[INFO] fetching crate sds011 0.2.1...
[INFO] checking sds011-0.2.1 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate sds011 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sds011 0.2.1
[INFO] finished tweaking crates.io crate sds011 0.2.1
[INFO] tweaked toml for crates.io crate sds011 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sds011 0.2.1 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sds011 0.2.1 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded mach v0.2.3
[INFO] [stderr]   Downloaded hermit-abi v0.1.17
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded byteorder v1.3.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded cc v1.0.66
[INFO] [stderr]   Downloaded derive_more v0.99.11
[INFO] [stderr]   Downloaded serde_derive v1.0.118
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded regex-automata v0.1.9
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded regex v1.4.2
[INFO] [stderr]   Downloaded serialport v3.3.0
[INFO] [stderr]   Downloaded syn v1.0.54
[INFO] [stderr]   Downloaded regex-syntax v0.6.21
[INFO] [stderr]   Downloaded bstr v0.2.14
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded csv v1.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea4eb13c7c2a62b4b4cf3a500eaff5c78e3a6e9f0fa469971d97c97625d774a7
[INFO] running `Command { std: "docker" "start" "-a" "ea4eb13c7c2a62b4b4cf3a500eaff5c78e3a6e9f0fa469971d97c97625d774a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea4eb13c7c2a62b4b4cf3a500eaff5c78e3a6e9f0fa469971d97c97625d774a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea4eb13c7c2a62b4b4cf3a500eaff5c78e3a6e9f0fa469971d97c97625d774a7", kill_on_drop: false }`
[INFO] [stdout] ea4eb13c7c2a62b4b4cf3a500eaff5c78e3a6e9f0fa469971d97c97625d774a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cf8fccbe05d3cbc57e4772037be39a4771f769469197dca0a6dcb3bae1a319f
[INFO] running `Command { std: "docker" "start" "-a" "9cf8fccbe05d3cbc57e4772037be39a4771f769469197dca0a6dcb3bae1a319f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking sds011 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/lib.rs:141:34
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let pm25: u16 = unsafe { transmute::<[u8; 2], u16>(pm25_ar) }.to_le();
[INFO] [stdout]     |                                  -------------------------^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u16::from_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/lib.rs:142:34
[INFO] [stdout]     |
[INFO] [stdout] 142 |         let pm10: u16 = unsafe { transmute::<[u8; 2], u16>(pm10_ar) }.to_le();
[INFO] [stdout]     |                                  -------------------------^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u16::from_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/lib.rs:141:34
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let pm25: u16 = unsafe { transmute::<[u8; 2], u16>(pm25_ar) }.to_le();
[INFO] [stdout]     |                                  -------------------------^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u16::from_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/lib.rs:142:34
[INFO] [stdout]     |
[INFO] [stdout] 142 |         let pm10: u16 = unsafe { transmute::<[u8; 2], u16>(pm10_ar) }.to_le();
[INFO] [stdout]     |                                  -------------------------^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u16::from_ne_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.07s
[INFO] running `Command { std: "docker" "inspect" "9cf8fccbe05d3cbc57e4772037be39a4771f769469197dca0a6dcb3bae1a319f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf8fccbe05d3cbc57e4772037be39a4771f769469197dca0a6dcb3bae1a319f", kill_on_drop: false }`
[INFO] [stdout] 9cf8fccbe05d3cbc57e4772037be39a4771f769469197dca0a6dcb3bae1a319f