[INFO] fetching crate optimization_tools 0.1.0...
[INFO] checking optimization_tools-0.1.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate optimization_tools 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate optimization_tools 0.1.0
[INFO] finished tweaking crates.io crate optimization_tools 0.1.0
[INFO] tweaked toml for crates.io crate optimization_tools 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate optimization_tools 0.1.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate optimization_tools 0.1.0 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded implements v0.3.0
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[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18fe93b695250fcb2b1dce058433d86e295035fd930d6530607e0a50fa85206f
[INFO] running `Command { std: "docker" "start" "-a" "18fe93b695250fcb2b1dce058433d86e295035fd930d6530607e0a50fa85206f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18fe93b695250fcb2b1dce058433d86e295035fd930d6530607e0a50fa85206f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18fe93b695250fcb2b1dce058433d86e295035fd930d6530607e0a50fa85206f", kill_on_drop: false }`
[INFO] [stdout] 18fe93b695250fcb2b1dce058433d86e295035fd930d6530607e0a50fa85206f
[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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d165a2b765410a4968a8f9714707ce104de5bed94a7beed3a422750cdbd5ece
[INFO] running `Command { std: "docker" "start" "-a" "3d165a2b765410a4968a8f9714707ce104de5bed94a7beed3a422750cdbd5ece", kill_on_drop: false }`
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[INFO] [stderr]     Checking statrs v0.16.0
[INFO] [stderr]     Checking optimization_tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/optimization/mod.rs:261:30
[INFO] [stdout]     |
[INFO] [stdout] 261 |   pub fn initial_generation( &self ) -> SudokuGeneration
[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] 261 |   pub fn initial_generation( &self ) -> SudokuGeneration<'_>
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/optimization/mod.rs:261:30
[INFO] [stdout]     |
[INFO] [stdout] 261 |   pub fn initial_generation( &self ) -> SudokuGeneration
[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] 261 |   pub fn initial_generation( &self ) -> SudokuGeneration<'_>
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/optimization/mod.rs:285:25
[INFO] [stdout]     |
[INFO] [stdout] 285 |   pub fn solve_with_sa( &self ) -> ( Reason, Option< SudokuGeneration > )
[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] 285 |   pub fn solve_with_sa( &self ) -> ( Reason, Option< SudokuGeneration<'_> > )
[INFO] [stdout]     |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/optimization/mod.rs:285:25
[INFO] [stdout]     |
[INFO] [stdout] 285 |   pub fn solve_with_sa( &self ) -> ( Reason, Option< SudokuGeneration > )
[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] 285 |   pub fn solve_with_sa( &self ) -> ( Reason, Option< SudokuGeneration<'_> > )
[INFO] [stdout]     |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.86s
[INFO] running `Command { std: "docker" "inspect" "3d165a2b765410a4968a8f9714707ce104de5bed94a7beed3a422750cdbd5ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d165a2b765410a4968a8f9714707ce104de5bed94a7beed3a422750cdbd5ece", kill_on_drop: false }`
[INFO] [stdout] 3d165a2b765410a4968a8f9714707ce104de5bed94a7beed3a422750cdbd5ece
