[INFO] cloning repository https://github.com/IntegratedMillSystems/rconpro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IntegratedMillSystems/rconpro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIntegratedMillSystems%2Frconpro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIntegratedMillSystems%2Frconpro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cc79cede59a3be0ff371cd2592e8d9db43cae8c
[INFO] checking IntegratedMillSystems/rconpro against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIntegratedMillSystems%2Frconpro" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IntegratedMillSystems/rconpro on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IntegratedMillSystems/rconpro
[INFO] finished tweaking git repo https://github.com/IntegratedMillSystems/rconpro
[INFO] tweaked toml for git repo https://github.com/IntegratedMillSystems/rconpro written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/IntegratedMillSystems/rconpro 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fc43784052d9620148460c3ffbf058e02830834c1d714cfc57e9c55cba74af8
[INFO] running `Command { std: "docker" "start" "-a" "1fc43784052d9620148460c3ffbf058e02830834c1d714cfc57e9c55cba74af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fc43784052d9620148460c3ffbf058e02830834c1d714cfc57e9c55cba74af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc43784052d9620148460c3ffbf058e02830834c1d714cfc57e9c55cba74af8", kill_on_drop: false }`
[INFO] [stdout] 1fc43784052d9620148460c3ffbf058e02830834c1d714cfc57e9c55cba74af8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa99e00b1b7a1b7aa01596026b0597b7c7b7602cd9cf077588fa88691bbec513
[INFO] running `Command { std: "docker" "start" "-a" "fa99e00b1b7a1b7aa01596026b0597b7c7b7602cd9cf077588fa88691bbec513", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]     Checking ctrlc v3.1.9
[INFO] [stderr]     Checking rconpro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `LINK_ADDRESS` should have a snake case name
[INFO] [stdout]    --> src/eip.rs:176:7
[INFO] [stdout]     |
[INFO] [stdout] 176 |   let LINK_ADDRESS = slot;
[INFO] [stdout]     |       ^^^^^^^^^^^^ help: convert the identifier to snake case: `link_address`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `LINK_ADDRESS` should have a snake case name
[INFO] [stdout]    --> src/eip.rs:176:7
[INFO] [stdout]     |
[INFO] [stdout] 176 |   let LINK_ADDRESS = slot;
[INFO] [stdout]     |       ^^^^^^^^^^^^ help: convert the identifier to snake case: `link_address`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.23s
[INFO] running `Command { std: "docker" "inspect" "fa99e00b1b7a1b7aa01596026b0597b7c7b7602cd9cf077588fa88691bbec513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa99e00b1b7a1b7aa01596026b0597b7c7b7602cd9cf077588fa88691bbec513", kill_on_drop: false }`
[INFO] [stdout] fa99e00b1b7a1b7aa01596026b0597b7c7b7602cd9cf077588fa88691bbec513