[INFO] fetching crate modbus-iiot-rs 0.0.1...
[INFO] checking modbus-iiot-rs-0.0.1 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate modbus-iiot-rs 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate modbus-iiot-rs 0.0.1 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate modbus-iiot-rs 0.0.1
[INFO] finished tweaking crates.io crate modbus-iiot-rs 0.0.1
[INFO] tweaked toml for crates.io crate modbus-iiot-rs 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d42eef51901f3691d983581e5abfbf6df284aeca486d21d24a7d982f5fdf24d6
[INFO] running `Command { std: "docker" "start" "-a" "d42eef51901f3691d983581e5abfbf6df284aeca486d21d24a7d982f5fdf24d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d42eef51901f3691d983581e5abfbf6df284aeca486d21d24a7d982f5fdf24d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d42eef51901f3691d983581e5abfbf6df284aeca486d21d24a7d982f5fdf24d6", kill_on_drop: false }`
[INFO] [stdout] d42eef51901f3691d983581e5abfbf6df284aeca486d21d24a7d982f5fdf24d6
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abfb803c7fcca22ecf4acf99542710778037b50c56ca61c6f3043daf6bee9f63
[INFO] running `Command { std: "docker" "start" "-a" "abfb803c7fcca22ecf4acf99542710778037b50c56ca61c6f3043daf6bee9f63", kill_on_drop: false }`
[INFO] [stderr]     Checking modbus-iiot-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]    --> src/core/methods.rs:522:39
[INFO] [stdout]     |
[INFO] [stdout] 522 |     assert! ( telegram_bytes.is_some (), true );
[INFO] [stdout]     |                                          ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]     |
[INFO] [stdout] 522 |     assert! ( telegram_bytes.is_some (), "{}", true );
[INFO] [stdout]     |                                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network/common.rs:26:49
[INFO] [stdout]    |
[INFO] [stdout] 26 |             reply = Err( connection_result.unwrap_err ().description ().to_owned () );
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/network/socket.rs:135:47
[INFO] [stdout]     |
[INFO] [stdout] 135 |             reply = Err( result.unwrap_err ().description ().to_owned () );
[INFO] [stdout]     |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/network/socket.rs:197:47
[INFO] [stdout]     |
[INFO] [stdout] 197 |             reply = Err( result.unwrap_err ().description ().to_owned () );
[INFO] [stdout]     |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/network/common.rs:26:49
[INFO] [stdout]    |
[INFO] [stdout] 26 |             reply = Err( connection_result.unwrap_err ().description ().to_owned () );
[INFO] [stdout]    |                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/network/socket.rs:135:47
[INFO] [stdout]     |
[INFO] [stdout] 135 |             reply = Err( result.unwrap_err ().description ().to_owned () );
[INFO] [stdout]     |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/network/socket.rs:197:47
[INFO] [stdout]     |
[INFO] [stdout] 197 |             reply = Err( result.unwrap_err ().description ().to_owned () );
[INFO] [stdout]     |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `modbus-iiot-rs` (lib test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "abfb803c7fcca22ecf4acf99542710778037b50c56ca61c6f3043daf6bee9f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abfb803c7fcca22ecf4acf99542710778037b50c56ca61c6f3043daf6bee9f63", kill_on_drop: false }`
[INFO] [stdout] abfb803c7fcca22ecf4acf99542710778037b50c56ca61c6f3043daf6bee9f63
