[INFO] cloning repository https://github.com/bosterptr/modbus_scanner [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bosterptr/modbus_scanner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbosterptr%2Fmodbus_scanner", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbosterptr%2Fmodbus_scanner'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c12aa8c2b56ffaa9d052b9928fb60b27d9334d0 [INFO] checking bosterptr/modbus_scanner against master#0e517d38ad0e72f93c734b14fabd4bb9b7441de6 for pr-140557-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbosterptr%2Fmodbus_scanner" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bosterptr/modbus_scanner on toolchain 0e517d38ad0e72f93c734b14fabd4bb9b7441de6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bosterptr/modbus_scanner [INFO] finished tweaking git repo https://github.com/bosterptr/modbus_scanner [INFO] tweaked toml for git repo https://github.com/bosterptr/modbus_scanner written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bosterptr/modbus_scanner 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" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.82 [INFO] [stderr] Downloaded cc v1.0.97 [INFO] [stderr] Downloaded syn v2.0.64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a69401f6f2df234f2bd6b5b40111e7345676caea4602e19f90e0afc85501f2f7 [INFO] running `Command { std: "docker" "start" "-a" "a69401f6f2df234f2bd6b5b40111e7345676caea4602e19f90e0afc85501f2f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a69401f6f2df234f2bd6b5b40111e7345676caea4602e19f90e0afc85501f2f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a69401f6f2df234f2bd6b5b40111e7345676caea4602e19f90e0afc85501f2f7", kill_on_drop: false }` [INFO] [stdout] a69401f6f2df234f2bd6b5b40111e7345676caea4602e19f90e0afc85501f2f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0fd35a40e5de4c380165160c228ecc1787cbc21007a7f2803d7cadf6cdd1b451 [INFO] running `Command { std: "docker" "start" "-a" "0fd35a40e5de4c380165160c228ecc1787cbc21007a7f2803d7cadf6cdd1b451", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.82 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling serde_json v1.0.120 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking dotenv v0.15.0 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Compiling syn v2.0.64 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking modbus_scanner v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tracing_subscriber::util::SubscriberInitExt` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use tracing_subscriber::util::SubscriberInitExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing_subscriber::util::SubscriberInitExt` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use tracing_subscriber::util::SubscriberInitExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.51s [INFO] running `Command { std: "docker" "inspect" "0fd35a40e5de4c380165160c228ecc1787cbc21007a7f2803d7cadf6cdd1b451", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fd35a40e5de4c380165160c228ecc1787cbc21007a7f2803d7cadf6cdd1b451", kill_on_drop: false }` [INFO] [stdout] 0fd35a40e5de4c380165160c228ecc1787cbc21007a7f2803d7cadf6cdd1b451