[INFO] updating cached repository https://github.com/ruchirK/persisting-arrangements [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a1ac686ba1e885f4d6bc721557e77812896a0661 [INFO] testing ruchirK/persisting-arrangements against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FruchirK%2Fpersisting-arrangements" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ruchirK/persisting-arrangements on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ruchirK/persisting-arrangements [INFO] finished tweaking git repo https://github.com/ruchirK/persisting-arrangements [INFO] tweaked toml for git repo https://github.com/ruchirK/persisting-arrangements written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/ruchirK/persisting-arrangements already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 80910d47118f3e94b03d131f03c40c5e81fe891e133a403020c8798cb21c812d [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" "80910d47118f3e94b03d131f03c40c5e81fe891e133a403020c8798cb21c812d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "80910d47118f3e94b03d131f03c40c5e81fe891e133a403020c8798cb21c812d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80910d47118f3e94b03d131f03c40c5e81fe891e133a403020c8798cb21c812d", kill_on_drop: false }` [INFO] [stdout] 80910d47118f3e94b03d131f03c40c5e81fe891e133a403020c8798cb21c812d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d851d9541357dfad125463c4461abae08d81e3c08b52e8de192be13b3c8e41d [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" "3d851d9541357dfad125463c4461abae08d81e3c08b52e8de192be13b3c8e41d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling timely_logging v0.11.1 (https://github.com/TimelyDataflow/timely-dataflow#516e1d19) [INFO] [stderr] Compiling abomonation v0.7.3 [INFO] [stderr] Compiling timely_bytes v0.11.0 (https://github.com/TimelyDataflow/timely-dataflow#516e1d19) [INFO] [stderr] Compiling timely_sort v0.1.6 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling abomonation_derive v0.5.0 [INFO] [stderr] Compiling timely_communication v0.11.1 (https://github.com/TimelyDataflow/timely-dataflow#516e1d19) [INFO] [stderr] Compiling timely v0.11.1 (https://github.com/TimelyDataflow/timely-dataflow#516e1d19) [INFO] [stderr] Compiling differential-dataflow v0.11.0 (https://github.com/TimelyDataflow/differential-dataflow#1a977866) [INFO] [stderr] Compiling persisting-arrangements v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `differential_dataflow::input::Input` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use differential_dataflow::input::Input; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ArrangeBySelf` [INFO] [stdout] --> src/main.rs:7:63 [INFO] [stdout] | [INFO] [stdout] 7 | use differential_dataflow::operators::arrange::{ArrangeByKey, ArrangeBySelf}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Handle` [INFO] [stdout] --> src/main.rs:16:42 [INFO] [stdout] | [INFO] [stdout] 16 | use timely::dataflow::operators::probe::{Handle, Probe}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Capability` [INFO] [stdout] --> src/main.rs:17:35 [INFO] [stdout] | [INFO] [stdout] 17 | use timely::dataflow::operators::{Capability, Inspect}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Probe` [INFO] [stdout] --> src/main.rs:16:50 [INFO] [stdout] | [INFO] [stdout] 16 | use timely::dataflow::operators::probe::{Handle, Probe}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Inspect` [INFO] [stdout] --> src/main.rs:17:47 [INFO] [stdout] | [INFO] [stdout] 17 | use timely::dataflow::operators::{Capability, Inspect}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/main.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | let handle = probe.clone(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:85:57 [INFO] [stdout] | [INFO] [stdout] 85 | source::<_, _, _, _>(scope, "BatchReader", |mut capability, info| { [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:184:29 [INFO] [stdout] | [INFO] [stdout] 184 | let mut time = cap.time().clone(); [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/main.rs:174:55 [INFO] [stdout] | [INFO] [stdout] 174 | let manages = source(scope, "DataInput", |mut capability, info| { [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/main.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut delta = 10000; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 26s [INFO] running `Command { std: "docker" "inspect" "3d851d9541357dfad125463c4461abae08d81e3c08b52e8de192be13b3c8e41d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d851d9541357dfad125463c4461abae08d81e3c08b52e8de192be13b3c8e41d", kill_on_drop: false }` [INFO] [stdout] 3d851d9541357dfad125463c4461abae08d81e3c08b52e8de192be13b3c8e41d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc01f62d330c7a3b4530776e5d36cab8e7a669fc5ad18551c839e627d8de0dac [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" "cc01f62d330c7a3b4530776e5d36cab8e7a669fc5ad18551c839e627d8de0dac", kill_on_drop: false }` [INFO] [stderr] Compiling persisting-arrangements v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `differential_dataflow::input::Input` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use differential_dataflow::input::Input; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ArrangeBySelf` [INFO] [stdout] --> src/main.rs:7:63 [INFO] [stdout] | [INFO] [stdout] 7 | use differential_dataflow::operators::arrange::{ArrangeByKey, ArrangeBySelf}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Handle` [INFO] [stdout] --> src/main.rs:16:42 [INFO] [stdout] | [INFO] [stdout] 16 | use timely::dataflow::operators::probe::{Handle, Probe}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Capability` [INFO] [stdout] --> src/main.rs:17:35 [INFO] [stdout] | [INFO] [stdout] 17 | use timely::dataflow::operators::{Capability, Inspect}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Probe` [INFO] [stdout] --> src/main.rs:16:50 [INFO] [stdout] | [INFO] [stdout] 16 | use timely::dataflow::operators::probe::{Handle, Probe}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Inspect` [INFO] [stdout] --> src/main.rs:17:47 [INFO] [stdout] | [INFO] [stdout] 17 | use timely::dataflow::operators::{Capability, Inspect}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/main.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | let handle = probe.clone(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:85:57 [INFO] [stdout] | [INFO] [stdout] 85 | source::<_, _, _, _>(scope, "BatchReader", |mut capability, info| { [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:184:29 [INFO] [stdout] | [INFO] [stdout] 184 | let mut time = cap.time().clone(); [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/main.rs:174:55 [INFO] [stdout] | [INFO] [stdout] 174 | let manages = source(scope, "DataInput", |mut capability, info| { [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/main.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut delta = 10000; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "cc01f62d330c7a3b4530776e5d36cab8e7a669fc5ad18551c839e627d8de0dac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc01f62d330c7a3b4530776e5d36cab8e7a669fc5ad18551c839e627d8de0dac", kill_on_drop: false }` [INFO] [stdout] cc01f62d330c7a3b4530776e5d36cab8e7a669fc5ad18551c839e627d8de0dac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 44b2cde667d5fc0768bc2f41fc7d1092ad761bc833885829f44b6b56f9ee7230 [INFO] running `Command { std: "docker" "start" "-a" "44b2cde667d5fc0768bc2f41fc7d1092ad761bc833885829f44b6b56f9ee7230", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `differential_dataflow::input::Input` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use differential_dataflow::input::Input; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ArrangeBySelf` [INFO] [stderr] --> src/main.rs:7:63 [INFO] [stderr] | [INFO] [stderr] 7 | use differential_dataflow::operators::arrange::{ArrangeByKey, ArrangeBySelf}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Handle` [INFO] [stderr] --> src/main.rs:16:42 [INFO] [stderr] | [INFO] [stderr] 16 | use timely::dataflow::operators::probe::{Handle, Probe}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Capability` [INFO] [stderr] --> src/main.rs:17:35 [INFO] [stderr] | [INFO] [stderr] 17 | use timely::dataflow::operators::{Capability, Inspect}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Probe` [INFO] [stderr] --> src/main.rs:16:50 [INFO] [stderr] | [INFO] [stderr] 16 | use timely::dataflow::operators::probe::{Handle, Probe}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Inspect` [INFO] [stderr] --> src/main.rs:17:47 [INFO] [stderr] | [INFO] [stderr] 17 | use timely::dataflow::operators::{Capability, Inspect}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handle` [INFO] [stderr] --> src/main.rs:176:21 [INFO] [stderr] | [INFO] [stderr] 176 | let handle = probe.clone(); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:85:57 [INFO] [stderr] | [INFO] [stderr] 85 | source::<_, _, _, _>(scope, "BatchReader", |mut capability, info| { [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:184:29 [INFO] [stderr] | [INFO] [stderr] 184 | let mut time = cap.time().clone(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:174:55 [INFO] [stderr] | [INFO] [stderr] 174 | let manages = source(scope, "DataInput", |mut capability, info| { [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut delta = 10000; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/persisting_arrangements-c4ddcf40df424c51 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "44b2cde667d5fc0768bc2f41fc7d1092ad761bc833885829f44b6b56f9ee7230", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44b2cde667d5fc0768bc2f41fc7d1092ad761bc833885829f44b6b56f9ee7230", kill_on_drop: false }` [INFO] [stdout] 44b2cde667d5fc0768bc2f41fc7d1092ad761bc833885829f44b6b56f9ee7230