[INFO] fetching crate libzeropool-rs 0.9.1... [INFO] building libzeropool-rs-0.9.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate libzeropool-rs 0.9.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate libzeropool-rs 0.9.1 [INFO] finished tweaking crates.io crate libzeropool-rs 0.9.1 [INFO] tweaked toml for crates.io crate libzeropool-rs 0.9.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate libzeropool-rs 0.9.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 258 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.20.0 (available: v0.22.1) [INFO] [stderr] Adding borsh v0.9.3 (available: v1.5.7) [INFO] [stderr] Adding bs58 v0.4.0 (available: v0.5.1) [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding getrandom v0.2.16 (available: v0.3.3) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding subtle v2.4.1 (available: v2.6.1) [INFO] [stderr] Adding test-case v1.2.3 (available: v3.3.1) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.16) [INFO] [stderr] Adding zeroize v1.3.0 (available: v1.8.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1d3ba41ba91e8da1f797b355bd7b622c520c924ce7e0269c958564a90bad5d41 [INFO] running `Command { std: "docker" "start" "-a" "1d3ba41ba91e8da1f797b355bd7b622c520c924ce7e0269c958564a90bad5d41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d3ba41ba91e8da1f797b355bd7b622c520c924ce7e0269c958564a90bad5d41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d3ba41ba91e8da1f797b355bd7b622c520c924ce7e0269c958564a90bad5d41", kill_on_drop: false }` [INFO] [stdout] 1d3ba41ba91e8da1f797b355bd7b622c520c924ce7e0269c958564a90bad5d41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c98aac0cc0fea67a5a7ccc0f11ee6023a66d7fcc985468582508c49ee530c648 [INFO] running `Command { std: "docker" "start" "-a" "c98aac0cc0fea67a5a7ccc0f11ee6023a66d7fcc985468582508c49ee530c648", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling opaque-debug v0.3.1 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling keccak v0.1.5 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling ref-cast v1.0.24 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling alloc-no-stdlib v2.0.4 [INFO] [stderr] Compiling crunchy v0.2.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling alloc-stdlib v0.2.2 [INFO] [stderr] Compiling sha3 v0.9.1 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling ff_derive_ce v0.5.1 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling subtle v2.4.1 [INFO] [stderr] Compiling cpufeatures v0.2.17 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling universal-hash v0.4.1 [INFO] [stderr] Compiling seedbox v0.2.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling brotli-decompressor v2.5.1 [INFO] [stderr] Compiling cipher v0.3.0 [INFO] [stderr] Compiling rustc-hex v2.1.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling constant_time_eq v0.1.5 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling zeroize v1.3.0 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling ff_ce v0.7.1 [INFO] [stderr] Compiling fawkes-crypto-pairing_ce v0.18.1 [INFO] [stderr] Compiling chacha20 v0.7.3 [INFO] [stderr] Compiling borsh-schema-derive-internal v0.9.3 [INFO] [stderr] Compiling borsh-derive-internal v0.9.3 [INFO] [stderr] Compiling brotli v3.5.0 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling blake2-rfc_bellman_edition v0.0.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling ref-cast-impl v1.0.24 [INFO] [stderr] Compiling concat-idents v1.1.5 [INFO] [stderr] Compiling poly1305 v0.7.2 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling block-buffer v0.10.4 [INFO] [stderr] Compiling aead v0.4.3 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling itoa v1.0.15 [INFO] [stderr] Compiling fawkes-crypto-bellman_ce v0.3.5 [INFO] [stderr] Compiling impl-trait-for-tuples v0.1.3 [INFO] [stderr] Compiling fawkes-crypto_derive v4.3.0 [INFO] [stderr] Compiling linked-list v0.0.3 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling chacha20poly1305 v0.8.2 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Compiling parking_lot v0.12.4 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling kvdb v0.13.0 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling kvdb-memorydb v0.13.0 [INFO] [stderr] Compiling sha3 v0.10.8 [INFO] [stderr] Compiling base64 v0.20.0 [INFO] [stderr] Compiling bs58 v0.4.0 [INFO] [stderr] Compiling toml v0.5.11 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling borsh-derive v0.9.3 [INFO] [stderr] Compiling ff-uint_derive v0.2.4 [INFO] [stderr] Compiling borsh v0.9.3 [INFO] [stderr] Compiling ff-uint v0.2.4 [INFO] [stderr] Compiling fawkes-crypto v4.4.0 [INFO] [stderr] Compiling libzeropool v0.5.6 [INFO] [stderr] Compiling libzeropool-rs v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sparse_array.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn iter(&self) -> SparseArrayIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 88 | pub fn iter(&self) -> SparseArrayIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 22s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "c98aac0cc0fea67a5a7ccc0f11ee6023a66d7fcc985468582508c49ee530c648", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c98aac0cc0fea67a5a7ccc0f11ee6023a66d7fcc985468582508c49ee530c648", kill_on_drop: false }` [INFO] [stdout] c98aac0cc0fea67a5a7ccc0f11ee6023a66d7fcc985468582508c49ee530c648 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da1523ed6d144d65e4e52f3bd7359f9f3ae4328e9583c2c13afde372612e7015 [INFO] running `Command { std: "docker" "start" "-a" "da1523ed6d144d65e4e52f3bd7359f9f3ae4328e9583c2c13afde372612e7015", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling csv-core v0.1.12 [INFO] [stderr] Compiling test-case v1.2.3 [INFO] [stderr] Compiling half v1.8.3 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling rayon v1.11.0 [INFO] [stderr] Compiling ff_derive_ce v0.5.1 [INFO] [stderr] Compiling ff-uint_derive v0.2.4 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling ff-uint v0.2.4 [INFO] [stderr] Compiling ff_ce v0.7.1 [INFO] [stderr] Compiling fawkes-crypto-pairing_ce v0.18.1 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling fawkes-crypto-bellman_ce v0.3.5 [INFO] [stderr] Compiling fawkes-crypto v4.4.0 [INFO] [stderr] Compiling libzeropool v0.5.6 [INFO] [stderr] Compiling libzeropool-rs v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sparse_array.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn iter(&self) -> SparseArrayIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 88 | pub fn iter(&self) -> SparseArrayIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::AtomicUsize` [INFO] [stdout] --> src/merkle.rs:1013:9 [INFO] [stdout] | [INFO] [stdout] 1013 | use std::sync::atomic::AtomicUsize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1488:13 [INFO] [stdout] | [INFO] [stdout] 1488 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1657:13 [INFO] [stdout] | [INFO] [stdout] 1657 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1311:13 [INFO] [stdout] | [INFO] [stdout] 1311 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1208:13 [INFO] [stdout] | [INFO] [stdout] 1208 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1525:13 [INFO] [stdout] | [INFO] [stdout] 1525 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1332:13 [INFO] [stdout] | [INFO] [stdout] 1332 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1419:13 [INFO] [stdout] | [INFO] [stdout] 1419 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1223:13 [INFO] [stdout] | [INFO] [stdout] 1223 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1257:13 [INFO] [stdout] | [INFO] [stdout] 1257 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1439:13 [INFO] [stdout] | [INFO] [stdout] 1439 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1572:13 [INFO] [stdout] | [INFO] [stdout] 1572 | let mut first_tree = &mut init().tree; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1573:13 [INFO] [stdout] | [INFO] [stdout] 1573 | let mut second_tree = &mut init().tree; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1291:13 [INFO] [stdout] | [INFO] [stdout] 1291 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1460:13 [INFO] [stdout] | [INFO] [stdout] 1460 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/merkle.rs:1087:13 [INFO] [stdout] | [INFO] [stdout] 1087 | let mut tree = &mut init().tree; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/sparse_array.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn iter(&self) -> SparseArrayIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 88 | pub fn iter(&self) -> SparseArrayIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 52.33s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "da1523ed6d144d65e4e52f3bd7359f9f3ae4328e9583c2c13afde372612e7015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da1523ed6d144d65e4e52f3bd7359f9f3ae4328e9583c2c13afde372612e7015", kill_on_drop: false }` [INFO] [stdout] da1523ed6d144d65e4e52f3bd7359f9f3ae4328e9583c2c13afde372612e7015