 | vec::Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/vote_graph.rs:23:2 [INFO] [stdout] | [INFO] [stdout] 23 | vec::Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `stream` is imported redundantly [INFO] [stdout] --> src/voter/past_rounds.rs:29:11 [INFO] [stdout] | [INFO] [stdout] 28 | prelude::*, [INFO] [stdout] | ---------- the item `stream` is already imported here [INFO] [stdout] 29 | stream::{self, futures_unordered::FuturesUnordered}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/voter_set.rs:23:3 [INFO] [stdout] | [INFO] [stdout] 23 | vec::Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/bitfield.rs:20:51 [INFO] [stdout] | [INFO] [stdout] 20 | use crate::std::{cmp::Ordering, iter, ops::BitOr, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | use crate::{std::vec::Vec, voter_set::VoterSet}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/round/context.rs:159:6 [INFO] [stdout] | [INFO] [stdout] 159 | use crate::std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/round.rs:26:3 [INFO] [stdout] | [INFO] [stdout] 26 | self, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:35:1 [INFO] [stdout] | [INFO] [stdout] 35 | extern crate std; [INFO] [stdout] | ----------------- the item `std` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/round.rs:29:3 [INFO] [stdout] | [INFO] [stdout] 29 | vec::Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/vote_graph.rs:23:2 [INFO] [stdout] | [INFO] [stdout] 23 | vec::Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `stream` is imported redundantly [INFO] [stdout] --> src/voter/past_rounds.rs:29:11 [INFO] [stdout] | [INFO] [stdout] 28 | prelude::*, [INFO] [stdout] | ---------- the item `stream` is already imported here [INFO] [stdout] 29 | stream::{self, futures_unordered::FuturesUnordered}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `VoteWeight` is imported redundantly [INFO] [stdout] --> src/voter/mod.rs:1087:13 [INFO] [stdout] | [INFO] [stdout] 1080 | use super::*; [INFO] [stdout] | -------- the item `VoteWeight` is already imported here [INFO] [stdout] ... [INFO] [stdout] 1087 | weights::{VoteWeight, VoterWeight}, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `iter` is imported redundantly [INFO] [stdout] --> src/bitfield.rs:207:6 [INFO] [stdout] | [INFO] [stdout] 206 | use super::*; [INFO] [stdout] | -------- the item `iter` is already imported here [INFO] [stdout] 207 | use crate::std::iter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/testing.rs:19:32 [INFO] [stdout] | [INFO] [stdout] 19 | std::{collections::BTreeMap, vec::Vec}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.57s [INFO] running `Command { std: "docker" "inspect" "bd31e0aea30e6a796b3db928bb818b0af57872cb74d7345c911fa53c721cce94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd31e0aea30e6a796b3db928bb818b0af57872cb74d7345c911fa53c721cce94", kill_on_drop: false }` [INFO] [stdout] bd31e0aea30e6a796b3db928bb818b0af57872cb74d7345c911fa53c721cce94