[INFO] cloning repository https://github.com/danielliwd/suduku_resolve_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielliwd/suduku_resolve_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielliwd%2Fsuduku_resolve_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielliwd%2Fsuduku_resolve_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a6852911d9a0bd6e28c50191e105ba4c4d891d1
[INFO] checking danielliwd/suduku_resolve_rs/1a6852911d9a0bd6e28c50191e105ba4c4d891d1 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielliwd%2Fsuduku_resolve_rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danielliwd/suduku_resolve_rs on toolchain ccf408f4326a858c00dd845a64a86b16f360a801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danielliwd/suduku_resolve_rs
[INFO] finished tweaking git repo https://github.com/danielliwd/suduku_resolve_rs
[INFO] tweaked toml for git repo https://github.com/danielliwd/suduku_resolve_rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/danielliwd/suduku_resolve_rs 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" "+ccf408f4326a858c00dd845a64a86b16f360a801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d41d89cfd7c9b345cb073d75289c5d33e978427f04d292079a5d17f9f22a176
[INFO] running `Command { std: "docker" "start" "-a" "3d41d89cfd7c9b345cb073d75289c5d33e978427f04d292079a5d17f9f22a176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d41d89cfd7c9b345cb073d75289c5d33e978427f04d292079a5d17f9f22a176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d41d89cfd7c9b345cb073d75289c5d33e978427f04d292079a5d17f9f22a176", kill_on_drop: false }`
[INFO] [stdout] 3d41d89cfd7c9b345cb073d75289c5d33e978427f04d292079a5d17f9f22a176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c03b3e25aebf0f5ba14367d33e219aaebd7271e0b7866dbd8f8a31e614046377
[INFO] running `Command { std: "docker" "start" "-a" "c03b3e25aebf0f5ba14367d33e219aaebd7271e0b7866dbd8f8a31e614046377", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking anstyle-query v1.0.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking bitmaps v3.2.1
[INFO] [stderr]     Checking dotenvy v0.15.7
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking sudoku_resolve v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/lib.rs (6 fixes)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/lib.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{BufWriter, Write, Read};
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:305:17
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 backup.fill(cell, num);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 let _ = backup.fill(cell, num);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/lib.rs:307:21
[INFO] [stdout]     |
[INFO] [stdout] 307 |                     mem::replace(self, backup);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 307 |                     let _ = mem::replace(self, backup);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:320:9
[INFO] [stdout]     |
[INFO] [stdout] 320 |         self.init_state();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let _ = self.init_state();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `BufReader`
[INFO] [stdout]    --> src/lib.rs:686:22
[INFO] [stdout]     |
[INFO] [stdout] 686 |         let reader = BufReader::new(data.as_slice());
[INFO] [stdout]     |                      ^^^^^^^^^ use of undeclared type `BufReader`
[INFO] [stdout]     |
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 686 |         let reader = BufRead::new(data.as_slice());
[INFO] [stdout]     |                      ~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 662 +     use std::io::BufReader;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `BufReader`
[INFO] [stdout]    --> src/lib.rs:709:22
[INFO] [stdout]     |
[INFO] [stdout] 709 |         let reader = BufReader::new(data.as_bytes());
[INFO] [stdout]     |                      ^^^^^^^^^ use of undeclared type `BufReader`
[INFO] [stdout]     |
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 709 |         let reader = BufRead::new(data.as_bytes());
[INFO] [stdout]     |                      ~~~~~~~
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 662 +     use std::io::BufReader;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/lib.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{BufWriter, Write, Read};
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `col`
[INFO] [stdout]    --> src/lib.rs:748:21
[INFO] [stdout]     |
[INFO] [stdout] 748 |                 let col = lt.1 + c_off;
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_col`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sudoku_resolve` (lib test) due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "c03b3e25aebf0f5ba14367d33e219aaebd7271e0b7866dbd8f8a31e614046377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c03b3e25aebf0f5ba14367d33e219aaebd7271e0b7866dbd8f8a31e614046377", kill_on_drop: false }`
[INFO] [stdout] c03b3e25aebf0f5ba14367d33e219aaebd7271e0b7866dbd8f8a31e614046377