[INFO] cloning repository https://github.com/EelenZ/MR [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EelenZ/MR" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEelenZ%2FMR", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEelenZ%2FMR'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b0434cab295d08c9be36058b6461c27009d579e6 [INFO] checking EelenZ/MR against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEelenZ%2FMR" "/workspace/builds/worker-27/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/EelenZ/MR on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/EelenZ/MR [INFO] finished tweaking git repo https://github.com/EelenZ/MR [INFO] tweaked toml for git repo https://github.com/EelenZ/MR written to /workspace/builds/worker-27/source/Cargo.toml [INFO] crate git repo https://github.com/EelenZ/MR already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded anyhow v1.0.32 [INFO] [stderr] Downloaded flume v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e22eccdef32400e8623693942b47b4aa132bf81168cd98a9414271c6a7040e2 [INFO] running `Command { std: "docker" "start" "-a" "4e22eccdef32400e8623693942b47b4aa132bf81168cd98a9414271c6a7040e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e22eccdef32400e8623693942b47b4aa132bf81168cd98a9414271c6a7040e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e22eccdef32400e8623693942b47b4aa132bf81168cd98a9414271c6a7040e2", kill_on_drop: false }` [INFO] [stdout] 4e22eccdef32400e8623693942b47b4aa132bf81168cd98a9414271c6a7040e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f163895a6d874cb4087c867a832f73a4890f7222a3a13378c63335f15eab5e5 [INFO] running `Command { std: "docker" "start" "-a" "5f163895a6d874cb4087c867a832f73a4890f7222a3a13378c63335f15eab5e5", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling anyhow v1.0.32 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Compiling miniz_oxide v0.4.2 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking spinning_top v0.2.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking flume v0.9.0 [INFO] [stderr] Checking MR v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/master.rs (5 fixes) [INFO] [stderr] Fixed src/main.rs (6 fixes) [INFO] [stderr] Fixed src/worker.rs (4 fixes) [INFO] [stderr] Fixed src/error.rs (1 fix) [INFO] [stdout] warning: type alias is never used: `Result` [INFO] [stdout] --> src/error.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | pub type Result = std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `MR` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `mr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | self.results_queue.send(JobResult::MapFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | self.results_queue.send(JobResult::ReduceFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | self.job_queue.send(Job::Map(((index + 1) as i32, input.clone()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | self.job_queue.send(Job::Reduce((index, group))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | / self.results_queue.recv() [INFO] [stdout] 122 | | .map(|_| { [INFO] [stdout] 123 | | n_complete += 1 [INFO] [stdout] 124 | | }); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Fixed src/master.rs (2 fixes) [INFO] [stderr] Fixed src/worker.rs (2 fixes) [INFO] [stdout] warning: type alias is never used: `Result` [INFO] [stdout] --> src/error.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | pub type Result = std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `MR` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `mr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | self.results_queue.send(JobResult::MapFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | self.results_queue.send(JobResult::ReduceFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 123 | work_send.send(Job::Map((1, map_file.clone()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | self.job_queue.send(Job::Map(((index + 1) as i32, input.clone()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | self.job_queue.send(Job::Reduce((index, group))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | / self.results_queue.recv() [INFO] [stdout] 122 | | .map(|_| { [INFO] [stdout] 123 | | n_complete += 1 [INFO] [stdout] 124 | | }); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 41.48s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking MR v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: type alias is never used: `Result` [INFO] [stdout] --> src/error.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | pub type Result = std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `MR` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `mr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | self.results_queue.send(JobResult::MapFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | self.results_queue.send(JobResult::ReduceFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | self.job_queue.send(Job::Map(((index + 1) as i32, input.clone()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | self.job_queue.send(Job::Reduce((index, group))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | / self.results_queue.recv() [INFO] [stdout] 122 | | .map(|_| { [INFO] [stdout] 123 | | n_complete += 1 [INFO] [stdout] 124 | | }); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Result` [INFO] [stdout] --> src/error.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | pub type Result = std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `MR` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `mr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | self.results_queue.send(JobResult::MapFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | self.results_queue.send(JobResult::ReduceFinished(job_id)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/worker.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 123 | work_send.send(Job::Map((1, map_file.clone()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | self.job_queue.send(Job::Map(((index + 1) as i32, input.clone()))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | self.job_queue.send(Job::Reduce((index, group))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/master.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | / self.results_queue.recv() [INFO] [stdout] 122 | | .map(|_| { [INFO] [stdout] 123 | | n_complete += 1 [INFO] [stdout] 124 | | }); [INFO] [stdout] | |_________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.15s [INFO] running `Command { std: "docker" "inspect" "5f163895a6d874cb4087c867a832f73a4890f7222a3a13378c63335f15eab5e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f163895a6d874cb4087c867a832f73a4890f7222a3a13378c63335f15eab5e5", kill_on_drop: false }` [INFO] [stdout] 5f163895a6d874cb4087c867a832f73a4890f7222a3a13378c63335f15eab5e5