[INFO] crate mongors 0.2.2 is already in cache [INFO] extracting crate mongors 0.2.2 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/mongors/0.2.2 [INFO] extracting crate mongors 0.2.2 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/mongors/0.2.2 [INFO] validating manifest of mongors-0.2.2 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mongors-0.2.2 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mongors-0.2.2 [INFO] finished frobbing mongors-0.2.2 [INFO] frobbed toml for mongors-0.2.2 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/mongors/0.2.2/Cargo.toml [INFO] started frobbing mongors-0.2.2 [INFO] finished frobbing mongors-0.2.2 [INFO] frobbed toml for mongors-0.2.2 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/mongors/0.2.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking mongors-0.2.2 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/mongors/0.2.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] e38b5ab66978a1c3355293ebbcd939ab44eb0a750a4eb341206fa7b0cc80845a [INFO] running `"docker" "start" "-a" "e38b5ab66978a1c3355293ebbcd939ab44eb0a750a4eb341206fa7b0cc80845a"` [INFO] [stderr] Checking untrusted v0.6.2 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking chrono v0.4.7 [INFO] [stderr] Checking mongors v0.2.2 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/encode.rs:49:32 [INFO] [stderr] | [INFO] [stderr] 49 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/decode.rs:95:32 [INFO] [stderr] | [INFO] [stderr] 95 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/serde/decode.rs:24:47 [INFO] [stderr] | [INFO] [stderr] 24 | fn invalid_type(_unexp: Unexpected, exp: &Expected) -> DecodeError { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Expected` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/serde/decode.rs:28:48 [INFO] [stderr] | [INFO] [stderr] 28 | fn invalid_value(_unexp: Unexpected, exp: &Expected) -> DecodeError { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Expected` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/serde/decode.rs:32:41 [INFO] [stderr] | [INFO] [stderr] 32 | fn invalid_length(len: usize, exp: &Expected) -> DecodeError { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Expected` [INFO] [stderr] [INFO] [stderr] warning: the item `Error` is imported redundantly [INFO] [stderr] --> src/bson/serde/decode.rs:704:13 [INFO] [stderr] | [INFO] [stderr] 8 | use serde::de::{Error, Expected, Unexpected}; [INFO] [stderr] | ----- the item `Error` is already imported here [INFO] [stderr] ... [INFO] [stderr] 704 | use serde::de::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/object_id.rs:84:32 [INFO] [stderr] | [INFO] [stderr] 84 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/util/hex.rs:77:21 [INFO] [stderr] | [INFO] [stderr] 77 | b'A'...b'F' => buf |= byte - b'A' + 10, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/util/hex.rs:78:21 [INFO] [stderr] | [INFO] [stderr] 78 | b'a'...b'f' => buf |= byte - b'a' + 10, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/util/hex.rs:79:21 [INFO] [stderr] | [INFO] [stderr] 79 | b'0'...b'9' => buf |= byte - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/util/textnonce.rs:37:32 [INFO] [stderr] | [INFO] [stderr] 37 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/encode.rs:49:32 [INFO] [stderr] | [INFO] [stderr] 49 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/decode.rs:95:32 [INFO] [stderr] | [INFO] [stderr] 95 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/serde/decode.rs:24:47 [INFO] [stderr] | [INFO] [stderr] 24 | fn invalid_type(_unexp: Unexpected, exp: &Expected) -> DecodeError { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Expected` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/serde/decode.rs:28:48 [INFO] [stderr] | [INFO] [stderr] 28 | fn invalid_value(_unexp: Unexpected, exp: &Expected) -> DecodeError { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Expected` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bson/serde/decode.rs:32:41 [INFO] [stderr] | [INFO] [stderr] 32 | fn invalid_length(len: usize, exp: &Expected) -> DecodeError { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Expected` [INFO] [stderr] [INFO] [stderr] warning: the item `Error` is imported redundantly [INFO] [stderr] --> src/bson/serde/decode.rs:704:13 [INFO] [stderr] | [INFO] [stderr] 8 | use serde::de::{Error, Expected, Unexpected}; [INFO] [stderr] | ----- the item `Error` is already imported here [INFO] [stderr] ... [INFO] [stderr] 704 | use serde::de::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/object_id.rs:84:32 [INFO] [stderr] | [INFO] [stderr] 84 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/util/hex.rs:77:21 [INFO] [stderr] | [INFO] [stderr] 77 | b'A'...b'F' => buf |= byte - b'A' + 10, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/util/hex.rs:78:21 [INFO] [stderr] | [INFO] [stderr] 78 | b'a'...b'f' => buf |= byte - b'a' + 10, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/util/hex.rs:79:21 [INFO] [stderr] | [INFO] [stderr] 79 | b'0'...b'9' => buf |= byte - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/util/textnonce.rs:37:32 [INFO] [stderr] | [INFO] [stderr] 37 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:227:32 [INFO] [stderr] | [INFO] [stderr] 227 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:227:32 [INFO] [stderr] | [INFO] [stderr] 227 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/collection/error.rs:56:32 [INFO] [stderr] | [INFO] [stderr] 56 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/collection/error.rs:66:32 [INFO] [stderr] | [INFO] [stderr] 66 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/collection/error.rs:56:32 [INFO] [stderr] | [INFO] [stderr] 56 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/collection/error.rs:66:32 [INFO] [stderr] | [INFO] [stderr] 66 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/object_id.rs:3:48 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/object_id.rs:31:35 [INFO] [stderr] | [INFO] [stderr] 31 | static OID_COUNTER: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_ISIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/client.rs:2:48 [INFO] [stderr] | [INFO] [stderr] 2 | use std::sync::atomic::{AtomicIsize, Ordering, ATOMIC_ISIZE_INIT}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_ISIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/client.rs:124:29 [INFO] [stderr] | [INFO] [stderr] 124 | request_id: ATOMIC_ISIZE_INIT, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicIsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/pool.rs:3:48 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/pool.rs:87:31 [INFO] [stderr] | [INFO] [stderr] 87 | len: Arc::new(ATOMIC_USIZE_INIT), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_ISIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/gridfs/file.rs:7:38 [INFO] [stderr] | [INFO] [stderr] 7 | use std::sync::atomic::{AtomicIsize, ATOMIC_ISIZE_INIT, Ordering}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_ISIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/gridfs/file.rs:138:32 [INFO] [stderr] | [INFO] [stderr] 138 | wpending: Arc::new(ATOMIC_ISIZE_INIT), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicIsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/object_id.rs:3:48 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/object_id.rs:31:35 [INFO] [stderr] | [INFO] [stderr] 31 | static OID_COUNTER: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_ISIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/client.rs:2:48 [INFO] [stderr] | [INFO] [stderr] 2 | use std::sync::atomic::{AtomicIsize, Ordering, ATOMIC_ISIZE_INIT}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_ISIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/client.rs:124:29 [INFO] [stderr] | [INFO] [stderr] 124 | request_id: ATOMIC_ISIZE_INIT, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicIsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/pool.rs:3:48 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/pool.rs:87:31 [INFO] [stderr] | [INFO] [stderr] 87 | len: Arc::new(ATOMIC_USIZE_INIT), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_ISIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/gridfs/file.rs:7:38 [INFO] [stderr] | [INFO] [stderr] 7 | use std::sync::atomic::{AtomicIsize, ATOMIC_ISIZE_INIT, Ordering}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_ISIZE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/gridfs/file.rs:138:32 [INFO] [stderr] | [INFO] [stderr] 138 | wpending: Arc::new(ATOMIC_ISIZE_INIT), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicIsize::new(0)` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/topology/monitor.rs:333:25 [INFO] [stderr] | [INFO] [stderr] 333 | Ok((mut doc, rtt)) => self.update_with_is_master_cursor(&doc, rtt), [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/topology/monitor.rs:333:25 [INFO] [stderr] | [INFO] [stderr] 333 | Ok((mut doc, rtt)) => self.update_with_is_master_cursor(&doc, rtt), [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] Finished dev [unoptimized + debuginfo] target(s) in 12.44s [INFO] running `"docker" "inspect" "e38b5ab66978a1c3355293ebbcd939ab44eb0a750a4eb341206fa7b0cc80845a"` [INFO] running `"docker" "rm" "-f" "e38b5ab66978a1c3355293ebbcd939ab44eb0a750a4eb341206fa7b0cc80845a"` [INFO] [stdout] e38b5ab66978a1c3355293ebbcd939ab44eb0a750a4eb341206fa7b0cc80845a