[INFO] fetching crate libscroll 0.2.4...
[INFO] building libscroll-0.2.4 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate libscroll 0.2.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate libscroll 0.2.4 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libscroll 0.2.4
[INFO] finished tweaking crates.io crate libscroll 0.2.4
[INFO] tweaked toml for crates.io crate libscroll 0.2.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de856adceff0a752a047822a51fa250142b51e190b500a7c33899ca12e72d708
[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" "de856adceff0a752a047822a51fa250142b51e190b500a7c33899ca12e72d708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de856adceff0a752a047822a51fa250142b51e190b500a7c33899ca12e72d708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de856adceff0a752a047822a51fa250142b51e190b500a7c33899ca12e72d708", kill_on_drop: false }`
[INFO] [stdout] de856adceff0a752a047822a51fa250142b51e190b500a7c33899ca12e72d708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b9a1dfc2bec7a42077c543f7875ccadd5cbaf889e0fd126e36d36ade45775fc
[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" "5b9a1dfc2bec7a42077c543f7875ccadd5cbaf889e0fd126e36d36ade45775fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling roots v0.0.6
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling tini v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling app_dirs v1.2.1
[INFO] [stderr]    Compiling flo_curves v0.3.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling libscroll v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/interpolate.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/interpolate.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |           return;
[INFO] [stdout]     |           ------ any code following this expression is unreachable
[INFO] [stdout] 156 | 
[INFO] [stdout] 157 | /         println!("Current events are {{{}}}",
[INFO] [stdout] 158 | |                  self.events.iter().fold(
[INFO] [stdout] 159 | |                      String::new(), |s, evt| { s.to_owned() + &evt.to_string()[..] }));
[INFO] [stdout]     | |_______________________________________________________________________________________^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/interpolate.rs:806:9
[INFO] [stdout]     |
[INFO] [stdout] 805 |         panic!("not implemented");
[INFO] [stdout]     |         -------------------------- any code following this expression is unreachable
[INFO] [stdout] 806 |         0.0
[INFO] [stdout]     |         ^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/interpolate.rs:343:25
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn flush(&mut self, time: Time) {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `second_after`
[INFO] [stdout]    --> src/interpolate.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |         let second_after = match first_after {
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/interpolate.rs:479:13
[INFO] [stdout]     |
[INFO] [stdout] 479 |         let config = sconfig.read().unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/interpolate.rs:485:13
[INFO] [stdout]     |
[INFO] [stdout] 485 |         let config = sconfig.read().unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `abs_vel`
[INFO] [stdout]    --> src/interpolate.rs:516:21
[INFO] [stdout]     |
[INFO] [stdout] 516 |                 let abs_vel = velocity.abs();
[INFO] [stdout]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_abs_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timedelta`
[INFO] [stdout]    --> src/interpolate.rs:517:21
[INFO] [stdout]     |
[INFO] [stdout] 517 |                 let timedelta = end - start;
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timedelta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `at`
[INFO] [stdout]    --> src/interpolate.rs:760:51
[INFO] [stdout]     |
[INFO] [stdout] 760 |     fn interpolate_constant(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `events`
[INFO] [stdout]    --> src/interpolate.rs:803:28
[INFO] [stdout]     |
[INFO] [stdout] 803 |     fn interpolate_hermite(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `at`
[INFO] [stdout]    --> src/interpolate.rs:803:50
[INFO] [stdout]     |
[INFO] [stdout] 803 |     fn interpolate_hermite(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `head`
[INFO] [stdout]  --> src/circular_backqueue.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     head: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]  --> src/circular_backqueue.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     size: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `capacity`
[INFO] [stdout]  --> src/circular_backqueue.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     capacity: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/circular_backqueue.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     data: Vec<T>, // vec presized to capacity
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/circular_backqueue.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn get(&self, position: usize) -> Option<&T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/circular_backqueue.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn push(&mut self, object: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace_cur`
[INFO] [stdout]   --> src/circular_backqueue.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn replace_cur(&mut self, object: T) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `empty`
[INFO] [stdout]   --> src/circular_backqueue.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `all`
[INFO] [stdout]   --> src/circular_backqueue.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn all(&self) -> &Vec<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/circular_backqueue.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/circular_backqueue.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_or_avg`
[INFO] [stdout]   --> src/circular_backqueue.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn get_or_avg(&self, position: usize) -> (u64, f64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Timestamp`
[INFO] [stdout]  --> src/interpolate.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Timestamp = u64;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TimeDeltaMicros`
[INFO] [stdout]  --> src/interpolate.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type TimeDeltaMicros = u64;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `redistributable`
[INFO] [stdout]    --> src/interpolate.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     redistributable: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pan_start_time`
[INFO] [stdout]    --> src/interpolate.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pan_start_time: Time,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_events`
[INFO] [stdout]    --> src/interpolate.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn print_events(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `short_circuit_single_event`
[INFO] [stdout]    --> src/interpolate.rs:484:8
[INFO] [stdout]     |
[INFO] [stdout] 484 |     fn short_circuit_single_event(&self) -> Position /* delta */ {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_inactive`
[INFO] [stdout]    --> src/interpolate.rs:731:8
[INFO] [stdout]     |
[INFO] [stdout] 731 |     fn set_inactive(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rounds_to_zero`
[INFO] [stdout]    --> src/interpolate.rs:756:8
[INFO] [stdout]     |
[INFO] [stdout] 756 |     fn rounds_to_zero(val: f64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `interpolate_constant`
[INFO] [stdout]    --> src/interpolate.rs:760:8
[INFO] [stdout]     |
[INFO] [stdout] 760 |     fn interpolate_constant(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ranged_map.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> RangedMap<Key, Val> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_neighbors_to`
[INFO] [stdout]   --> src/ranged_map.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_neighbors_to(&self, point: Key) -> (Val, Val) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_2nd_neighbors_to`
[INFO] [stdout]   --> src/ranged_map.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_2nd_neighbors_to(&self, point: Key) -> (Val, Val, Val, Val) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VALUE_MULTIPLIER`
[INFO] [stdout]    --> src/lib.rs:134:1
[INFO] [stdout]     |
[INFO] [stdout] 134 | const VALUE_MULTIPLIER: f64 = 6.0;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content_height`
[INFO] [stdout]    --> src/lib.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     content_height: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content_width`
[INFO] [stdout]    --> src/lib.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     content_width: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `viewport_height`
[INFO] [stdout]    --> src/lib.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     viewport_height: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `viewport_width`
[INFO] [stdout]    --> src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     viewport_width: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current_source`
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     current_source: Source,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_per_frame_log`
[INFO] [stdout]    --> src/lib.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     input_per_frame_log: circular_backqueue::ForgetfulLogQueue<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kinetic`
[INFO] [stdout]    --> src/lib.rs:294:8
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn kinetic(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 46 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.93s
[INFO] running `Command { std: "docker" "inspect" "5b9a1dfc2bec7a42077c543f7875ccadd5cbaf889e0fd126e36d36ade45775fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b9a1dfc2bec7a42077c543f7875ccadd5cbaf889e0fd126e36d36ade45775fc", kill_on_drop: false }`
[INFO] [stdout] 5b9a1dfc2bec7a42077c543f7875ccadd5cbaf889e0fd126e36d36ade45775fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97e58dbb6dc950c4b7517b0c06c1f6d854ee7359bcb776f675df2acb79e499ab
[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" "97e58dbb6dc950c4b7517b0c06c1f6d854ee7359bcb776f675df2acb79e499ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libscroll v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/interpolate.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/interpolate.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |           return;
[INFO] [stdout]     |           ------ any code following this expression is unreachable
[INFO] [stdout] 156 | 
[INFO] [stdout] 157 | /         println!("Current events are {{{}}}",
[INFO] [stdout] 158 | |                  self.events.iter().fold(
[INFO] [stdout] 159 | |                      String::new(), |s, evt| { s.to_owned() + &evt.to_string()[..] }));
[INFO] [stdout]     | |_______________________________________________________________________________________^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/interpolate.rs:806:9
[INFO] [stdout]     |
[INFO] [stdout] 805 |         panic!("not implemented");
[INFO] [stdout]     |         -------------------------- any code following this expression is unreachable
[INFO] [stdout] 806 |         0.0
[INFO] [stdout]     |         ^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/interpolate.rs:343:25
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn flush(&mut self, time: Time) {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `second_after`
[INFO] [stdout]    --> src/interpolate.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |         let second_after = match first_after {
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/interpolate.rs:479:13
[INFO] [stdout]     |
[INFO] [stdout] 479 |         let config = sconfig.read().unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/interpolate.rs:485:13
[INFO] [stdout]     |
[INFO] [stdout] 485 |         let config = sconfig.read().unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `abs_vel`
[INFO] [stdout]    --> src/interpolate.rs:516:21
[INFO] [stdout]     |
[INFO] [stdout] 516 |                 let abs_vel = velocity.abs();
[INFO] [stdout]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_abs_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timedelta`
[INFO] [stdout]    --> src/interpolate.rs:517:21
[INFO] [stdout]     |
[INFO] [stdout] 517 |                 let timedelta = end - start;
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timedelta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `at`
[INFO] [stdout]    --> src/interpolate.rs:760:51
[INFO] [stdout]     |
[INFO] [stdout] 760 |     fn interpolate_constant(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `events`
[INFO] [stdout]    --> src/interpolate.rs:803:28
[INFO] [stdout]     |
[INFO] [stdout] 803 |     fn interpolate_hermite(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `at`
[INFO] [stdout]    --> src/interpolate.rs:803:50
[INFO] [stdout]     |
[INFO] [stdout] 803 |     fn interpolate_hermite(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `head`
[INFO] [stdout]  --> src/circular_backqueue.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     head: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]  --> src/circular_backqueue.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     size: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `capacity`
[INFO] [stdout]  --> src/circular_backqueue.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     capacity: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/circular_backqueue.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     data: Vec<T>, // vec presized to capacity
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/circular_backqueue.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn get(&self, position: usize) -> Option<&T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/circular_backqueue.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn push(&mut self, object: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace_cur`
[INFO] [stdout]   --> src/circular_backqueue.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn replace_cur(&mut self, object: T) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `empty`
[INFO] [stdout]   --> src/circular_backqueue.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `all`
[INFO] [stdout]   --> src/circular_backqueue.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn all(&self) -> &Vec<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/circular_backqueue.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/circular_backqueue.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_or_avg`
[INFO] [stdout]   --> src/circular_backqueue.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn get_or_avg(&self, position: usize) -> (u64, f64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Timestamp`
[INFO] [stdout]  --> src/interpolate.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Timestamp = u64;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TimeDeltaMicros`
[INFO] [stdout]  --> src/interpolate.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type TimeDeltaMicros = u64;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `redistributable`
[INFO] [stdout]    --> src/interpolate.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     redistributable: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pan_start_time`
[INFO] [stdout]    --> src/interpolate.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pan_start_time: Time,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_events`
[INFO] [stdout]    --> src/interpolate.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn print_events(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `short_circuit_single_event`
[INFO] [stdout]    --> src/interpolate.rs:484:8
[INFO] [stdout]     |
[INFO] [stdout] 484 |     fn short_circuit_single_event(&self) -> Position /* delta */ {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_inactive`
[INFO] [stdout]    --> src/interpolate.rs:731:8
[INFO] [stdout]     |
[INFO] [stdout] 731 |     fn set_inactive(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rounds_to_zero`
[INFO] [stdout]    --> src/interpolate.rs:756:8
[INFO] [stdout]     |
[INFO] [stdout] 756 |     fn rounds_to_zero(val: f64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `interpolate_constant`
[INFO] [stdout]    --> src/interpolate.rs:760:8
[INFO] [stdout]     |
[INFO] [stdout] 760 |     fn interpolate_constant(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ranged_map.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> RangedMap<Key, Val> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_neighbors_to`
[INFO] [stdout]   --> src/ranged_map.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_neighbors_to(&self, point: Key) -> (Val, Val) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_2nd_neighbors_to`
[INFO] [stdout]   --> src/ranged_map.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_2nd_neighbors_to(&self, point: Key) -> (Val, Val, Val, Val) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VALUE_MULTIPLIER`
[INFO] [stdout]    --> src/lib.rs:134:1
[INFO] [stdout]     |
[INFO] [stdout] 134 | const VALUE_MULTIPLIER: f64 = 6.0;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content_height`
[INFO] [stdout]    --> src/lib.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     content_height: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content_width`
[INFO] [stdout]    --> src/lib.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     content_width: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `viewport_height`
[INFO] [stdout]    --> src/lib.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     viewport_height: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `viewport_width`
[INFO] [stdout]    --> src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     viewport_width: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current_source`
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     current_source: Source,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_per_frame_log`
[INFO] [stdout]    --> src/lib.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     input_per_frame_log: circular_backqueue::ForgetfulLogQueue<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kinetic`
[INFO] [stdout]    --> src/lib.rs:294:8
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn kinetic(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 46 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/interpolate.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/interpolate.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |           return;
[INFO] [stdout]     |           ------ any code following this expression is unreachable
[INFO] [stdout] 156 | 
[INFO] [stdout] 157 | /         println!("Current events are {{{}}}",
[INFO] [stdout] 158 | |                  self.events.iter().fold(
[INFO] [stdout] 159 | |                      String::new(), |s, evt| { s.to_owned() + &evt.to_string()[..] }));
[INFO] [stdout]     | |_______________________________________________________________________________________^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/interpolate.rs:806:9
[INFO] [stdout]     |
[INFO] [stdout] 805 |         panic!("not implemented");
[INFO] [stdout]     |         -------------------------- any code following this expression is unreachable
[INFO] [stdout] 806 |         0.0
[INFO] [stdout]     |         ^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/interpolate.rs:343:25
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn flush(&mut self, time: Time) {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `second_after`
[INFO] [stdout]    --> src/interpolate.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |         let second_after = match first_after {
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_second_after`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/interpolate.rs:479:13
[INFO] [stdout]     |
[INFO] [stdout] 479 |         let config = sconfig.read().unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]    --> src/interpolate.rs:485:13
[INFO] [stdout]     |
[INFO] [stdout] 485 |         let config = sconfig.read().unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `abs_vel`
[INFO] [stdout]    --> src/interpolate.rs:516:21
[INFO] [stdout]     |
[INFO] [stdout] 516 |                 let abs_vel = velocity.abs();
[INFO] [stdout]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_abs_vel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timedelta`
[INFO] [stdout]    --> src/interpolate.rs:517:21
[INFO] [stdout]     |
[INFO] [stdout] 517 |                 let timedelta = end - start;
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timedelta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `at`
[INFO] [stdout]    --> src/interpolate.rs:760:51
[INFO] [stdout]     |
[INFO] [stdout] 760 |     fn interpolate_constant(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `events`
[INFO] [stdout]    --> src/interpolate.rs:803:28
[INFO] [stdout]     |
[INFO] [stdout] 803 |     fn interpolate_hermite(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_events`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `at`
[INFO] [stdout]    --> src/interpolate.rs:803:50
[INFO] [stdout]     |
[INFO] [stdout] 803 |     fn interpolate_hermite(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |                                                  ^^ help: if this is intentional, prefix it with an underscore: `_at`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `head`
[INFO] [stdout]  --> src/circular_backqueue.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     head: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]  --> src/circular_backqueue.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     size: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `capacity`
[INFO] [stdout]  --> src/circular_backqueue.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     capacity: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]  --> src/circular_backqueue.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     data: Vec<T>, // vec presized to capacity
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/circular_backqueue.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn get(&self, position: usize) -> Option<&T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/circular_backqueue.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn push(&mut self, object: T) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace_cur`
[INFO] [stdout]   --> src/circular_backqueue.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn replace_cur(&mut self, object: T) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `empty`
[INFO] [stdout]   --> src/circular_backqueue.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `all`
[INFO] [stdout]   --> src/circular_backqueue.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn all(&self) -> &Vec<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/circular_backqueue.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/circular_backqueue.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_or_avg`
[INFO] [stdout]   --> src/circular_backqueue.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn get_or_avg(&self, position: usize) -> (u64, f64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Timestamp`
[INFO] [stdout]  --> src/interpolate.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Timestamp = u64;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TimeDeltaMicros`
[INFO] [stdout]  --> src/interpolate.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type TimeDeltaMicros = u64;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `redistributable`
[INFO] [stdout]    --> src/interpolate.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     redistributable: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pan_start_time`
[INFO] [stdout]    --> src/interpolate.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pan_start_time: Time,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_events`
[INFO] [stdout]    --> src/interpolate.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn print_events(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `short_circuit_single_event`
[INFO] [stdout]    --> src/interpolate.rs:484:8
[INFO] [stdout]     |
[INFO] [stdout] 484 |     fn short_circuit_single_event(&self) -> Position /* delta */ {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_inactive`
[INFO] [stdout]    --> src/interpolate.rs:731:8
[INFO] [stdout]     |
[INFO] [stdout] 731 |     fn set_inactive(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rounds_to_zero`
[INFO] [stdout]    --> src/interpolate.rs:756:8
[INFO] [stdout]     |
[INFO] [stdout] 756 |     fn rounds_to_zero(val: f64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `interpolate_constant`
[INFO] [stdout]    --> src/interpolate.rs:760:8
[INFO] [stdout]     |
[INFO] [stdout] 760 |     fn interpolate_constant(events: &Vec<&Event>, at: Time) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ranged_map.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> RangedMap<Key, Val> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_neighbors_to`
[INFO] [stdout]   --> src/ranged_map.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_neighbors_to(&self, point: Key) -> (Val, Val) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_2nd_neighbors_to`
[INFO] [stdout]   --> src/ranged_map.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_2nd_neighbors_to(&self, point: Key) -> (Val, Val, Val, Val) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VALUE_MULTIPLIER`
[INFO] [stdout]    --> src/lib.rs:134:1
[INFO] [stdout]     |
[INFO] [stdout] 134 | const VALUE_MULTIPLIER: f64 = 6.0;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content_height`
[INFO] [stdout]    --> src/lib.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     content_height: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `content_width`
[INFO] [stdout]    --> src/lib.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     content_width: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `viewport_height`
[INFO] [stdout]    --> src/lib.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     viewport_height: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `viewport_width`
[INFO] [stdout]    --> src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     viewport_width: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current_source`
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     current_source: Source,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_per_frame_log`
[INFO] [stdout]    --> src/lib.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     input_per_frame_log: circular_backqueue::ForgetfulLogQueue<u32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `kinetic`
[INFO] [stdout]    --> src/lib.rs:294:8
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn kinetic(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 46 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "97e58dbb6dc950c4b7517b0c06c1f6d854ee7359bcb776f675df2acb79e499ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e58dbb6dc950c4b7517b0c06c1f6d854ee7359bcb776f675df2acb79e499ab", kill_on_drop: false }`
[INFO] [stdout] 97e58dbb6dc950c4b7517b0c06c1f6d854ee7359bcb776f675df2acb79e499ab
