[INFO] fetching crate yams 0.10.0... [INFO] building yams-0.10.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate yams 0.10.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate yams 0.10.0 [INFO] finished tweaking crates.io crate yams 0.10.0 [INFO] tweaked toml for crates.io crate yams 0.10.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate yams 0.10.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate yams 0.10.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 63055c3fbc1d0813672f91356025756fc70f9e87da0d1d0b118b3455fcac4e90 [INFO] running `Command { std: "docker" "start" "-a" "63055c3fbc1d0813672f91356025756fc70f9e87da0d1d0b118b3455fcac4e90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63055c3fbc1d0813672f91356025756fc70f9e87da0d1d0b118b3455fcac4e90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63055c3fbc1d0813672f91356025756fc70f9e87da0d1d0b118b3455fcac4e90", kill_on_drop: false }` [INFO] [stdout] 63055c3fbc1d0813672f91356025756fc70f9e87da0d1d0b118b3455fcac4e90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa4ea0c2af5308f2541f372aa7ae6042f977d51d539595834f9913bf7bac0c75 [INFO] running `Command { std: "docker" "start" "-a" "fa4ea0c2af5308f2541f372aa7ae6042f977d51d539595834f9913bf7bac0c75", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling libc v0.2.113 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling futures-sink v0.3.19 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Compiling pin-project-lite v0.2.8 [INFO] [stderr] Compiling nix v0.16.1 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling futures-io v0.3.19 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling serde_derive v1.0.135 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling async-trait v0.1.52 [INFO] [stderr] Compiling serde v1.0.135 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling anyhow v1.0.53 [INFO] [stderr] Compiling os_str_bytes v6.0.0 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling textwrap v0.14.2 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling parse_int v0.6.0 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling nix v0.22.3 [INFO] [stderr] Compiling socket2 v0.4.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling serialport v4.0.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling mio-serial v5.0.1 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling clap_derive v3.0.12 [INFO] [stderr] Compiling tokio v1.15.0 [INFO] [stderr] Compiling clap v3.0.12 [INFO] [stderr] Compiling futures-executor v0.3.19 [INFO] [stderr] Compiling tokio-util v0.6.9 [INFO] [stderr] Compiling futures v0.3.19 [INFO] [stderr] Compiling tokio-serial v5.4.1 [INFO] [stderr] Compiling tokio-modbus v0.5.2 [INFO] [stderr] Compiling serde_yaml v0.8.23 [INFO] [stderr] Compiling yams v0.10.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/util.rs:49:14 [INFO] [stdout] | [INFO] [stdout] 49 | unsafe { transmute(data) } [INFO] [stdout] | ---------^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/util.rs:57:14 [INFO] [stdout] | [INFO] [stdout] 57 | unsafe { transmute(data) } [INFO] [stdout] | ---------^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::from_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/util.rs:69:30 [INFO] [stdout] | [INFO] [stdout] 69 | let data: u32 = unsafe { transmute(src) }; [INFO] [stdout] | ---------^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::to_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/util.rs:85:30 [INFO] [stdout] | [INFO] [stdout] 85 | let data: u64 = unsafe { transmute(src) }; [INFO] [stdout] | ---------^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `register_data` is never read [INFO] [stdout] --> src/config.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 160 | pub struct ModbusClientConfig { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 164 | pub register_data: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ModbusClientConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.79s [INFO] running `Command { std: "docker" "inspect" "fa4ea0c2af5308f2541f372aa7ae6042f977d51d539595834f9913bf7bac0c75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa4ea0c2af5308f2541f372aa7ae6042f977d51d539595834f9913bf7bac0c75", kill_on_drop: false }` [INFO] [stdout] fa4ea0c2af5308f2541f372aa7ae6042f977d51d539595834f9913bf7bac0c75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d69b14db0da37e86a04f84eee7f5fd5698557ce098dba2253cb3df08e1c753b [INFO] running `Command { std: "docker" "start" "-a" "6d69b14db0da37e86a04f84eee7f5fd5698557ce098dba2253cb3df08e1c753b", kill_on_drop: false }` [INFO] [stderr] Compiling float-cmp v0.9.0 [INFO] [stderr] Compiling yams v0.10.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `register_data` is never read [INFO] [stdout] --> src/config.rs:164:9 [INFO] [stdout] | [INFO] [stdout] 160 | pub struct ModbusClientConfig { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 164 | pub register_data: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ModbusClientConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/util.rs:49:14 [INFO] [stdout] | [INFO] [stdout] 49 | unsafe { transmute(data) } [INFO] [stdout] | ---------^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::from_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/util.rs:57:14 [INFO] [stdout] | [INFO] [stdout] 57 | unsafe { transmute(data) } [INFO] [stdout] | ---------^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::from_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/util.rs:69:30 [INFO] [stdout] | [INFO] [stdout] 69 | let data: u32 = unsafe { transmute(src) }; [INFO] [stdout] | ---------^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f32::to_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/util.rs:85:30 [INFO] [stdout] | [INFO] [stdout] 85 | let data: u64 = unsafe { transmute(src) }; [INFO] [stdout] | ---------^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.60s [INFO] running `Command { std: "docker" "inspect" "6d69b14db0da37e86a04f84eee7f5fd5698557ce098dba2253cb3df08e1c753b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d69b14db0da37e86a04f84eee7f5fd5698557ce098dba2253cb3df08e1c753b", kill_on_drop: false }` [INFO] [stdout] 6d69b14db0da37e86a04f84eee7f5fd5698557ce098dba2253cb3df08e1c753b