[INFO] crate rtop 0.0.3 is already in cache
[INFO] extracting crate rtop 0.0.3 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/rtop/0.0.3
[INFO] extracting crate rtop 0.0.3 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/rtop/0.0.3
[INFO] validating manifest of rtop-0.0.3 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 rtop-0.0.3 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 rtop-0.0.3
[INFO] finished frobbing rtop-0.0.3
[INFO] frobbed toml for rtop-0.0.3 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/rtop/0.0.3/Cargo.toml
[INFO] started frobbing rtop-0.0.3
[INFO] finished frobbing rtop-0.0.3
[INFO] frobbed toml for rtop-0.0.3 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/rtop/0.0.3/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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] checking rtop-0.0.3 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/rtop/0.0.3:/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] 8450660cad321a91596487de6ac9e555d268d6674d760f3d8e3ac39c80d838ed
[INFO] running `"docker" "start" "-a" "8450660cad321a91596487de6ac9e555d268d6674d760f3d8e3ac39c80d838ed"`
[INFO] [stderr]    Compiling sysinfo v0.5.8
[INFO] [stderr]     Checking tui v0.2.3
[INFO] [stderr]     Checking stderrlog v0.3.0
[INFO] [stderr]     Checking rtop v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/rtop/datastreams/diskmonitor.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsU32`, `NetworkExt`, `Pid`, `Process`, `ProcessorExt`, `Processor`
[INFO] [stderr]  --> src/rtop/datastreams/diskmonitor.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use self::sysinfo::{Pid, Disk, Processor, Process, System, ProcessExt,
[INFO] [stderr]   |                     ^^^        ^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 6 |                     SystemExt, DiskExt, ProcessorExt, NetworkExt, AsU32};
[INFO] [stderr]   |                                         ^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BarChart`, `Block`, `Borders`
[INFO] [stderr]  --> src/rtop/ui/renderer/charts.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 | use tui::widgets::{BarChart, Block, Borders, Widget};
[INFO] [stderr]   |                    ^^^^^^^^  ^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Modifier`, `Style`
[INFO] [stderr]  --> src/rtop/ui/renderer/charts.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tui::style::{Color, Modifier, Style};
[INFO] [stderr]   |                  ^^^^^  ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Axis`, `Chart`, `Dataset`, `Marker`
[INFO] [stderr]  --> src/rtop/ui/panels/disks.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tui::widgets::{Axis, Block, BarChart, Borders, Chart, Dataset, Marker, Widget};
[INFO] [stderr]   |                    ^^^^                            ^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/rtop/ui/panels/disks.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let gauge_width: u16 = (100 / num_drives);
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/rtop/datastreams/diskmonitor.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsU32`, `NetworkExt`, `Pid`, `Process`, `ProcessorExt`, `Processor`
[INFO] [stderr]  --> src/rtop/datastreams/diskmonitor.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use self::sysinfo::{Pid, Disk, Processor, Process, System, ProcessExt,
[INFO] [stderr]   |                     ^^^        ^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 6 |                     SystemExt, DiskExt, ProcessorExt, NetworkExt, AsU32};
[INFO] [stderr]   |                                         ^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BarChart`, `Block`, `Borders`
[INFO] [stderr]  --> src/rtop/ui/renderer/charts.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 | use tui::widgets::{BarChart, Block, Borders, Widget};
[INFO] [stderr]   |                    ^^^^^^^^  ^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Modifier`, `Style`
[INFO] [stderr]  --> src/rtop/ui/renderer/charts.rs:9:18
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tui::style::{Color, Modifier, Style};
[INFO] [stderr]   |                  ^^^^^  ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Axis`, `Chart`, `Dataset`, `Marker`
[INFO] [stderr]  --> src/rtop/ui/panels/disks.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tui::widgets::{Axis, Block, BarChart, Borders, Chart, Dataset, Marker, Widget};
[INFO] [stderr]   |                    ^^^^                            ^^^^^  ^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/rtop/ui/panels/disks.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let gauge_width: u16 = (100 / num_drives);
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ProcessExt`
[INFO] [stderr]  --> src/rtop/datastreams/diskmonitor.rs:5:60
[INFO] [stderr]   |
[INFO] [stderr] 5 | use self::sysinfo::{Pid, Disk, Processor, Process, System, ProcessExt,
[INFO] [stderr]   |                                                            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Widget`
[INFO] [stderr]  --> src/rtop/ui/renderer/charts.rs:7:46
[INFO] [stderr]   |
[INFO] [stderr] 7 | use tui::widgets::{BarChart, Block, Borders, Widget};
[INFO] [stderr]   |                                              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ProcessExt`
[INFO] [stderr]  --> src/rtop/datastreams/diskmonitor.rs:5:60
[INFO] [stderr]   |
[INFO] [stderr] 5 | use self::sysinfo::{Pid, Disk, Processor, Process, System, ProcessExt,
[INFO] [stderr]   |                                                            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Widget`
[INFO] [stderr]  --> src/rtop/ui/renderer/charts.rs:7:46
[INFO] [stderr]   |
[INFO] [stderr] 7 | use tui::widgets::{BarChart, Block, Borders, Widget};
[INFO] [stderr]   |                                              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max_history_len`
[INFO] [stderr]   --> src/rtop/datastreams/diskmonitor.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     max_history_len: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `system_info`
[INFO] [stderr]   --> src/rtop/datastreams/cpumonitor.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     system_info: System,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max_history_len`
[INFO] [stderr]   --> src/rtop/datastreams/networkmonitor.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     max_history_len: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max_history_len`
[INFO] [stderr]  --> src/rtop/datastreams/processmonitor.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     max_history_len: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `render_tab_bar`
[INFO] [stderr]   --> src/rtop/ui/renderer/render.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn render_tab_bar(t: &mut Terminal<MouseBackend>, app: &App, area: &Rect) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `text_panel`
[INFO] [stderr]  --> src/rtop/ui/panels/text.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn text_panel(t: &mut Terminal<MouseBackend>, area: &Rect) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Bell`
[INFO] [stderr]  --> src/rtop/cmd.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Bell,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max_history_len`
[INFO] [stderr]   --> src/rtop/datastreams/diskmonitor.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     max_history_len: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `system_info`
[INFO] [stderr]   --> src/rtop/datastreams/cpumonitor.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     system_info: System,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max_history_len`
[INFO] [stderr]   --> src/rtop/datastreams/networkmonitor.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     max_history_len: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max_history_len`
[INFO] [stderr]  --> src/rtop/datastreams/processmonitor.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     max_history_len: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `render_tab_bar`
[INFO] [stderr]   --> src/rtop/ui/renderer/render.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn render_tab_bar(t: &mut Terminal<MouseBackend>, app: &App, area: &Rect) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `text_panel`
[INFO] [stderr]  --> src/rtop/ui/panels/text.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn text_panel(t: &mut Terminal<MouseBackend>, area: &Rect) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Bell`
[INFO] [stderr]  --> src/rtop/cmd.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Bell,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.28s
[INFO] running `"docker" "inspect" "8450660cad321a91596487de6ac9e555d268d6674d760f3d8e3ac39c80d838ed"`
[INFO] running `"docker" "rm" "-f" "8450660cad321a91596487de6ac9e555d268d6674d760f3d8e3ac39c80d838ed"`
[INFO] [stdout] 8450660cad321a91596487de6ac9e555d268d6674d760f3d8e3ac39c80d838ed