[INFO] updating cached repository https://github.com/frizensami/rust-gcs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d62076621c2410b4a1fe00303e90b61bf74b4432
[INFO] checking frizensami/rust-gcs against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrizensami%2Frust-gcs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frizensami/rust-gcs on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frizensami/rust-gcs
[INFO] finished tweaking git repo https://github.com/frizensami/rust-gcs
[INFO] tweaked toml for git repo https://github.com/frizensami/rust-gcs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/frizensami/rust-gcs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", 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] 09fff64fdb6a1011ba9e50dac88bb357d0af9d6a3c0d112b2594d31602536028
[INFO] running `Command { std: "docker" "start" "-a" "09fff64fdb6a1011ba9e50dac88bb357d0af9d6a3c0d112b2594d31602536028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09fff64fdb6a1011ba9e50dac88bb357d0af9d6a3c0d112b2594d31602536028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09fff64fdb6a1011ba9e50dac88bb357d0af9d6a3c0d112b2594d31602536028", kill_on_drop: false }`
[INFO] [stdout] 09fff64fdb6a1011ba9e50dac88bb357d0af9d6a3c0d112b2594d31602536028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f233e1fdde95e02fe0c84a7165170f4b0ede2424788fb06d93f21ea2a1f0bf13
[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" "f233e1fdde95e02fe0c84a7165170f4b0ede2424788fb06d93f21ea2a1f0bf13", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc16 v0.3.3
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling xml-rs v0.2.2
[INFO] [stderr]    Compiling mavlink v0.4.2 (https://github.com/frizensami/rust-mavlink#ae50d341)
[INFO] [stderr]     Checking rust-gcs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/vehicle.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub conn: Option<Box<mavlink::MavConnection + Sync + Send>>,
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn mavlink::MavConnection + Sync + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mavlink::combined`
[INFO] [stdout]  --> src/vehiclemanager.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mavlink::combined;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/vehicle.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub conn: Option<Box<mavlink::MavConnection + Sync + Send>>,
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn mavlink::MavConnection + Sync + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mavlink::combined`
[INFO] [stdout]  --> src/vehiclemanager.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mavlink::combined;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/vehicle.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |                return match conn.recv() {
[INFO] [stdout]    |  ______________^______-
[INFO] [stdout]    | | _____________|
[INFO] [stdout]    | ||
[INFO] [stdout] 36 | ||                 Ok(msg) => { self.set_reconnect_requested(false); return Some(msg); },
[INFO] [stdout] 37 | ||                 Err(_)  => { self.set_reconnect_requested(true); println!("Vehicle: try recv fail - reconnect requested"); return None;  }
[INFO] [stdout] 38 | ||             }
[INFO] [stdout]    | ||             ^
[INFO] [stdout]    | ||_____________|
[INFO] [stdout]    | |______________unreachable expression
[INFO] [stdout]    |                any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/vehicle.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |                return match conn.recv() {
[INFO] [stdout]    |  ______________^______-
[INFO] [stdout]    | | _____________|
[INFO] [stdout]    | ||
[INFO] [stdout] 36 | ||                 Ok(msg) => { self.set_reconnect_requested(false); return Some(msg); },
[INFO] [stdout] 37 | ||                 Err(_)  => { self.set_reconnect_requested(true); println!("Vehicle: try recv fail - reconnect requested"); return None;  }
[INFO] [stdout] 38 | ||             }
[INFO] [stdout]    | ||             ^
[INFO] [stdout]    | ||_____________|
[INFO] [stdout]    | |______________unreachable expression
[INFO] [stdout]    |                any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.13s
[INFO] running `Command { std: "docker" "inspect" "f233e1fdde95e02fe0c84a7165170f4b0ede2424788fb06d93f21ea2a1f0bf13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f233e1fdde95e02fe0c84a7165170f4b0ede2424788fb06d93f21ea2a1f0bf13", kill_on_drop: false }`
[INFO] [stdout] f233e1fdde95e02fe0c84a7165170f4b0ede2424788fb06d93f21ea2a1f0bf13