[INFO] cloning repository https://github.com/jsdw/advent-of-code-2019 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsdw/advent-of-code-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsdw%2Fadvent-of-code-2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsdw%2Fadvent-of-code-2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 094c2edfc4880a572ef58cd2fb4618f4551e8ce6 [INFO] checking jsdw/advent-of-code-2019 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsdw%2Fadvent-of-code-2019" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jsdw/advent-of-code-2019 [INFO] finished tweaking git repo https://github.com/jsdw/advent-of-code-2019 [INFO] tweaked toml for git repo https://github.com/jsdw/advent-of-code-2019 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jsdw/advent-of-code-2019 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jsdw/advent-of-code-2019 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... 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"+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2134cd2242912732dc78e4febcaf0393ef601fe64397b64a87eb8d7b76403144 [INFO] running `Command { std: "docker" "start" "-a" "2134cd2242912732dc78e4febcaf0393ef601fe64397b64a87eb8d7b76403144", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] 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(/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `intcode::Intcode` [INFO] [stdout] --> src/support/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use intcode::Intcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ReadIter` [INFO] [stdout] --> src/support/mod.rs:11:22 [INFO] [stdout] | [INFO] [stdout] 11 | pub use read_iter::{ ReadIter, IntoReadIter }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `intcode::Intcode` [INFO] [stdout] --> src/support/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use intcode::Intcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ReadIter` [INFO] [stdout] --> src/support/mod.rs:11:22 [INFO] [stdout] | [INFO] [stdout] 11 | pub use read_iter::{ ReadIter, IntoReadIter }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day12.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 20 - .into_iter() [INFO] [stdout] 20 + .iter() [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 19 - let repeats: Vec<_> = [Dimension::X, Dimension::Y, Dimension::Z] [INFO] [stdout] 20 - .into_iter() [INFO] [stdout] 19 + let repeats: Vec<_> = IntoIterator::into_iter([Dimension::X, Dimension::Y, Dimension::Z]) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/days/day14.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | fn make_recipes(reactions: &[Reaction]) -> Recipes { [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] 39 | fn make_recipes(reactions: &[Reaction]) -> Recipes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day15.rs:110:26 [INFO] [stdout] | [INFO] [stdout] 110 | .chain([(end,0)].into_iter().cloned()) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 110 - .chain([(end,0)].into_iter().cloned()) [INFO] [stdout] 110 + .chain([(end,0)].iter().cloned()) [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 110 - .chain([(end,0)].into_iter().cloned()) [INFO] [stdout] 110 + .chain(IntoIterator::into_iter([(end,0)]).cloned()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day15.rs:117:18 [INFO] [stdout] | [INFO] [stdout] 117 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 117 - .into_iter() [INFO] [stdout] 117 + .iter() [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 116 - let d = *[Direction::North, Direction::East, Direction::South, Direction::West] [INFO] [stdout] 117 - .into_iter() [INFO] [stdout] 116 + let d = *IntoIterator::into_iter([Direction::North, Direction::East, Direction::South, Direction::West]) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day15.rs:153:11 [INFO] [stdout] | [INFO] [stdout] 153 | DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 153 - DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] 153 + DIFFS.iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 153 - DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] 153 + IntoIterator::into_iter(DIFFS).map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day17.rs:93:15 [INFO] [stdout] | [INFO] [stdout] 93 | DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 93 - DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] 93 + DIFFS.iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 93 - DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] 93 + IntoIterator::into_iter(DIFFS).map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day18.rs:108:10 [INFO] [stdout] | [INFO] [stdout] 108 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 108 - .into_iter() [INFO] [stdout] 108 + .iter() [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 107 - [(0,1),(1,0),(-1,0),(0,-1)] [INFO] [stdout] 108 - .into_iter() [INFO] [stdout] 107 + IntoIterator::into_iter([(0,1),(1,0),(-1,0),(0,-1)]) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day12.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 20 - .into_iter() [INFO] [stdout] 20 + .iter() [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 19 - let repeats: Vec<_> = [Dimension::X, Dimension::Y, Dimension::Z] [INFO] [stdout] 20 - .into_iter() [INFO] [stdout] 19 + let repeats: Vec<_> = IntoIterator::into_iter([Dimension::X, Dimension::Y, Dimension::Z]) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/days/day14.rs:39:28 [INFO] [stdout] | [INFO] [stdout] 39 | fn make_recipes(reactions: &[Reaction]) -> Recipes { [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] 39 | fn make_recipes(reactions: &[Reaction]) -> Recipes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day15.rs:110:26 [INFO] [stdout] | [INFO] [stdout] 110 | .chain([(end,0)].into_iter().cloned()) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 110 - .chain([(end,0)].into_iter().cloned()) [INFO] [stdout] 110 + .chain([(end,0)].iter().cloned()) [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 110 - .chain([(end,0)].into_iter().cloned()) [INFO] [stdout] 110 + .chain(IntoIterator::into_iter([(end,0)]).cloned()) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day15.rs:117:18 [INFO] [stdout] | [INFO] [stdout] 117 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 117 - .into_iter() [INFO] [stdout] 117 + .iter() [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 116 - let d = *[Direction::North, Direction::East, Direction::South, Direction::West] [INFO] [stdout] 117 - .into_iter() [INFO] [stdout] 116 + let d = *IntoIterator::into_iter([Direction::North, Direction::East, Direction::South, Direction::West]) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day15.rs:153:11 [INFO] [stdout] | [INFO] [stdout] 153 | DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 153 - DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] 153 + DIFFS.iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 153 - DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] 153 + IntoIterator::into_iter(DIFFS).map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day17.rs:93:15 [INFO] [stdout] | [INFO] [stdout] 93 | DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 93 - DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] 93 + DIFFS.iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 93 - DIFFS.into_iter().map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] 93 + IntoIterator::into_iter(DIFFS).map(move |(xd,yd)| (x+xd,y+yd)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/days/day18.rs:108:10 [INFO] [stdout] | [INFO] [stdout] 108 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 108 - .into_iter() [INFO] [stdout] 108 + .iter() [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 107 - [(0,1),(1,0),(-1,0),(0,-1)] [INFO] [stdout] 108 - .into_iter() [INFO] [stdout] 107 + IntoIterator::into_iter([(0,1),(1,0),(-1,0),(0,-1)]) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.64s [INFO] running `Command { std: "docker" "inspect" "2134cd2242912732dc78e4febcaf0393ef601fe64397b64a87eb8d7b76403144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2134cd2242912732dc78e4febcaf0393ef601fe64397b64a87eb8d7b76403144", kill_on_drop: false }` [INFO] [stdout] 2134cd2242912732dc78e4febcaf0393ef601fe64397b64a87eb8d7b76403144