[INFO] cloning repository https://github.com/maugier/multilogic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maugier/multilogic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaugier%2Fmultilogic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaugier%2Fmultilogic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cb6b5a01fa5f31b15c2ce0e5397902edddc7582
[INFO] checking maugier/multilogic against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaugier%2Fmultilogic" "/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/maugier/multilogic
[INFO] finished tweaking git repo https://github.com/maugier/multilogic
[INFO] tweaked toml for git repo https://github.com/maugier/multilogic written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maugier/multilogic on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/maugier/multilogic 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a4c5a4a6efd02f5482d2aa1ae0de72f03d996c833711757cf29bed0ddad89ff
[INFO] running `Command { std: "docker" "start" "-a" "9a4c5a4a6efd02f5482d2aa1ae0de72f03d996c833711757cf29bed0ddad89ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a4c5a4a6efd02f5482d2aa1ae0de72f03d996c833711757cf29bed0ddad89ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a4c5a4a6efd02f5482d2aa1ae0de72f03d996c833711757cf29bed0ddad89ff", kill_on_drop: false }`
[INFO] [stdout] 9a4c5a4a6efd02f5482d2aa1ae0de72f03d996c833711757cf29bed0ddad89ff
[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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9957a44569b761f51aa282c554e058e1b638b1ca0792e681ffec29793c4d86da
[INFO] running `Command { std: "docker" "start" "-a" "9957a44569b761f51aa282c554e058e1b638b1ca0792e681ffec29793c4d86da", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking varisat-formula v0.2.2 (https://github.com/jix/varisat.git#33e87693)
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking vec_mut_scan v0.3.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]     Checking varisat-internal-proof v0.2.2 (https://github.com/jix/varisat.git#33e87693)
[INFO] [stderr]    Compiling varisat v0.2.2 (https://github.com/jix/varisat.git#33e87693)
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling partial_ref_derive v0.3.3
[INFO] [stderr]    Compiling varisat-internal-macros v0.2.2 (https://github.com/jix/varisat.git#33e87693)
[INFO] [stderr]     Checking partial_ref v0.3.3
[INFO] [stderr]     Checking varisat-dimacs v0.2.2 (https://github.com/jix/varisat.git#33e87693)
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking varisat-checker v0.2.2 (https://github.com/jix/varisat.git#33e87693)
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]     Checking multilogic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `Problem` is never constructed
[INFO] [stdout]   --> src/kakuro.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Problem {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Solution` is never constructed
[INFO] [stdout]   --> src/kakuro.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Solution(Matrix<Option<usize>>);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/kdoku/mod.rs:158:41
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn solve(mut self, constraints: &[Constraint]) -> Result<Solution, LogicalError> {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^                      ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn solve(mut self, constraints: &[Constraint]) -> Result<Solution, LogicalError<'_>> {
[INFO] [stdout]     |                                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stars.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn solve(&self) -> Option<Solution> {
[INFO] [stdout]    |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn solve(&self) -> Option<Solution<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multilogic` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/kdoku/mod.rs:158:41
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn solve(mut self, constraints: &[Constraint]) -> Result<Solution, LogicalError> {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^                      ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                         |
[INFO] [stdout]     |                                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn solve(mut self, constraints: &[Constraint]) -> Result<Solution, LogicalError<'_>> {
[INFO] [stdout]     |                                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stars.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn solve(&self) -> Option<Solution> {
[INFO] [stdout]    |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn solve(&self) -> Option<Solution<'_>> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9957a44569b761f51aa282c554e058e1b638b1ca0792e681ffec29793c4d86da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9957a44569b761f51aa282c554e058e1b638b1ca0792e681ffec29793c4d86da", kill_on_drop: false }`
[INFO] [stdout] 9957a44569b761f51aa282c554e058e1b638b1ca0792e681ffec29793c4d86da
