[INFO] fetching crate rt_proto 0.1.7...
[INFO] checking rt_proto-0.1.7 against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984
[INFO] extracting crate rt_proto 0.1.7 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rt_proto 0.1.7 on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rt_proto 0.1.7
[INFO] finished tweaking crates.io crate rt_proto 0.1.7
[INFO] tweaked toml for crates.io crate rt_proto 0.1.7 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate rt_proto 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e115727fa953778e80d5a27399a4b96eb77c5d89c40cac122349cf9378ed39e0
[INFO] running `Command { std: "docker" "start" "-a" "e115727fa953778e80d5a27399a4b96eb77c5d89c40cac122349cf9378ed39e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e115727fa953778e80d5a27399a4b96eb77c5d89c40cac122349cf9378ed39e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e115727fa953778e80d5a27399a4b96eb77c5d89c40cac122349cf9378ed39e0", kill_on_drop: false }`
[INFO] [stdout] e115727fa953778e80d5a27399a4b96eb77c5d89c40cac122349cf9378ed39e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 756021944d67d6b885f6540260ca4eb0eee02cc034be61198d109cd2f66bf71d
[INFO] running `Command { std: "docker" "start" "-a" "756021944d67d6b885f6540260ca4eb0eee02cc034be61198d109cd2f66bf71d", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking rt_proto v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:332:35
[INFO] [stdout]     |
[INFO] [stdout] 332 |             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout]     |                                   ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 332 -             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout] 332 +             Value::Varint(val) => val as f32  / 1000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:342:35
[INFO] [stdout]     |
[INFO] [stdout] 342 |             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout]     |                                   ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 342 -             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout] 342 +             Value::Varint(val) => val as f64  / 1000000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:332:35
[INFO] [stdout]     |
[INFO] [stdout] 332 |             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout]     |                                   ^                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 332 -             Value::Varint(val) => (val as f32  / 1000.0),
[INFO] [stdout] 332 +             Value::Varint(val) => val as f32  / 1000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/values.rs:342:35
[INFO] [stdout]     |
[INFO] [stdout] 342 |             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout]     |                                   ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 342 -             Value::Varint(val) => (val as f64  / 1000000.0),
[INFO] [stdout] 342 +             Value::Varint(val) => val as f64  / 1000000.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "756021944d67d6b885f6540260ca4eb0eee02cc034be61198d109cd2f66bf71d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756021944d67d6b885f6540260ca4eb0eee02cc034be61198d109cd2f66bf71d", kill_on_drop: false }`
[INFO] [stdout] 756021944d67d6b885f6540260ca4eb0eee02cc034be61198d109cd2f66bf71d