[INFO] cloning repository https://github.com/lluz55/project_cheetah_lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lluz55/project_cheetah_lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flluz55%2Fproject_cheetah_lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flluz55%2Fproject_cheetah_lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2320ae39280a8a3e9a0caf259a3c6e38f8192d5d
[INFO] checking lluz55/project_cheetah_lab against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flluz55%2Fproject_cheetah_lab" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lluz55/project_cheetah_lab on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lluz55/project_cheetah_lab
[INFO] finished tweaking git repo https://github.com/lluz55/project_cheetah_lab
[INFO] tweaked toml for git repo https://github.com/lluz55/project_cheetah_lab written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/lluz55/project_cheetah_lab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7adb74d4380514c886b3af12b4081e152858d987531a7ffd89f25ed1f3cd39b
[INFO] running `Command { std: "docker" "start" "-a" "c7adb74d4380514c886b3af12b4081e152858d987531a7ffd89f25ed1f3cd39b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7adb74d4380514c886b3af12b4081e152858d987531a7ffd89f25ed1f3cd39b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7adb74d4380514c886b3af12b4081e152858d987531a7ffd89f25ed1f3cd39b", kill_on_drop: false }`
[INFO] [stdout] c7adb74d4380514c886b3af12b4081e152858d987531a7ffd89f25ed1f3cd39b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40b00b734ec6be60ba8f4001861ef901e7ef2800d264ce1a81b8331af6871033
[INFO] running `Command { std: "docker" "start" "-a" "40b00b734ec6be60ba8f4001861ef901e7ef2800d264ce1a81b8331af6871033", kill_on_drop: false }`
[INFO] [stderr]     Checking proj_cheetah_lab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0499]: cannot borrow `this` as mutable more than once at a time
[INFO] [stdout]    --> src/main.rs:199:10
[INFO] [stdout]     |
[INFO] [stdout] 195 |     match &mut *this {
[INFO] [stdout]     |                 ---- first mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 199 |         *this = Text(TextType{text: format!("New Value {}", &t.text)});
[INFO] [stdout]     |          ^^^^ second mutable borrow occurs here
[INFO] [stdout] 200 |         println!("New text value {}", &t.text);
[INFO] [stdout]     |                                       ------- first borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0499`.
[INFO] [stdout] 
[INFO] [stdout] error[E0499]: cannot borrow `this` as mutable more than once at a time
[INFO] [stdout]    --> src/main.rs:199:10
[INFO] [stdout]     |
[INFO] [stdout] 195 |     match &mut *this {
[INFO] [stdout]     |                 ---- first mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 199 |         *this = Text(TextType{text: format!("New Value {}", &t.text)});
[INFO] [stdout]     |          ^^^^ second mutable borrow occurs here
[INFO] [stdout] 200 |         println!("New text value {}", &t.text);
[INFO] [stdout]     |                                       ------- first borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proj_cheetah_lab`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0499`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "40b00b734ec6be60ba8f4001861ef901e7ef2800d264ce1a81b8331af6871033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b00b734ec6be60ba8f4001861ef901e7ef2800d264ce1a81b8331af6871033", kill_on_drop: false }`
[INFO] [stdout] 40b00b734ec6be60ba8f4001861ef901e7ef2800d264ce1a81b8331af6871033