[INFO] cloning repository https://github.com/SnakeSolid/rust-temperature-host
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SnakeSolid/rust-temperature-host" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnakeSolid%2Frust-temperature-host", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnakeSolid%2Frust-temperature-host'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55ca9c3c4bb52875489b621b05f824c79dc0ed25
[INFO] checking SnakeSolid/rust-temperature-host/55ca9c3c4bb52875489b621b05f824c79dc0ed25 against master#5ad98b4026d5172f27615b105658bc8bfd677be8 for pr-129422
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnakeSolid%2Frust-temperature-host" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SnakeSolid/rust-temperature-host on toolchain 5ad98b4026d5172f27615b105658bc8bfd677be8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SnakeSolid/rust-temperature-host
[INFO] finished tweaking git repo https://github.com/SnakeSolid/rust-temperature-host
[INFO] tweaked toml for git repo https://github.com/SnakeSolid/rust-temperature-host written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SnakeSolid/rust-temperature-host 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" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bumpalo v3.5.0
[INFO] [stderr]   Downloaded thread_local v1.1.2
[INFO] [stderr]   Downloaded env_logger v0.8.2
[INFO] [stderr]   Downloaded serialport v4.0.0
[INFO] [stderr]   Downloaded nix v0.16.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce9a91d4d8e58bdfb67f7733d019596f8200933b2998d818beb6f370f6c8ed50
[INFO] running `Command { std: "docker" "start" "-a" "ce9a91d4d8e58bdfb67f7733d019596f8200933b2998d818beb6f370f6c8ed50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce9a91d4d8e58bdfb67f7733d019596f8200933b2998d818beb6f370f6c8ed50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9a91d4d8e58bdfb67f7733d019596f8200933b2998d818beb6f370f6c8ed50", kill_on_drop: false }`
[INFO] [stdout] ce9a91d4d8e58bdfb67f7733d019596f8200933b2998d818beb6f370f6c8ed50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+5ad98b4026d5172f27615b105658bc8bfd677be8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac01b4b8788eb85909e82efb89e1dd29d10aaa8cf5d9668a409571e180b5bb9c
[INFO] running `Command { std: "docker" "start" "-a" "ac01b4b8788eb85909e82efb89e1dd29d10aaa8cf5d9668a409571e180b5bb9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling time v0.2.25
[INFO] [stderr]     Checking thread_local v1.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking serialport v4.0.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]     Checking temperature-host v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.13s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0, typemap v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "ac01b4b8788eb85909e82efb89e1dd29d10aaa8cf5d9668a409571e180b5bb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac01b4b8788eb85909e82efb89e1dd29d10aaa8cf5d9668a409571e180b5bb9c", kill_on_drop: false }`
[INFO] [stdout] ac01b4b8788eb85909e82efb89e1dd29d10aaa8cf5d9668a409571e180b5bb9c