[INFO] fetching crate evegfx-cli 0.6.0...
[INFO] checking evegfx-cli-0.6.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate evegfx-cli 0.6.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate evegfx-cli 0.6.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evegfx-cli 0.6.0
[INFO] finished tweaking crates.io crate evegfx-cli 0.6.0
[INFO] tweaked toml for crates.io crate evegfx-cli 0.6.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate evegfx-cli 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial-embedded-hal v0.1.2
[INFO] [stderr]   Downloaded evegfx-spidriver v0.6.0
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e09be34ce8e738664271fe24fbc0a41560bd996e8af22b05c13ab66d06baaa5
[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" "8e09be34ce8e738664271fe24fbc0a41560bd996e8af22b05c13ab66d06baaa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e09be34ce8e738664271fe24fbc0a41560bd996e8af22b05c13ab66d06baaa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e09be34ce8e738664271fe24fbc0a41560bd996e8af22b05c13ab66d06baaa5", kill_on_drop: false }`
[INFO] [stdout] 8e09be34ce8e738664271fe24fbc0a41560bd996e8af22b05c13ab66d06baaa5
[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=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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cff746d57c2ea660735789733d346a489f7d11d253b406e0d49f4bfa9ecbbe6
[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" "4cff746d57c2ea660735789733d346a489f7d11d253b406e0d49f4bfa9ecbbe6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking spidriver v0.1.0
[INFO] [stderr]    Compiling nom v6.1.0
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking serial-embedded-hal v0.1.2
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling evegfx-macros v0.3.0
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking evegfx v0.6.0
[INFO] [stderr]     Checking evegfx-hal v0.6.0
[INFO] [stderr]     Checking evegfx-spidriver v0.6.0
[INFO] [stderr]     Checking evegfx-cli v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 229 | /     loop {
[INFO] [stdout] 230 | |         {
[INFO] [stdout] 231 | |             println!("Await video scanout");
[INFO] [stdout] 232 | |             let r = cp.wait_video_scanout();
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |         }
[INFO] [stdout] 263 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 264 | 
[INFO] [stdout] 265 |       println!("Waiting for the coprocessor to become idle...");
[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 statement
[INFO] [stdout]    --> src/main.rs:265:5
[INFO] [stdout]     |
[INFO] [stdout] 229 | /     loop {
[INFO] [stdout] 230 | |         {
[INFO] [stdout] 231 | |             println!("Await video scanout");
[INFO] [stdout] 232 | |             let r = cp.wait_video_scanout();
[INFO] [stdout] ...   |
[INFO] [stdout] 262 | |         }
[INFO] [stdout] 263 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 264 | 
[INFO] [stdout] 265 |       println!("Waiting for the coprocessor to become idle...");
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.55s
[INFO] running `Command { std: "docker" "inspect" "4cff746d57c2ea660735789733d346a489f7d11d253b406e0d49f4bfa9ecbbe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cff746d57c2ea660735789733d346a489f7d11d253b406e0d49f4bfa9ecbbe6", kill_on_drop: false }`
[INFO] [stdout] 4cff746d57c2ea660735789733d346a489f7d11d253b406e0d49f4bfa9ecbbe6