[INFO] updating cached repository https://github.com/frizensami/rust-gcs
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d62076621c2410b4a1fe00303e90b61bf74b4432
[INFO] checking frizensami/rust-gcs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrizensami%2Frust-gcs" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frizensami/rust-gcs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-6/source/Cargo.toml
[INFO] crate git repo https://github.com/frizensami/rust-gcs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 844803b2dd97ce9def59250b267fe69bac54da417242ecbba988276cdabc14d5
[INFO] running `"docker" "start" "-a" "844803b2dd97ce9def59250b267fe69bac54da417242ecbba988276cdabc14d5"`
[INFO] [stderr]    Compiling crc16 v0.3.3
[INFO] [stderr]    Compiling byteorder v0.5.3
[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] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vehicle.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub conn: Option<Box<mavlink::MavConnection + Sync + Send>>,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn mavlink::MavConnection + Sync + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mavlink::combined`
[INFO] [stderr]  --> src/vehiclemanager.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use mavlink::combined;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/vehicle.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub conn: Option<Box<mavlink::MavConnection + Sync + Send>>,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn mavlink::MavConnection + Sync + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mavlink::combined`
[INFO] [stderr]  --> src/vehiclemanager.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use mavlink::combined;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/vehicle.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |                return match conn.recv() {
[INFO] [stderr]    |  ______________^______-
[INFO] [stderr]    | | _____________|
[INFO] [stderr]    | ||
[INFO] [stderr] 36 | ||                 Ok(msg) => { self.set_reconnect_requested(false); return Some(msg); },
[INFO] [stderr] 37 | ||                 Err(_)  => { self.set_reconnect_requested(true); println!("Vehicle: try recv fail - reconnect requested"); return None;  }
[INFO] [stderr] 38 | ||             }
[INFO] [stderr]    | ||             ^
[INFO] [stderr]    | ||_____________|
[INFO] [stderr]    | |______________unreachable expression
[INFO] [stderr]    |                any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/vehicle.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |                return match conn.recv() {
[INFO] [stderr]    |  ______________^______-
[INFO] [stderr]    | | _____________|
[INFO] [stderr]    | ||
[INFO] [stderr] 36 | ||                 Ok(msg) => { self.set_reconnect_requested(false); return Some(msg); },
[INFO] [stderr] 37 | ||                 Err(_)  => { self.set_reconnect_requested(true); println!("Vehicle: try recv fail - reconnect requested"); return None;  }
[INFO] [stderr] 38 | ||             }
[INFO] [stderr]    | ||             ^
[INFO] [stderr]    | ||_____________|
[INFO] [stderr]    | |______________unreachable expression
[INFO] [stderr]    |                any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.66s
[INFO] running `"docker" "inspect" "844803b2dd97ce9def59250b267fe69bac54da417242ecbba988276cdabc14d5"`
[INFO] running `"docker" "rm" "-f" "844803b2dd97ce9def59250b267fe69bac54da417242ecbba988276cdabc14d5"`
[INFO] [stdout] 844803b2dd97ce9def59250b267fe69bac54da417242ecbba988276cdabc14d5