./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/sumt9.c --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_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/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_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/sumt9.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/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_42ce591a-1949-47bf-b47f-83f8efb56f80/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 110f478e83f66be81975f0da6e710bed770d999fa1dfb3745754f84397486bfb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:57:18,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:57:18,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:57:18,210 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:57:18,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:57:18,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:57:18,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:57:18,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:57:18,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:57:18,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:57:18,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:57:18,231 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:57:18,232 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:57:18,232 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:57:18,232 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:57:18,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:57:18,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:57:18,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:57:18,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:57:18,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:57:18,232 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:57:18,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:57:18,232 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_42ce591a-1949-47bf-b47f-83f8efb56f80/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 -> 110f478e83f66be81975f0da6e710bed770d999fa1dfb3745754f84397486bfb [2024-12-06 05:57:18,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:57:18,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:57:18,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:57:18,473 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:57:18,473 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:57:18,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loops-crafted-1/sumt9.c [2024-12-06 05:57:21,122 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/data/bb4ca971f/2c664fec6694452ea128aadf04f470ca/FLAG40b57c307 [2024-12-06 05:57:21,295 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:57:21,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/sv-benchmarks/c/loops-crafted-1/sumt9.c [2024-12-06 05:57:21,300 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/data/bb4ca971f/2c664fec6694452ea128aadf04f470ca/FLAG40b57c307 [2024-12-06 05:57:21,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/data/bb4ca971f/2c664fec6694452ea128aadf04f470ca [2024-12-06 05:57:21,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:57:21,682 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:57:21,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:57:21,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:57:21,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:57:21,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9c153c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21, skipping insertion in model container [2024-12-06 05:57:21,687 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,696 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:57:21,785 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_42ce591a-1949-47bf-b47f-83f8efb56f80/sv-benchmarks/c/loops-crafted-1/sumt9.c[403,416] [2024-12-06 05:57:21,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:57:21,809 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:57:21,817 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_42ce591a-1949-47bf-b47f-83f8efb56f80/sv-benchmarks/c/loops-crafted-1/sumt9.c[403,416] [2024-12-06 05:57:21,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:57:21,837 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:57:21,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21 WrapperNode [2024-12-06 05:57:21,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:57:21,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:57:21,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:57:21,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:57:21,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,860 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2024-12-06 05:57:21,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:57:21,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:57:21,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:57:21,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:57:21,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,867 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,869 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:57:21,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:57:21,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:57:21,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:57:21,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:21" (1/1) ... [2024-12-06 05:57:21,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:57:21,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:57:21,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:57:21,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42ce591a-1949-47bf-b47f-83f8efb56f80/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:57:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:57:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:57:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:57:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:57:21,976 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:57:21,977 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:57:22,104 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 05:57:22,104 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:57:22,235 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:57:22,235 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:57:22,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:57:22 BoogieIcfgContainer [2024-12-06 05:57:22,235 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:57:22,236 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:57:22,236 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:57:22,243 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:57:22,243 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:57:22" (1/1) ... [2024-12-06 05:57:22,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:57:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:22,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-06 05:57:22,299 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-06 05:57:22,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:57:22,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:22,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:57:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:26,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:57:26,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:26,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-12-06 05:57:26,218 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-12-06 05:57:26,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:57:26,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:26,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:57:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:57:36,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2024-12-06 05:57:36,528 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2024-12-06 05:57:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:57:36,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:36,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:57:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:43,533 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:57:44,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:44,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2024-12-06 05:57:44,956 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2024-12-06 05:57:44,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:57:44,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:44,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:57:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:59:16,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:16,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-12-06 05:59:16,348 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-12-06 05:59:16,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:59:16,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:16,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:59:29,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2024-12-06 05:59:29,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-12-06 05:59:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:59:29,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:29,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:47,673 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:59:51,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2024-12-06 05:59:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2024-12-06 05:59:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:59:51,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:51,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:59:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:12,542 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:00:57,231 WARN L286 SmtUtils]: Spent 10.43s on a formula simplification. DAG size of input: 48 DAG size of output: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:01:04,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:04,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 82 transitions. [2024-12-06 06:01:04,102 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 82 transitions. [2024-12-06 06:01:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 06:01:04,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:04,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:01:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:45,707 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:02:01,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:01,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 66 states and 100 transitions. [2024-12-06 06:02:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 100 transitions. [2024-12-06 06:02:01,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:02:01,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:01,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:02:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:02:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:46,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2024-12-06 06:02:46,398 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2024-12-06 06:02:46,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 06:02:46,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:46,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:02:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:23,118 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:03:30,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 78 states and 116 transitions. [2024-12-06 06:03:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2024-12-06 06:03:30,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:03:30,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:30,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:03:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:06:34,910 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:06:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:06:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 84 states and 124 transitions. [2024-12-06 06:06:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 124 transitions. [2024-12-06 06:06:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 06:06:48,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:06:48,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:07:00,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat