./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/relax-2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/relax-2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56e9aa9f750ced23bf75100b2ff89e86c96f8abe4883dfab569153879bc59aef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:50:09,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:50:09,841 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:50:09,845 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:50:09,845 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:50:09,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:50:09,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:50:09,866 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:50:09,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:50:09,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:50:09,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:50:09,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:50:09,867 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:50:09,868 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:50:09,868 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:50:09,868 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:50:09,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:50:09,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:50:09,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:50:09,868 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:50:09,868 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:50:09,868 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:50:09,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:50:09,868 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56e9aa9f750ced23bf75100b2ff89e86c96f8abe4883dfab569153879bc59aef [2024-12-06 05:50:10,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:50:10,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:50:10,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:50:10,112 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:50:10,112 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:50:10,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/array-examples/relax-2-2.i [2024-12-06 05:50:12,790 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/data/1f521e6e9/1e61f722a1934ec6b8a2416867d48e07/FLAGd42ad8d63 [2024-12-06 05:50:13,013 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:50:13,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/sv-benchmarks/c/array-examples/relax-2-2.i [2024-12-06 05:50:13,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/data/1f521e6e9/1e61f722a1934ec6b8a2416867d48e07/FLAGd42ad8d63 [2024-12-06 05:50:13,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/data/1f521e6e9/1e61f722a1934ec6b8a2416867d48e07 [2024-12-06 05:50:13,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:50:13,040 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:50:13,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:50:13,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:50:13,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:50:13,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b53f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13, skipping insertion in model container [2024-12-06 05:50:13,048 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,075 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:50:13,224 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/sv-benchmarks/c/array-examples/relax-2-2.i[982,995] [2024-12-06 05:50:13,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:50:13,331 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:50:13,340 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/sv-benchmarks/c/array-examples/relax-2-2.i[982,995] [2024-12-06 05:50:13,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:50:13,395 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:50:13,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13 WrapperNode [2024-12-06 05:50:13,396 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:50:13,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:50:13,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:50:13,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:50:13,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,432 INFO L138 Inliner]: procedures = 120, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 135 [2024-12-06 05:50:13,433 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:50:13,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:50:13,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:50:13,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:50:13,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,450 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,451 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:50:13,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:50:13,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:50:13,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:50:13,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:50:13,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:50:13,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:50:13,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db14306-b08a-4b1b-a06b-2bd9862b47a7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:50:13,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:50:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:50:13,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:50:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:50:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:50:13,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:50:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:50:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:50:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:50:13,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:50:13,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:50:13,598 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:50:13,600 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:50:13,826 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-12-06 05:50:13,827 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:50:13,899 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:50:13,899 INFO L312 CfgBuilder]: Removed 5 assume(true) statements. [2024-12-06 05:50:13,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:50:13 BoogieIcfgContainer [2024-12-06 05:50:13,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:50:13,900 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:50:13,900 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:50:13,908 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:50:13,908 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:50:13" (1/1) ... [2024-12-06 05:50:13,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:50:13,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:13,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2024-12-06 05:50:13,960 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2024-12-06 05:50:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:50:13,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:13,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:14,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:50:14,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2024-12-06 05:50:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2024-12-06 05:50:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:50:14,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:14,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:50:14,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:14,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2024-12-06 05:50:14,848 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2024-12-06 05:50:14,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:50:14,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:14,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:15,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:50:16,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:16,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 55 states and 94 transitions. [2024-12-06 05:50:16,039 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 94 transitions. [2024-12-06 05:50:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:50:16,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:16,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:16,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:50:16,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:16,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 93 transitions. [2024-12-06 05:50:16,394 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2024-12-06 05:50:16,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:50:16,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:16,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:16,920 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:50:18,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:18,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 59 states and 107 transitions. [2024-12-06 05:50:18,272 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 107 transitions. [2024-12-06 05:50:18,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:50:18,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:18,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:18,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:50:19,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:19,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 61 states and 114 transitions. [2024-12-06 05:50:19,764 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 114 transitions. [2024-12-06 05:50:19,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:50:19,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:19,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:50:21,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:21,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 117 transitions. [2024-12-06 05:50:21,115 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 117 transitions. [2024-12-06 05:50:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:50:21,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:21,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:50:22,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:22,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 63 states and 119 transitions. [2024-12-06 05:50:22,147 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 119 transitions. [2024-12-06 05:50:22,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:50:22,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:22,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:50:27,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:27,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 66 states and 126 transitions. [2024-12-06 05:50:27,753 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 126 transitions. [2024-12-06 05:50:27,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:50:27,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:27,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:51:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:13,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 133 transitions. [2024-12-06 05:51:13,416 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2024-12-06 05:51:13,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:51:13,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:13,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:51:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:34,194 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:51:46,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 71 states and 136 transitions. [2024-12-06 05:51:46,559 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 136 transitions. [2024-12-06 05:51:46,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:51:46,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:46,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:51:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:46,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:51:48,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:48,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 140 transitions. [2024-12-06 05:51:48,544 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2024-12-06 05:51:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:51:48,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:48,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:51:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:51:51,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:51,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 142 transitions. [2024-12-06 05:51:51,888 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 142 transitions. [2024-12-06 05:51:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:51:51,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:51,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:51:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:53,375 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:51:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:58,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 76 states and 151 transitions. [2024-12-06 05:51:58,168 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2024-12-06 05:51:58,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:51:58,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:58,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:51:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:58,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:52:11,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:11,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 76 states and 149 transitions. [2024-12-06 05:52:11,002 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2024-12-06 05:52:11,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:52:11,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:11,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:52:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:52:13,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:13,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 77 states and 151 transitions. [2024-12-06 05:52:13,312 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2024-12-06 05:52:13,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:52:13,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:13,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:52:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:13,365 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:52:13,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 154 transitions. [2024-12-06 05:52:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 154 transitions. [2024-12-06 05:52:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:52:13,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:13,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:52:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:29,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:53:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:33,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 81 states and 161 transitions. [2024-12-06 05:53:33,446 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2024-12-06 05:53:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:53:33,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:33,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:53:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:33,644 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:54:15,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:15,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 82 states and 166 transitions. [2024-12-06 05:54:15,297 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 166 transitions. [2024-12-06 05:54:15,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:54:15,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:15,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:54:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:27,482 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:55:21,206 WARN L286 SmtUtils]: Spent 10.11s on a formula simplification. DAG size of input: 58 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:56:22,807 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:56:32,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.48s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:56:34,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:56:55,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 83 states and 167 transitions. [2024-12-06 05:56:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 167 transitions. [2024-12-06 05:56:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:56:55,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:55,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:56:55,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:57:41,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:57:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:47,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 87 states and 177 transitions. [2024-12-06 05:57:47,863 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 177 transitions. [2024-12-06 05:57:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:57:47,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:47,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:57:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:58:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 89 states and 182 transitions. [2024-12-06 05:58:21,636 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 182 transitions. [2024-12-06 05:58:21,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:58:21,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:21,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:58:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:58:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 90 states and 183 transitions. [2024-12-06 05:58:21,713 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 183 transitions. [2024-12-06 05:58:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:58:21,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:21,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:58:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:21,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:58:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 92 states and 185 transitions. [2024-12-06 05:58:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 185 transitions. [2024-12-06 05:58:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:58:21,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:21,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:58:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:24,235 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:59:25,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:25,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 95 states and 192 transitions. [2024-12-06 05:59:25,824 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 192 transitions. [2024-12-06 05:59:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:59:25,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:25,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:33,592 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 06:02:38,862 WARN L286 SmtUtils]: Spent 24.26s on a formula simplification. DAG size of input: 75 DAG size of output: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:03:12,483 WARN L286 SmtUtils]: Spent 14.81s on a formula simplification. DAG size of input: 77 DAG size of output: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)