[INFO] fetching crate jetscii 0.4.4...
[INFO] checking jetscii-0.4.4 against beta for pr-78714
[INFO] extracting crate jetscii 0.4.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate jetscii 0.4.4 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jetscii 0.4.4
[INFO] finished tweaking crates.io crate jetscii 0.4.4
[INFO] tweaked toml for crates.io crate jetscii 0.4.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e0d5205f13d28b1d7debf1df72f3f279df5a41650edf519b83fc2502b5ecc1c
[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" "8e0d5205f13d28b1d7debf1df72f3f279df5a41650edf519b83fc2502b5ecc1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e0d5205f13d28b1d7debf1df72f3f279df5a41650edf519b83fc2502b5ecc1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0d5205f13d28b1d7debf1df72f3f279df5a41650edf519b83fc2502b5ecc1c", kill_on_drop: false }`
[INFO] [stdout] 8e0d5205f13d28b1d7debf1df72f3f279df5a41650edf519b83fc2502b5ecc1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93ef91ddcf2910c3d9c4e21a84b88211284b9ee593db758cd28b78bfcd7950a9
[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" "93ef91ddcf2910c3d9c4e21a84b88211284b9ee593db758cd28b78bfcd7950a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling jetscii v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]    --> src/lib.rs:150:1
[INFO] [stdout]     |
[INFO] [stdout] 150 | #[macro_use]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated constant `region::Protection::None`: Use Protection::NONE instead
[INFO] [stdout]    --> src/simd.rs:680:62
[INFO] [stdout]     |
[INFO] [stdout] 680 |             region::protect(second_page.as_ptr(), page_size, Protection::None).unwrap();
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.49s
[INFO] running `Command { std: "docker" "inspect" "93ef91ddcf2910c3d9c4e21a84b88211284b9ee593db758cd28b78bfcd7950a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93ef91ddcf2910c3d9c4e21a84b88211284b9ee593db758cd28b78bfcd7950a9", kill_on_drop: false }`
[INFO] [stdout] 93ef91ddcf2910c3d9c4e21a84b88211284b9ee593db758cd28b78bfcd7950a9