[INFO] crate metrix 0.9.9 is already in cache
[INFO] checking metrix-0.9.9 against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] extracting crate metrix 0.9.9 into work/builds/worker-3/source
[INFO] validating manifest of crates.io crate metrix 0.9.9 on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate metrix 0.9.9
[INFO] finished tweaking crates.io crate metrix 0.9.9
[INFO] tweaked toml for crates.io crate metrix 0.9.9 written to work/builds/worker-3/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0411c1359ff318804d79bff2e3bb73d32c6e1faeca8d01c8dfeec35096c583e5
[INFO] running `"docker" "start" "-a" "0411c1359ff318804d79bff2e3bb73d32c6e1faeca8d01c8dfeec35096c583e5"`
[INFO] [stderr]     Checking metrics v0.2.3
[INFO] [stderr]     Checking rand_pcg v0.2.0
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking exponential-decay-histogram v0.1.5
[INFO] [stderr]     Checking metrix v0.9.9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cockpit.rs:107:23
[INFO] [stderr]     |
[INFO] [stderr] 107 |     handlers: Vec<Box<HandlesObservations<Label = L>>>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[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/cockpit.rs:108:27
[INFO] [stderr]     |
[INFO] [stderr] 108 |     snapshooters: Vec<Box<PutsSnapshot>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cockpit.rs:229:36
[INFO] [stderr]     |
[INFO] [stderr] 229 |     pub fn handlers(&self) -> Vec<&HandlesObservations<Label = L>> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cockpit.rs:242:40
[INFO] [stderr]     |
[INFO] [stderr] 242 |     pub fn snapshooters(&self) -> Vec<&PutsSnapshot> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/driver.rs:267:32
[INFO] [stderr]     |
[INFO] [stderr] 267 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]  --> src/instruments/other_instruments/multi_meter.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time::{Duration, Instant};
[INFO] [stderr]   |                 ^^^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MeterRate`, `MeterSnapshot`
[INFO] [stderr]  --> src/instruments/other_instruments/multi_meter.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | use instruments::meter::{MeterRate, MeterSnapshot};
[INFO] [stderr]   |                          ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Instrument`, `Update`
[INFO] [stderr]  --> src/instruments/other_instruments/multi_meter.rs:4:43
[INFO] [stderr]   |
[INFO] [stderr] 4 | use instruments::{BorrowedLabelAndUpdate, Instrument, Meter, Update, Updates};
[INFO] [stderr]   |                                           ^^^^^^^^^^         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ItemKind`
[INFO] [stderr]  --> src/instruments/other_instruments/value_meter.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use snapshot::{ItemKind, Snapshot};
[INFO] [stderr]   |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util`
[INFO] [stderr]   --> src/instruments/other_instruments/value_meter.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use util;
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/instruments/mod.rs:183:26
[INFO] [stderr]     |
[INFO] [stderr] 183 |     instruments: Vec<Box<Instrument>>,
[INFO] [stderr]     |                          ^^^^^^^^^^ help: use `dyn`: `dyn Instrument`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/instruments/mod.rs:184:27
[INFO] [stderr]     |
[INFO] [stderr] 184 |     snapshooters: Vec<Box<PutsSnapshot>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/instruments/mod.rs:263:40
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn snapshooters(&self) -> Vec<&PutsSnapshot> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/instruments/mod.rs:271:39
[INFO] [stderr]     |
[INFO] [stderr] 271 |     pub fn instruments(&self) -> Vec<&Instrument> {
[INFO] [stderr]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn Instrument`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/processor.rs:32:20
[INFO] [stderr]    |
[INFO] [stderr] 32 |     AddHandler(Box<HandlesObservations<Label = L>>),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:149:23
[INFO] [stderr]     |
[INFO] [stderr] 149 |     handlers: Vec<Box<HandlesObservations<Label = L>>>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:151:27
[INFO] [stderr]     |
[INFO] [stderr] 151 |     snapshooters: Vec<Box<PutsSnapshot>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:225:48
[INFO] [stderr]     |
[INFO] [stderr] 225 |     pub fn add_handler(&mut self, handler: Box<HandlesObservations<Label = L>>) {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:230:36
[INFO] [stderr]     |
[INFO] [stderr] 230 |     pub fn handlers(&self) -> Vec<&HandlesObservations<Label = L>> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:241:40
[INFO] [stderr]     |
[INFO] [stderr] 241 |     pub fn snapshooters(&self) -> Vec<&PutsSnapshot> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:391:25
[INFO] [stderr]     |
[INFO] [stderr] 391 |     processors: Vec<Box<ProcessesTelemetryMessages>>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProcessesTelemetryMessages`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:392:27
[INFO] [stderr]     |
[INFO] [stderr] 392 |     snapshooters: Vec<Box<PutsSnapshot>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:426:38
[INFO] [stderr]     |
[INFO] [stderr] 426 |     pub fn processors(&self) -> Vec<&ProcessesTelemetryMessages> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProcessesTelemetryMessages`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:431:40
[INFO] [stderr]     |
[INFO] [stderr] 431 |     pub fn snapshooters(&self) -> Vec<&PutsSnapshot> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:316:40
[INFO] [stderr]     |
[INFO] [stderr] 316 |     fn add_handler(&self, handler: Box<HandlesObservations<Label = L>>) -> &Self;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:356:40
[INFO] [stderr]     |
[INFO] [stderr] 356 |     fn add_handler(&self, handler: Box<HandlesObservations<Label = L>>) -> &Self {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:408:40
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn add_handler(&self, handler: Box<HandlesObservations<Label = L>>) -> &Self {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cockpit.rs:107:23
[INFO] [stderr]     |
[INFO] [stderr] 107 |     handlers: Vec<Box<HandlesObservations<Label = L>>>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[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/cockpit.rs:108:27
[INFO] [stderr]     |
[INFO] [stderr] 108 |     snapshooters: Vec<Box<PutsSnapshot>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cockpit.rs:229:36
[INFO] [stderr]     |
[INFO] [stderr] 229 |     pub fn handlers(&self) -> Vec<&HandlesObservations<Label = L>> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cockpit.rs:242:40
[INFO] [stderr]     |
[INFO] [stderr] 242 |     pub fn snapshooters(&self) -> Vec<&PutsSnapshot> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/driver.rs:267:32
[INFO] [stderr]     |
[INFO] [stderr] 267 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]  --> src/instruments/other_instruments/multi_meter.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time::{Duration, Instant};
[INFO] [stderr]   |                 ^^^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MeterRate`, `MeterSnapshot`
[INFO] [stderr]  --> src/instruments/other_instruments/multi_meter.rs:3:26
[INFO] [stderr]   |
[INFO] [stderr] 3 | use instruments::meter::{MeterRate, MeterSnapshot};
[INFO] [stderr]   |                          ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Instrument`, `Update`
[INFO] [stderr]  --> src/instruments/other_instruments/multi_meter.rs:4:43
[INFO] [stderr]   |
[INFO] [stderr] 4 | use instruments::{BorrowedLabelAndUpdate, Instrument, Meter, Update, Updates};
[INFO] [stderr]   |                                           ^^^^^^^^^^         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ItemKind`
[INFO] [stderr]  --> src/instruments/other_instruments/value_meter.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use snapshot::{ItemKind, Snapshot};
[INFO] [stderr]   |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util`
[INFO] [stderr]   --> src/instruments/other_instruments/value_meter.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use util;
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/instruments/mod.rs:183:26
[INFO] [stderr]     |
[INFO] [stderr] 183 |     instruments: Vec<Box<Instrument>>,
[INFO] [stderr]     |                          ^^^^^^^^^^ help: use `dyn`: `dyn Instrument`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/instruments/mod.rs:184:27
[INFO] [stderr]     |
[INFO] [stderr] 184 |     snapshooters: Vec<Box<PutsSnapshot>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/instruments/mod.rs:263:40
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn snapshooters(&self) -> Vec<&PutsSnapshot> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/instruments/mod.rs:271:39
[INFO] [stderr]     |
[INFO] [stderr] 271 |     pub fn instruments(&self) -> Vec<&Instrument> {
[INFO] [stderr]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn Instrument`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/processor.rs:32:20
[INFO] [stderr]    |
[INFO] [stderr] 32 |     AddHandler(Box<HandlesObservations<Label = L>>),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:149:23
[INFO] [stderr]     |
[INFO] [stderr] 149 |     handlers: Vec<Box<HandlesObservations<Label = L>>>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:151:27
[INFO] [stderr]     |
[INFO] [stderr] 151 |     snapshooters: Vec<Box<PutsSnapshot>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:225:48
[INFO] [stderr]     |
[INFO] [stderr] 225 |     pub fn add_handler(&mut self, handler: Box<HandlesObservations<Label = L>>) {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:230:36
[INFO] [stderr]     |
[INFO] [stderr] 230 |     pub fn handlers(&self) -> Vec<&HandlesObservations<Label = L>> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:241:40
[INFO] [stderr]     |
[INFO] [stderr] 241 |     pub fn snapshooters(&self) -> Vec<&PutsSnapshot> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:391:25
[INFO] [stderr]     |
[INFO] [stderr] 391 |     processors: Vec<Box<ProcessesTelemetryMessages>>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProcessesTelemetryMessages`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:392:27
[INFO] [stderr]     |
[INFO] [stderr] 392 |     snapshooters: Vec<Box<PutsSnapshot>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:426:38
[INFO] [stderr]     |
[INFO] [stderr] 426 |     pub fn processors(&self) -> Vec<&ProcessesTelemetryMessages> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProcessesTelemetryMessages`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/processor.rs:431:40
[INFO] [stderr]     |
[INFO] [stderr] 431 |     pub fn snapshooters(&self) -> Vec<&PutsSnapshot> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn PutsSnapshot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:316:40
[INFO] [stderr]     |
[INFO] [stderr] 316 |     fn add_handler(&self, handler: Box<HandlesObservations<Label = L>>) -> &Self;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:356:40
[INFO] [stderr]     |
[INFO] [stderr] 356 |     fn add_handler(&self, handler: Box<HandlesObservations<Label = L>>) -> &Self {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:408:40
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn add_handler(&self, handler: Box<HandlesObservations<Label = L>>) -> &Self {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn HandlesObservations<Label = L>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Descriptive`
[INFO] [stderr]  --> src/instruments/other_instruments/multi_meter.rs:7:6
[INFO] [stderr]   |
[INFO] [stderr] 7 | use {Descriptive, HandlesObservations, Observation, PutsSnapshot};
[INFO] [stderr]   |      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/driver.rs:243:28
[INFO] [stderr]     |
[INFO] [stderr] 243 |         rx.recv().map_err(|err| GetSnapshotError)
[INFO] [stderr]     |                            ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `into`
[INFO] [stderr]    --> src/instruments/other_instruments/multi_meter.rs:113:40
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn put_values_into_snapshot(&self, into: &mut Snapshot, descriptive: bool) {
[INFO] [stderr]     |                                        ^^^^ help: consider prefixing with an underscore: `_into`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `descriptive`
[INFO] [stderr]    --> src/instruments/other_instruments/multi_meter.rs:113:61
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn put_values_into_snapshot(&self, into: &mut Snapshot, descriptive: bool) {
[INFO] [stderr]     |                                                             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_descriptive`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `lower_cutoff`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     lower_cutoff: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `one_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     one_minute_rate_enabled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `five_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     five_minute_rate_enabled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `fifteen_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fifteen_minute_rate_enabled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_with_defaults`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn new_with_defaults<T: Into<String>>(name: T) -> MultiMeter<L> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn name(&self) -> &str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_name`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn set_name<T: Into<String>>(&mut self, name: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_title`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn set_title<T: Into<String>>(&mut self, title: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_description`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn set_description<T: Into<String>>(&mut self, description: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_enable_one_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn set_enable_one_minute_rate_enabled(&mut self, enabled: bool) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_five_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn set_five_minute_rate_enabled(&mut self, enabled: bool) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_fifteen_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn set_fifteen_minute_rate_enabled(&mut self, enabled: bool) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_lower_cutoff`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn set_lower_cutoff(&mut self, cutoff: f64) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_meter`
[INFO] [stderr]    --> src/instruments/other_instruments/multi_meter.rs:94:5
[INFO] [stderr]     |
[INFO] [stderr] 94  | /     pub fn add_meter<N: Into<String>, T: Into<String>, D: Into<String>>(
[INFO] [stderr] 95  | |         &mut self,
[INFO] [stderr] 96  | |         label: L,
[INFO] [stderr] 97  | |         name: N,
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |         self.meters.push((label, meter))
[INFO] [stderr] 111 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Descriptive`
[INFO] [stderr]  --> src/instruments/other_instruments/multi_meter.rs:7:6
[INFO] [stderr]   |
[INFO] [stderr] 7 | use {Descriptive, HandlesObservations, Observation, PutsSnapshot};
[INFO] [stderr]   |      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/driver.rs:243:28
[INFO] [stderr]     |
[INFO] [stderr] 243 |         rx.recv().map_err(|err| GetSnapshotError)
[INFO] [stderr]     |                            ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `into`
[INFO] [stderr]    --> src/instruments/other_instruments/multi_meter.rs:113:40
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn put_values_into_snapshot(&self, into: &mut Snapshot, descriptive: bool) {
[INFO] [stderr]     |                                        ^^^^ help: consider prefixing with an underscore: `_into`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `descriptive`
[INFO] [stderr]    --> src/instruments/other_instruments/multi_meter.rs:113:61
[INFO] [stderr]     |
[INFO] [stderr] 113 |     fn put_values_into_snapshot(&self, into: &mut Snapshot, descriptive: bool) {
[INFO] [stderr]     |                                                             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_descriptive`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `lower_cutoff`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     lower_cutoff: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `one_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     one_minute_rate_enabled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `five_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     five_minute_rate_enabled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `fifteen_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fifteen_minute_rate_enabled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_with_defaults`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn new_with_defaults<T: Into<String>>(name: T) -> MultiMeter<L> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn name(&self) -> &str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_name`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn set_name<T: Into<String>>(&mut self, name: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_title`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn set_title<T: Into<String>>(&mut self, title: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_description`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn set_description<T: Into<String>>(&mut self, description: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_enable_one_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn set_enable_one_minute_rate_enabled(&mut self, enabled: bool) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_five_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn set_five_minute_rate_enabled(&mut self, enabled: bool) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_fifteen_minute_rate_enabled`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn set_fifteen_minute_rate_enabled(&mut self, enabled: bool) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_lower_cutoff`
[INFO] [stderr]   --> src/instruments/other_instruments/multi_meter.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn set_lower_cutoff(&mut self, cutoff: f64) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_meter`
[INFO] [stderr]    --> src/instruments/other_instruments/multi_meter.rs:94:5
[INFO] [stderr]     |
[INFO] [stderr] 94  | /     pub fn add_meter<N: Into<String>, T: Into<String>, D: Into<String>>(
[INFO] [stderr] 95  | |         &mut self,
[INFO] [stderr] 96  | |         label: L,
[INFO] [stderr] 97  | |         name: N,
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |         self.meters.push((label, meter))
[INFO] [stderr] 111 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.50s
[INFO] running `"docker" "inspect" "0411c1359ff318804d79bff2e3bb73d32c6e1faeca8d01c8dfeec35096c583e5"`
[INFO] running `"docker" "rm" "-f" "0411c1359ff318804d79bff2e3bb73d32c6e1faeca8d01c8dfeec35096c583e5"`
[INFO] [stdout] 0411c1359ff318804d79bff2e3bb73d32c6e1faeca8d01c8dfeec35096c583e5