[INFO] cloning repository https://github.com/Edu0liver/Rust-Study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Edu0liver/Rust-Study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdu0liver%2FRust-Study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdu0liver%2FRust-Study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2d6bd65c91b56c362f04f05f84dd9dc688b6ea6
[INFO] testing Edu0liver/Rust-Study against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdu0liver%2FRust-Study" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Edu0liver/Rust-Study 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/Edu0liver/Rust-Study
[INFO] finished tweaking git repo https://github.com/Edu0liver/Rust-Study
[INFO] tweaked toml for git repo https://github.com/Edu0liver/Rust-Study written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Edu0liver/Rust-Study 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid-macro-internal v1.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5200548d1a5c28e48045379594bbe9f8e7ce152a55758596ad2dc125fb7c9b19
[INFO] running `Command { std: "docker" "start" "-a" "5200548d1a5c28e48045379594bbe9f8e7ce152a55758596ad2dc125fb7c9b19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5200548d1a5c28e48045379594bbe9f8e7ce152a55758596ad2dc125fb7c9b19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5200548d1a5c28e48045379594bbe9f8e7ce152a55758596ad2dc125fb7c9b19", kill_on_drop: false }`
[INFO] [stdout] 5200548d1a5c28e48045379594bbe9f8e7ce152a55758596ad2dc125fb7c9b19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 530b488ba7fb4e6de0c69d12c666858f5f064da33a57214212aac3bf5b83ee32
[INFO] running `Command { std: "docker" "start" "-a" "530b488ba7fb4e6de0c69d12c666858f5f064da33a57214212aac3bf5b83ee32", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling uuid-macro-internal v1.2.2
[INFO] [stderr]    Compiling uuid v1.2.2
[INFO] [stderr]    Compiling rust_study v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0252]: the name `exec` is defined multiple times
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use crate::tabuada::exec;
[INFO] [stdout]    |     -------------------- previous import of the value `exec` here
[INFO] [stdout] ...
[INFO] [stdout] 37 | use crate::elevator::exec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ `exec` reimported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `exec` must be defined only once in the value namespace of this module
[INFO] [stdout] help: you can use `as` to change the binding name of the import
[INFO] [stdout]    |
[INFO] [stdout] 37 | use crate::elevator::exec as other_exec;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[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 E0252`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_study` (bin "rust_study") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "530b488ba7fb4e6de0c69d12c666858f5f064da33a57214212aac3bf5b83ee32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530b488ba7fb4e6de0c69d12c666858f5f064da33a57214212aac3bf5b83ee32", kill_on_drop: false }`
[INFO] [stdout] 530b488ba7fb4e6de0c69d12c666858f5f064da33a57214212aac3bf5b83ee32
[INFO] testing Edu0liver/Rust-Study 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%2FEdu0liver%2FRust-Study" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Edu0liver/Rust-Study 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/Edu0liver/Rust-Study
[INFO] finished tweaking git repo https://github.com/Edu0liver/Rust-Study
[INFO] tweaked toml for git repo https://github.com/Edu0liver/Rust-Study written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Edu0liver/Rust-Study 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8394dced79fb6bd9bd2f069d33b17d0b16e4e1e2fe60dfbda378ea83853d8df7
[INFO] running `Command { std: "docker" "start" "-a" "8394dced79fb6bd9bd2f069d33b17d0b16e4e1e2fe60dfbda378ea83853d8df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8394dced79fb6bd9bd2f069d33b17d0b16e4e1e2fe60dfbda378ea83853d8df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8394dced79fb6bd9bd2f069d33b17d0b16e4e1e2fe60dfbda378ea83853d8df7", kill_on_drop: false }`
[INFO] [stdout] 8394dced79fb6bd9bd2f069d33b17d0b16e4e1e2fe60dfbda378ea83853d8df7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 86f7eabe9d367f4ed2af628872a707bc0631b296b5676c90b3133d5e5503491f
[INFO] running `Command { std: "docker" "start" "-a" "86f7eabe9d367f4ed2af628872a707bc0631b296b5676c90b3133d5e5503491f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling uuid-macro-internal v1.2.2
[INFO] [stderr]    Compiling uuid v1.2.2
[INFO] [stderr]    Compiling rust_study v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0252]: the name `exec` is defined multiple times
[INFO] [stdout]   --> src/main.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use crate::tabuada::exec;
[INFO] [stdout]    |     -------------------- previous import of the value `exec` here
[INFO] [stdout] ...
[INFO] [stdout] 37 | use crate::elevator::exec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ `exec` reimported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `exec` must be defined only once in the value namespace of this module
[INFO] [stdout] help: you can use `as` to change the binding name of the import
[INFO] [stdout]    |
[INFO] [stdout] 37 | use crate::elevator::exec as other_exec;
[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 E0252`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_study` (bin "rust_study") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "86f7eabe9d367f4ed2af628872a707bc0631b296b5676c90b3133d5e5503491f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86f7eabe9d367f4ed2af628872a707bc0631b296b5676c90b3133d5e5503491f", kill_on_drop: false }`
[INFO] [stdout] 86f7eabe9d367f4ed2af628872a707bc0631b296b5676c90b3133d5e5503491f
