[INFO] cloning repository https://github.com/AJTJ/rust_design_patterns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AJTJ/rust_design_patterns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Frust_design_patterns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Frust_design_patterns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b6e7d7789d157833886a2ea1f7d1917d22b78ee
[INFO] testing AJTJ/rust_design_patterns against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Frust_design_patterns" "/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/AJTJ/rust_design_patterns on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AJTJ/rust_design_patterns
[INFO] finished tweaking git repo https://github.com/AJTJ/rust_design_patterns
[INFO] tweaked toml for git repo https://github.com/AJTJ/rust_design_patterns written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AJTJ/rust_design_patterns 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 244169b88c009e633536ad25d9300925f3d4fd35743c7321e16ac66e944a6426
[INFO] running `Command { std: "docker" "start" "-a" "244169b88c009e633536ad25d9300925f3d4fd35743c7321e16ac66e944a6426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "244169b88c009e633536ad25d9300925f3d4fd35743c7321e16ac66e944a6426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "244169b88c009e633536ad25d9300925f3d4fd35743c7321e16ac66e944a6426", kill_on_drop: false }`
[INFO] [stdout] 244169b88c009e633536ad25d9300925f3d4fd35743c7321e16ac66e944a6426
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afb769f01aa613349238fa1ae88deda7da526832d6a4251ec7ea314357cb99a8
[INFO] running `Command { std: "docker" "start" "-a" "afb769f01aa613349238fa1ae88deda7da526832d6a4251ec7ea314357cb99a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling design_patterns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/design_patterns/raii.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl<T> Mutex<T> {
[INFO] [stdout]    |      - expected this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 39 |         MutexGuard { data: self }
[INFO] [stdout]    |                            ^^^^ expected `&T`, found `&Mutex<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&T`
[INFO] [stdout]               found reference `&raii::Mutex<T>`
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `design_patterns` (bin "design_patterns") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "afb769f01aa613349238fa1ae88deda7da526832d6a4251ec7ea314357cb99a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb769f01aa613349238fa1ae88deda7da526832d6a4251ec7ea314357cb99a8", kill_on_drop: false }`
[INFO] [stdout] afb769f01aa613349238fa1ae88deda7da526832d6a4251ec7ea314357cb99a8
[INFO] testing AJTJ/rust_design_patterns against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Frust_design_patterns" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AJTJ/rust_design_patterns on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AJTJ/rust_design_patterns
[INFO] finished tweaking git repo https://github.com/AJTJ/rust_design_patterns
[INFO] tweaked toml for git repo https://github.com/AJTJ/rust_design_patterns written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AJTJ/rust_design_patterns 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78fa9086f702324f4aa772bacf3f9e264a1f8fb7db5164170209dc58116aed04
[INFO] running `Command { std: "docker" "start" "-a" "78fa9086f702324f4aa772bacf3f9e264a1f8fb7db5164170209dc58116aed04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78fa9086f702324f4aa772bacf3f9e264a1f8fb7db5164170209dc58116aed04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78fa9086f702324f4aa772bacf3f9e264a1f8fb7db5164170209dc58116aed04", kill_on_drop: false }`
[INFO] [stdout] 78fa9086f702324f4aa772bacf3f9e264a1f8fb7db5164170209dc58116aed04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6324c6afc9e21dfb692a9e5d01ba1980264cd28d98b908de878a87b8fcf1abf
[INFO] running `Command { std: "docker" "start" "-a" "f6324c6afc9e21dfb692a9e5d01ba1980264cd28d98b908de878a87b8fcf1abf", kill_on_drop: false }`
[INFO] [stderr]    Compiling design_patterns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/design_patterns/raii.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl<T> Mutex<T> {
[INFO] [stdout]    |      - expected this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 39 |         MutexGuard { data: self }
[INFO] [stdout]    |                            ^^^^ expected `&T`, found `&Mutex<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&T`
[INFO] [stdout]               found reference `&raii::Mutex<T>`
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `design_patterns` (bin "design_patterns") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f6324c6afc9e21dfb692a9e5d01ba1980264cd28d98b908de878a87b8fcf1abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6324c6afc9e21dfb692a9e5d01ba1980264cd28d98b908de878a87b8fcf1abf", kill_on_drop: false }`
[INFO] [stdout] f6324c6afc9e21dfb692a9e5d01ba1980264cd28d98b908de878a87b8fcf1abf
