[INFO] cloning repository https://github.com/jer3m01/wifistop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jer3m01/wifistop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjer3m01%2Fwifistop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjer3m01%2Fwifistop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5dfd172804ae1b39ba251f9821bfd88251ca03d0
[INFO] checking jer3m01/wifistop against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjer3m01%2Fwifistop" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jer3m01/wifistop on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jer3m01/wifistop
[INFO] finished tweaking git repo https://github.com/jer3m01/wifistop
[INFO] tweaked toml for git repo https://github.com/jer3m01/wifistop written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jer3m01/wifistop 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_info v3.0.6
[INFO] [stderr]   Downloaded cached_proc_macro v0.6.0
[INFO] [stderr]   Downloaded cached v0.24.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8438f7a3812ea21c73157dfda6433870330753903b45b989289959967e58c9be
[INFO] running `Command { std: "docker" "start" "-a" "8438f7a3812ea21c73157dfda6433870330753903b45b989289959967e58c9be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8438f7a3812ea21c73157dfda6433870330753903b45b989289959967e58c9be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8438f7a3812ea21c73157dfda6433870330753903b45b989289959967e58c9be", kill_on_drop: false }`
[INFO] [stdout] 8438f7a3812ea21c73157dfda6433870330753903b45b989289959967e58c9be
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 382291330da85559c5a8ec080f4717f90ea537fa34f54296ed32894f72e1cd88
[INFO] running `Command { std: "docker" "start" "-a" "382291330da85559c5a8ec080f4717f90ea537fa34f54296ed32894f72e1cd88", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]     Checking pnet_base v0.28.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking pnet_macros_support v0.28.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.0
[INFO] [stderr]     Checking pnet_sys v0.28.0
[INFO] [stderr]    Compiling pnet v0.28.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling wifistop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling pnet_macros v0.28.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking pnet_packet v0.28.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling cached_proc_macro v0.6.0
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking cached v0.24.0
[INFO] [stderr]     Checking pnet_transport v0.28.0
[INFO] [stderr]     Checking ipnetwork v0.18.0
[INFO] [stderr]     Checking os_info v3.0.6
[INFO] [stderr]     Checking pnet_datalink v0.28.0
[INFO] [stdout] error[E0369]: cannot add `String` to `&str`
[INFO] [stdout]    --> src/inet.rs:115:56
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let raw = utils::nix::run_shell("ip neigh | grep " + gateway_ip().to_string() + " | head -n 1");
[INFO] [stdout]     |                                     ------------------ ^ ------------------------ String
[INFO] [stdout]     |                                     |                  |
[INFO] [stdout]     |                                     |                  `+` cannot be used to concatenate a `&str` with a `String`
[INFO] [stdout]     |                                     &str
[INFO] [stdout]     |
[INFO] [stdout] help: create an owned `String` on the left and add a borrow on the right
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let raw = utils::nix::run_shell("ip neigh | grep ".to_owned() + &gateway_ip().to_string() + " | head -n 1");
[INFO] [stdout]     |                                                       +++++++++++   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: cannot add `String` to `&str`
[INFO] [stdout]    --> src/inet.rs:115:56
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let raw = utils::nix::run_shell("ip neigh | grep " + gateway_ip().to_string() + " | head -n 1");
[INFO] [stdout]     |                                     ------------------ ^ ------------------------ String
[INFO] [stdout]     |                                     |                  |
[INFO] [stdout]     |                                     |                  `+` cannot be used to concatenate a `&str` with a `String`
[INFO] [stdout]     |                                     &str
[INFO] [stdout]     |
[INFO] [stdout] help: create an owned `String` on the left and add a borrow on the right
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let raw = utils::nix::run_shell("ip neigh | grep ".to_owned() + &gateway_ip().to_string() + " | head -n 1");
[INFO] [stdout]     |                                                       +++++++++++   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0369`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0369`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wifistop` (bin "wifistop") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `wifistop` (bin "wifistop" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "382291330da85559c5a8ec080f4717f90ea537fa34f54296ed32894f72e1cd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "382291330da85559c5a8ec080f4717f90ea537fa34f54296ed32894f72e1cd88", kill_on_drop: false }`
[INFO] [stdout] 382291330da85559c5a8ec080f4717f90ea537fa34f54296ed32894f72e1cd88