[INFO] cloning repository kdrakon/sidle
[INFO] running `"git" "clone" "--bare" "git://github.com/kdrakon/sidle.git" "work/cache/sources/gh/kdrakon/sidle"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/kdrakon/sidle'...
[INFO] running `"git" "clone" "work/cache/sources/gh/kdrakon/sidle" "work/ex/beta-1.37-6/sources/1.36.0/gh/kdrakon/sidle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/kdrakon/sidle'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kdrakon/sidle" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kdrakon/sidle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kdrakon/sidle'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 52ba6b1b169368a0f469355d9d87bb1aeafc3965
[INFO] sha for GitHub repo kdrakon/sidle: 52ba6b1b169368a0f469355d9d87bb1aeafc3965
[INFO] validating manifest of kdrakon/sidle on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kdrakon/sidle on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kdrakon/sidle
[INFO] finished frobbing kdrakon/sidle
[INFO] frobbed toml for kdrakon/sidle written to work/ex/beta-1.37-6/sources/1.36.0/gh/kdrakon/sidle/Cargo.toml
[INFO] started frobbing kdrakon/sidle
[INFO] finished frobbing kdrakon/sidle
[INFO] frobbed toml for kdrakon/sidle written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/kdrakon/sidle/Cargo.toml
[INFO] crate kdrakon/sidle already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kdrakon/sidle against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/kdrakon/sidle:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 11a2e7aed7c7b389627ab609188d9e6890f2488ab29cf27adb31e0fca3cfce5f
[INFO] running `"docker" "start" "-a" "11a2e7aed7c7b389627ab609188d9e6890f2488ab29cf27adb31e0fca3cfce5f"`
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling sidle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `RefCell`, `Ref`
[INFO] [stderr]  --> src/main.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cell::{Ref, RefCell};
[INFO] [stderr]   |                 ^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::raw::IntoRawMode`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use termion::raw::IntoRawMode;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::screen::AlternateScreen`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use termion::screen::AlternateScreen;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::terminal_size`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use termion::terminal_size;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::borrow::Borrow`
[INFO] [stderr]  --> src/ui.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::borrow::Borrow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `RefCell`, `Ref`
[INFO] [stderr]  --> src/ui.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cell::{Ref, RefCell};
[INFO] [stderr]   |                 ^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/ui.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/main.rs:53:38
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let key = key_event.map_err(|err| error_code::KEY_INPUT_ERROR)?;
[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: `matches`
[INFO] [stderr]   --> src/main.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let matches = App::new("sidle").version(VERSION).get_matches();
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/ui.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |             let (width, height) = terminal_size().map_err(|_| error_code::COULD_NOT_DETERMINE_TERMINAL_SIZE)?;
[INFO] [stderr]    |                  ^^^^^ help: consider prefixing with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut state: Arc<RwLock<State>> = Arc::new(RwLock::new(State { dir: Dir { path: current_dir_path, contents: dir_contents, content_selection: 0, parent: None } }));
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `"docker" "inspect" "11a2e7aed7c7b389627ab609188d9e6890f2488ab29cf27adb31e0fca3cfce5f"`
[INFO] running `"docker" "rm" "-f" "11a2e7aed7c7b389627ab609188d9e6890f2488ab29cf27adb31e0fca3cfce5f"`
[INFO] [stdout] 11a2e7aed7c7b389627ab609188d9e6890f2488ab29cf27adb31e0fca3cfce5f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/kdrakon/sidle:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 05380f1a264da96345323f35798193bb4693b17b1470f0974e54e3d27885a8cf
[INFO] running `"docker" "start" "-a" "05380f1a264da96345323f35798193bb4693b17b1470f0974e54e3d27885a8cf"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling tempfile v3.0.8
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.8.7
[INFO] [stderr]    Compiling sidle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `RefCell`, `Ref`
[INFO] [stderr]  --> src/main.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::cell::{Ref, RefCell};
[INFO] [stderr]   |                 ^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::raw::IntoRawMode`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use termion::raw::IntoRawMode;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::screen::AlternateScreen`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use termion::screen::AlternateScreen;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::terminal_size`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use termion::terminal_size;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::borrow::Borrow`
[INFO] [stderr]  --> src/ui.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::borrow::Borrow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `RefCell`, `Ref`
[INFO] [stderr]  --> src/ui.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cell::{Ref, RefCell};
[INFO] [stderr]   |                 ^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/ui.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/main.rs:53:38
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let key = key_event.map_err(|err| error_code::KEY_INPUT_ERROR)?;
[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: `matches`
[INFO] [stderr]   --> src/main.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let matches = App::new("sidle").version(VERSION).get_matches();
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `width`
[INFO] [stderr]   --> src/ui.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |             let (width, height) = terminal_size().map_err(|_| error_code::COULD_NOT_DETERMINE_TERMINAL_SIZE)?;
[INFO] [stderr]    |                  ^^^^^ help: consider prefixing with an underscore: `_width`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut state: Arc<RwLock<State>> = Arc::new(RwLock::new(State { dir: Dir { path: current_dir_path, contents: dir_contents, content_selection: 0, parent: None } }));
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.69s
[INFO] running `"docker" "inspect" "05380f1a264da96345323f35798193bb4693b17b1470f0974e54e3d27885a8cf"`
[INFO] running `"docker" "rm" "-f" "05380f1a264da96345323f35798193bb4693b17b1470f0974e54e3d27885a8cf"`
[INFO] [stdout] 05380f1a264da96345323f35798193bb4693b17b1470f0974e54e3d27885a8cf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/kdrakon/sidle:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 7c6a5598bd6cb4932dc6eaa2b922de12701446eca6da4062e10b0f3b3ad9d7f0
[INFO] running `"docker" "start" "-a" "7c6a5598bd6cb4932dc6eaa2b922de12701446eca6da4062e10b0f3b3ad9d7f0"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sidle-fbd5dd3747572c47
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7c6a5598bd6cb4932dc6eaa2b922de12701446eca6da4062e10b0f3b3ad9d7f0"`
[INFO] running `"docker" "rm" "-f" "7c6a5598bd6cb4932dc6eaa2b922de12701446eca6da4062e10b0f3b3ad9d7f0"`
[INFO] [stdout] 7c6a5598bd6cb4932dc6eaa2b922de12701446eca6da4062e10b0f3b3ad9d7f0