[INFO] cloning repository https://github.com/DanNixon/makerspace-modbus-mqtt-bridge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DanNixon/makerspace-modbus-mqtt-bridge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanNixon%2Fmakerspace-modbus-mqtt-bridge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanNixon%2Fmakerspace-modbus-mqtt-bridge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97ab7e5252ca1130a657096911f9e01748575b56
[INFO] checking DanNixon/makerspace-modbus-mqtt-bridge against master#a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanNixon%2Fmakerspace-modbus-mqtt-bridge" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DanNixon/makerspace-modbus-mqtt-bridge
[INFO] finished tweaking git repo https://github.com/DanNixon/makerspace-modbus-mqtt-bridge
[INFO] tweaked toml for git repo https://github.com/DanNixon/makerspace-modbus-mqtt-bridge written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DanNixon/makerspace-modbus-mqtt-bridge on toolchain a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DanNixon/makerspace-modbus-mqtt-bridge 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" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-trait v0.1.60
[INFO] [stderr]   Downloaded futures-macro v0.3.25
[INFO] [stderr]   Downloaded serde v1.0.151
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.85
[INFO] [stderr]   Downloaded mqtt-channel-client v0.3.0
[INFO] [stderr]   Downloaded concurrent-queue v2.0.0
[INFO] [stderr]   Downloaded serde_derive v1.0.151
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.85
[INFO] [stderr]   Downloaded cxx-build v1.0.85
[INFO] [stderr]   Downloaded serde_with v2.1.0
[INFO] [stderr]   Downloaded serde_with_macros v2.1.0
[INFO] [stderr]   Downloaded paho-mqtt v0.11.1
[INFO] [stderr]   Downloaded cxx v1.0.85
[INFO] [stderr]   Downloaded paho-mqtt-sys v0.7.1
[INFO] [stderr]   Downloaded openssl-src v111.25.0+1.1.1t
[INFO] [stderr]   Downloaded tokio-modbus v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a843fa95fdef534d06f710a0c4b44b6fc10e3c72393a7b21e575b616f23fca40
[INFO] running `Command { std: "docker" "start" "-a" "a843fa95fdef534d06f710a0c4b44b6fc10e3c72393a7b21e575b616f23fca40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a843fa95fdef534d06f710a0c4b44b6fc10e3c72393a7b21e575b616f23fca40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a843fa95fdef534d06f710a0c4b44b6fc10e3c72393a7b21e575b616f23fca40", kill_on_drop: false }`
[INFO] [stdout] a843fa95fdef534d06f710a0c4b44b6fc10e3c72393a7b21e575b616f23fca40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21afcd0810b18a9fca7c69c8a29b67bb54c4b5f29ac7f1970a8efd200f3e3a61
[INFO] running `Command { std: "docker" "start" "-a" "21afcd0810b18a9fca7c69c8a29b67bb54c4b5f29ac7f1970a8efd200f3e3a61", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling async-trait v0.1.60
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling openssl-src v111.25.0+1.1.1t
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]     Checking concurrent-queue v2.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "21afcd0810b18a9fca7c69c8a29b67bb54c4b5f29ac7f1970a8efd200f3e3a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21afcd0810b18a9fca7c69c8a29b67bb54c4b5f29ac7f1970a8efd200f3e3a61", kill_on_drop: false }`
[INFO] [stdout] 21afcd0810b18a9fca7c69c8a29b67bb54c4b5f29ac7f1970a8efd200f3e3a61
