[INFO] cloning repository https://github.com/divi255/rgbmon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/divi255/rgbmon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivi255%2Frgbmon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivi255%2Frgbmon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4481ba78f25eac420a18a58a21bd7d3c7e83f194
[INFO] checking divi255/rgbmon against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivi255%2Frgbmon" "/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/divi255/rgbmon on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/divi255/rgbmon
[INFO] finished tweaking git repo https://github.com/divi255/rgbmon
[INFO] tweaked toml for git repo https://github.com/divi255/rgbmon written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/divi255/rgbmon 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook v0.3.9
[INFO] [stderr]   Downloaded linux_proc v0.1.1
[INFO] [stderr]   Downloaded cpu-monitor v0.1.1
[INFO] [stderr]   Downloaded daemonize v0.4.1
[INFO] [stderr]   Downloaded syslog v5.0.0
[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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5066f17944c83524f05bd7ab57efd0b91be4d6850d17dd5fa6e110ca2ea4d52
[INFO] running `Command { std: "docker" "start" "-a" "e5066f17944c83524f05bd7ab57efd0b91be4d6850d17dd5fa6e110ca2ea4d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5066f17944c83524f05bd7ab57efd0b91be4d6850d17dd5fa6e110ca2ea4d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5066f17944c83524f05bd7ab57efd0b91be4d6850d17dd5fa6e110ca2ea4d52", kill_on_drop: false }`
[INFO] [stdout] e5066f17944c83524f05bd7ab57efd0b91be4d6850d17dd5fa6e110ca2ea4d52
[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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1493475bb76daf4c28815985d96d0311723b32e8ffb7ca839e7a1e926d3b9e33
[INFO] running `Command { std: "docker" "start" "-a" "1493475bb76daf4c28815985d96d0311723b32e8ffb7ca839e7a1e926d3b9e33", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking linux_proc v0.1.1
[INFO] [stderr]     Checking daemonize v0.4.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking cpu-monitor v0.1.1
[INFO] [stderr]     Checking syslog v5.0.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking rgbmon v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |               Err(_) => {
[INFO] [stdout]     |               ^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 183 |       let result = unwrap_data!(String::from_utf8(try_data!(
[INFO] [stdout]     |  _________________________________________________-
[INFO] [stdout] 184 | |         data[pos + 2..pos + 1 + string_len]
[INFO] [stdout] 185 | |     )));
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_data` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |               Err(_) => {
[INFO] [stdout]     |               ^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout] ...
[INFO] [stdout] 183 |       let result = unwrap_data!(String::from_utf8(try_data!(
[INFO] [stdout]     |  _________________________________________________-
[INFO] [stdout] 184 | |         data[pos + 2..pos + 1 + string_len]
[INFO] [stdout] 185 | |     )));
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `try_data` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: daemonize v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "1493475bb76daf4c28815985d96d0311723b32e8ffb7ca839e7a1e926d3b9e33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1493475bb76daf4c28815985d96d0311723b32e8ffb7ca839e7a1e926d3b9e33", kill_on_drop: false }`
[INFO] [stdout] 1493475bb76daf4c28815985d96d0311723b32e8ffb7ca839e7a1e926d3b9e33