[INFO] fetching crate mpc-rs 0.3.0...
[INFO] testing mpc-rs-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mpc-rs 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mpc-rs 0.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mpc-rs 0.3.0
[INFO] finished tweaking crates.io crate mpc-rs 0.3.0
[INFO] tweaked toml for crates.io crate mpc-rs 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate mpc-rs 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9367511e540996f6cc134e9e6b706fadee55269a71ed0ac9c415be478ab5d5bb
[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" "9367511e540996f6cc134e9e6b706fadee55269a71ed0ac9c415be478ab5d5bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9367511e540996f6cc134e9e6b706fadee55269a71ed0ac9c415be478ab5d5bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9367511e540996f6cc134e9e6b706fadee55269a71ed0ac9c415be478ab5d5bb", kill_on_drop: false }`
[INFO] [stdout] 9367511e540996f6cc134e9e6b706fadee55269a71ed0ac9c415be478ab5d5bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38b701c3a35619988dc8d85a2dc8364d21e88e325633757c05cb949b597cc8d1
[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" "38b701c3a35619988dc8d85a2dc8364d21e88e325633757c05cb949b597cc8d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling serde_yaml v0.8.13
[INFO] [stderr]    Compiling mpd v0.0.12
[INFO] [stderr]    Compiling tui v0.10.0
[INFO] [stderr]    Compiling mpc-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `InputResponse`
[INFO] [stdout]  --> src/content/progress_bar.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     InputResponse,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `event::Key`
[INFO] [stdout]  --> src/content/progress_bar.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use termion::{event::Key};
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::keys::Keys`
[INFO] [stdout]   --> src/content/progress_bar.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::util::keys::Keys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AppBackend`
[INFO] [stdout]  --> src/content/volume.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     AppBackend,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/ui.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::keys::Keys`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::util::keys::Keys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `atomic::AtomicBool`, `atomic::Ordering`, `mpsc`
[INFO] [stdout]   --> src/main.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::sync::{Arc, Mutex, atomic::AtomicBool, atomic::Ordering, mpsc};
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AppContent`
[INFO] [stdout]   --> src/main.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ui::{App, AppStatus, AppContent};
[INFO] [stdout]    |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.19s
[INFO] running `Command { std: "docker" "inspect" "38b701c3a35619988dc8d85a2dc8364d21e88e325633757c05cb949b597cc8d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b701c3a35619988dc8d85a2dc8364d21e88e325633757c05cb949b597cc8d1", kill_on_drop: false }`
[INFO] [stdout] 38b701c3a35619988dc8d85a2dc8364d21e88e325633757c05cb949b597cc8d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed0a8c2c6a1d510a5f9f09d36d7d070a45b846f1e3c74b64f6ce00e3a288da50
[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" "ed0a8c2c6a1d510a5f9f09d36d7d070a45b846f1e3c74b64f6ce00e3a288da50", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpc-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `InputResponse`
[INFO] [stdout]  --> src/content/progress_bar.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     InputResponse,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `event::Key`
[INFO] [stdout]  --> src/content/progress_bar.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use termion::{event::Key};
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::keys::Keys`
[INFO] [stdout]   --> src/content/progress_bar.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::util::keys::Keys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AppBackend`
[INFO] [stdout]  --> src/content/volume.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     AppBackend,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/ui.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::keys::Keys`
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::util::keys::Keys;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `atomic::AtomicBool`, `atomic::Ordering`, `mpsc`
[INFO] [stdout]   --> src/main.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::sync::{Arc, Mutex, atomic::AtomicBool, atomic::Ordering, mpsc};
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AppContent`
[INFO] [stdout]   --> src/main.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ui::{App, AppStatus, AppContent};
[INFO] [stdout]    |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "ed0a8c2c6a1d510a5f9f09d36d7d070a45b846f1e3c74b64f6ce00e3a288da50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0a8c2c6a1d510a5f9f09d36d7d070a45b846f1e3c74b64f6ce00e3a288da50", kill_on_drop: false }`
[INFO] [stdout] ed0a8c2c6a1d510a5f9f09d36d7d070a45b846f1e3c74b64f6ce00e3a288da50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0669112c07665e424e0582f7d47cd1aacf661683b8498f76a0fab72834138675
[INFO] running `Command { std: "docker" "start" "-a" "0669112c07665e424e0582f7d47cd1aacf661683b8498f76a0fab72834138675", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `InputResponse`
[INFO] [stderr]  --> src/content/progress_bar.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     InputResponse,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `event::Key`
[INFO] [stderr]  --> src/content/progress_bar.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 | use termion::{event::Key};
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::util::keys::Keys`
[INFO] [stderr]   --> src/content/progress_bar.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use crate::util::keys::Keys;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AppBackend`
[INFO] [stderr]  --> src/content/volume.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     AppBackend,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/ui.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::util::keys::Keys`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use crate::util::keys::Keys;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `atomic::AtomicBool`, `atomic::Ordering`, `mpsc`
[INFO] [stderr]   --> src/main.rs:23:29
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::sync::{Arc, Mutex, atomic::AtomicBool, atomic::Ordering, mpsc};
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AppContent`
[INFO] [stderr]   --> src/main.rs:14:26
[INFO] [stderr]    |
[INFO] [stderr] 14 | use ui::{App, AppStatus, AppContent};
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mpc_rs-40fdc5f5ae585a4f
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "0669112c07665e424e0582f7d47cd1aacf661683b8498f76a0fab72834138675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0669112c07665e424e0582f7d47cd1aacf661683b8498f76a0fab72834138675", kill_on_drop: false }`
[INFO] [stdout] 0669112c07665e424e0582f7d47cd1aacf661683b8498f76a0fab72834138675