[INFO] cloning repository https://github.com/rxs3072/RustExamples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rxs3072/RustExamples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frxs3072%2FRustExamples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frxs3072%2FRustExamples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f897bc2c35051a8be73a48abc0d9c03bf9be3a8
[INFO] checking rxs3072/RustExamples against try#3f7e3b175fda7edbf81081bcd9b91b73f2f7993f for pr-156157-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frxs3072%2FRustExamples" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rxs3072/RustExamples
[INFO] finished tweaking git repo https://github.com/rxs3072/RustExamples
[INFO] tweaked toml for git repo https://github.com/rxs3072/RustExamples written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rxs3072/RustExamples on toolchain 3f7e3b175fda7edbf81081bcd9b91b73f2f7993f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rxs3072/RustExamples 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" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bffbf619df0e0151abc17beccff2dbe1b5f80b50f351af288ac843d002e231c9
[INFO] running `Command { std: "docker" "start" "-a" "bffbf619df0e0151abc17beccff2dbe1b5f80b50f351af288ac843d002e231c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bffbf619df0e0151abc17beccff2dbe1b5f80b50f351af288ac843d002e231c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bffbf619df0e0151abc17beccff2dbe1b5f80b50f351af288ac843d002e231c9", kill_on_drop: false }`
[INFO] [stdout] bffbf619df0e0151abc17beccff2dbe1b5f80b50f351af288ac843d002e231c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cff6e6e2d94a2f1140943c0fc84243099ae01c0500ff54f07c902d0e71c3dfc
[INFO] running `Command { std: "docker" "start" "-a" "9cff6e6e2d94a2f1140943c0fc84243099ae01c0500ff54f07c902d0e71c3dfc", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking car v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:73:22
[INFO] [stdout]    |
[INFO] [stdout] 73 | _=>Some(List::Cons(u,v.removeFirst(s)))
[INFO] [stdout]    |         ----------   ^^^^^^^^^^^^^^^^ expected `Box<List<T>>`, found `Option<List<T>>`
[INFO] [stdout]    |         |
[INFO] [stdout]    |         arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<List<T>>`
[INFO] [stdout]                 found enum `Option<List<T>>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Cons(T, Box<List<T>>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: use of moved value: `ele`
[INFO] [stdout]   --> src/main.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 88 | let ele=List::Nil.add(10).add(20).add(30).add(40);
[INFO] [stdout]    |     --- move occurs because `ele` has type `List<i32>`, which does not implement the `Copy` trait
[INFO] [stdout] 89 | println!("{:?}", ele);
[INFO] [stdout] 90 |  println!("{:?}", ele.element(1));
[INFO] [stdout]    |                       ---------- `ele` moved due to this method call
[INFO] [stdout] 91 | println!("{:?}",ele.removeFirst(20));
[INFO] [stdout]    |                 ^^^ value used here after move
[INFO] [stdout]    |
[INFO] [stdout] note: `List::<T>::element` takes ownership of the receiver `self`, which moves `ele`
[INFO] [stdout]   --> src/main.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn element(self,n:i32)->Option<T>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0382.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `car` (bin "car") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:73:22
[INFO] [stdout]    |
[INFO] [stdout] 73 | _=>Some(List::Cons(u,v.removeFirst(s)))
[INFO] [stdout]    |         ----------   ^^^^^^^^^^^^^^^^ expected `Box<List<T>>`, found `Option<List<T>>`
[INFO] [stdout]    |         |
[INFO] [stdout]    |         arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<List<T>>`
[INFO] [stdout]                 found enum `Option<List<T>>`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Cons(T, Box<List<T>>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: use of moved value: `ele`
[INFO] [stdout]   --> src/main.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 88 | let ele=List::Nil.add(10).add(20).add(30).add(40);
[INFO] [stdout]    |     --- move occurs because `ele` has type `List<i32>`, which does not implement the `Copy` trait
[INFO] [stdout] 89 | println!("{:?}", ele);
[INFO] [stdout] 90 |  println!("{:?}", ele.element(1));
[INFO] [stdout]    |                       ---------- `ele` moved due to this method call
[INFO] [stdout] 91 | println!("{:?}",ele.removeFirst(20));
[INFO] [stdout]    |                 ^^^ value used here after move
[INFO] [stdout]    |
[INFO] [stdout] note: `List::<T>::element` takes ownership of the receiver `self`, which moves `ele`
[INFO] [stdout]   --> src/main.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn element(self,n:i32)->Option<T>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0382.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `car` (bin "car" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9cff6e6e2d94a2f1140943c0fc84243099ae01c0500ff54f07c902d0e71c3dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cff6e6e2d94a2f1140943c0fc84243099ae01c0500ff54f07c902d0e71c3dfc", kill_on_drop: false }`
[INFO] [stdout] 9cff6e6e2d94a2f1140943c0fc84243099ae01c0500ff54f07c902d0e71c3dfc
