[INFO] fetching crate modbus-iiot 0.2.0...
[INFO] checking modbus-iiot-0.2.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate modbus-iiot 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate modbus-iiot 0.2.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate modbus-iiot 0.2.0
[INFO] finished tweaking crates.io crate modbus-iiot 0.2.0
[INFO] tweaked toml for crates.io crate modbus-iiot 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b5e66655fcaa37bab46320fbb2b7cb3126c658a52cc427e3abbe5c0b98a9b8b
[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" "4b5e66655fcaa37bab46320fbb2b7cb3126c658a52cc427e3abbe5c0b98a9b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b5e66655fcaa37bab46320fbb2b7cb3126c658a52cc427e3abbe5c0b98a9b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b5e66655fcaa37bab46320fbb2b7cb3126c658a52cc427e3abbe5c0b98a9b8b", kill_on_drop: false }`
[INFO] [stdout] 4b5e66655fcaa37bab46320fbb2b7cb3126c658a52cc427e3abbe5c0b98a9b8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd38ef54fbdb8836a80afd0979e0994af911d2293dbfdcf0e7ace5324e5047bd
[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" "bd38ef54fbdb8836a80afd0979e0994af911d2293dbfdcf0e7ace5324e5047bd", kill_on_drop: false }`
[INFO] [stderr]     Checking modbus-iiot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `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 associated function `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 associated function `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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `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 associated function `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 associated function `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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "bd38ef54fbdb8836a80afd0979e0994af911d2293dbfdcf0e7ace5324e5047bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd38ef54fbdb8836a80afd0979e0994af911d2293dbfdcf0e7ace5324e5047bd", kill_on_drop: false }`
[INFO] [stdout] bd38ef54fbdb8836a80afd0979e0994af911d2293dbfdcf0e7ace5324e5047bd
