./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/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_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97bfd47a763eadf3b0af2f8e585b7163ffc0c68bcbafc8205f8cd9e774a99e69 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:13:13,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:13:13,120 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 22:13:13,125 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:13:13,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:13:13,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:13:13,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:13:13,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:13:13,149 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:13:13,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:13:13,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:13:13,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:13:13,150 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:13:13,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:13:13,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:13:13,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:13:13,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:13:13,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:13:13,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:13:13,151 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:13:13,151 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:13:13,151 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:13:13,151 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:13:13,151 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:13:13,151 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:13:13,151 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:13:13,151 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:13:13,152 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:13:13,152 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:13:13,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:13:13,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:13:13,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:13:13,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:13:13,152 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:13:13,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:13:13,153 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_a860ae7c-d653-4b47-83cc-0a23737c7bb9/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 ! overflow) ) 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 -> 97bfd47a763eadf3b0af2f8e585b7163ffc0c68bcbafc8205f8cd9e774a99e69 [2024-12-05 22:13:13,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:13:13,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:13:13,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:13:13,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:13:13,467 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:13:13,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound10.c [2024-12-05 22:13:16,761 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/data/7fe7a73b9/5cc0e1ce511e4ebeabd6a3a6ba00362d/FLAG10df1f21e [2024-12-05 22:13:16,993 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:13:16,994 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound10.c [2024-12-05 22:13:17,003 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/data/7fe7a73b9/5cc0e1ce511e4ebeabd6a3a6ba00362d/FLAG10df1f21e [2024-12-05 22:13:17,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/data/7fe7a73b9/5cc0e1ce511e4ebeabd6a3a6ba00362d [2024-12-05 22:13:17,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:13:17,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:13:17,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:13:17,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:13:17,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:13:17,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67284c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17, skipping insertion in model container [2024-12-05 22:13:17,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,044 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:13:17,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:13:17,206 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:13:17,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:13:17,236 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:13:17,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17 WrapperNode [2024-12-05 22:13:17,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:13:17,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:13:17,237 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:13:17,237 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:13:17,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,274 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2024-12-05 22:13:17,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:13:17,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:13:17,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:13:17,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:13:17,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,284 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,285 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,288 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,297 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:13:17,298 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:13:17,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:13:17,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:13:17,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:13:17,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:13:17,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:13:17,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:13:17,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:13:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:13:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:13:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:13:17,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:13:17,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:13:17,418 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:13:17,419 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:13:17,719 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-12-05 22:13:17,719 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:13:17,751 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:13:17,751 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:13:17,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:13:17 BoogieIcfgContainer [2024-12-05 22:13:17,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:13:17,752 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:13:17,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:13:17,760 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:13:17,761 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:13:17" (1/1) ... [2024-12-05 22:13:17,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:13:17,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:17,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2024-12-05 22:13:17,832 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2024-12-05 22:13:17,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:13:17,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:17,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:18,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:18,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:18,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-12-05 22:13:18,098 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-12-05 22:13:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:13:18,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:18,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:18,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:18,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:18,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2024-12-05 22:13:18,174 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2024-12-05 22:13:18,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:13:18,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:18,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:13:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:18,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:13:18,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:13:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 66 states and 72 transitions. [2024-12-05 22:13:18,431 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2024-12-05 22:13:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:13:18,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:18,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:18,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:18,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2024-12-05 22:13:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2024-12-05 22:13:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:13:18,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:18,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:13:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:18,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:13:18,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:13:18,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:18,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:18,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 68 states and 74 transitions. [2024-12-05 22:13:18,631 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 74 transitions. [2024-12-05 22:13:18,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:13:18,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:18,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:13:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:18,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:13:18,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:13:18,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:18,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2024-12-05 22:13:18,696 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2024-12-05 22:13:18,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:13:18,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:18,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:18,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:18,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2024-12-05 22:13:18,786 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2024-12-05 22:13:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:13:18,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:18,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:18,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:13:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:18,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:13:18,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:13:18,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:19,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:19,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 79 states and 87 transitions. [2024-12-05 22:13:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2024-12-05 22:13:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:13:19,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:19,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:19,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:20,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:20,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 89 states and 101 transitions. [2024-12-05 22:13:20,084 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 101 transitions. [2024-12-05 22:13:20,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:13:20,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:20,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:20,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:20,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 90 states and 103 transitions. [2024-12-05 22:13:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2024-12-05 22:13:20,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:13:20,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:20,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:20,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:20,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:20,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 92 states and 106 transitions. [2024-12-05 22:13:20,689 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 106 transitions. [2024-12-05 22:13:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:13:20,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:20,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:20,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:13:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:20,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:13:20,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:13:20,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:20,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 95 states and 111 transitions. [2024-12-05 22:13:20,797 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2024-12-05 22:13:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:13:20,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:20,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:22,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:22,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 110 states and 134 transitions. [2024-12-05 22:13:22,271 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 134 transitions. [2024-12-05 22:13:22,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:13:22,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:22,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:13:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:22,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:13:22,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:13:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:22,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:22,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2024-12-05 22:13:22,378 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2024-12-05 22:13:22,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:13:22,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:22,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:22,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:22,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:22,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2024-12-05 22:13:22,443 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2024-12-05 22:13:22,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:13:22,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:22,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:22,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:22,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2024-12-05 22:13:22,759 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2024-12-05 22:13:22,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:13:22,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:22,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:22,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:23,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 116 states and 142 transitions. [2024-12-05 22:13:23,354 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 142 transitions. [2024-12-05 22:13:23,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:13:23,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:23,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:13:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:23,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:13:23,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:13:23,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 118 states and 145 transitions. [2024-12-05 22:13:23,723 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 145 transitions. [2024-12-05 22:13:23,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:13:23,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:23,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:25,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 122 states and 150 transitions. [2024-12-05 22:13:25,118 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 150 transitions. [2024-12-05 22:13:25,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:13:25,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:25,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:13:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:14:52,083 WARN L286 SmtUtils]: Spent 10.08s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:15:37,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:15:47,405 WARN L851 $PredicateComparison]: unable to prove that (not (or (< |c_ULTIMATE.start_main_~y~0#1| 4294967296) (< (* |c_ULTIMATE.start_main_~x~0#1| (div (+ 4294967295 |c_ULTIMATE.start_main_~z~0#1|) 4294967296)) (+ 2147483649 |c_ULTIMATE.start_main_~x~0#1| (* |c_ULTIMATE.start_main_~x~0#1| (div |c_ULTIMATE.start_main_~z~0#1| 4294967296)))))) is different from false [2024-12-05 22:16:45,172 WARN L286 SmtUtils]: Spent 21.05s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:17:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:17:31,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 127 states and 160 transitions. [2024-12-05 22:17:31,170 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 160 transitions. [2024-12-05 22:17:31,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:17:31,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:17:31,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:17:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:17:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:17:31,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:17:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 126 states and 159 transitions. [2024-12-05 22:17:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2024-12-05 22:17:31,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:17:31,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:17:31,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:17:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:17:32,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:18:15,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:18:15,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 177 transitions. [2024-12-05 22:18:15,741 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 177 transitions. [2024-12-05 22:18:15,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:18:15,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:18:15,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:18:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:18:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:18:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:18:41,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 149 states and 189 transitions. [2024-12-05 22:18:41,016 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 189 transitions. [2024-12-05 22:18:41,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:18:41,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:18:41,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:18:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:18:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:18:41,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:18:41,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:18:41,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:19:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:19:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 167 states and 211 transitions. [2024-12-05 22:19:02,668 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 211 transitions. [2024-12-05 22:19:02,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:19:02,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:19:02,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:19:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:19:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:19:02,689 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:19:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:19:02,708 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 25 iterations. [2024-12-05 22:19:02,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:19:02 ImpRootNode [2024-12-05 22:19:02,733 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:19:02,733 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:19:02,733 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:19:02,734 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:19:02,734 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:13:17" (3/4) ... [2024-12-05 22:19:02,735 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 22:19:02,766 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 6. [2024-12-05 22:19:02,797 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:19:02,797 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:19:02,797 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:19:02,798 INFO L158 Benchmark]: Toolchain (without parser) took 345774.35ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 91.5MB in the end (delta: 26.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2024-12-05 22:19:02,798 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:19:02,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.56ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 106.9MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:19:02,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.00ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:19:02,799 INFO L158 Benchmark]: Boogie Preprocessor took 22.84ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.7MB in the end (delta: 783.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:19:02,799 INFO L158 Benchmark]: RCFGBuilder took 453.46ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 87.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:19:02,799 INFO L158 Benchmark]: CodeCheck took 344980.60ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 95.9MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:19:02,800 INFO L158 Benchmark]: Witness Printer took 64.04ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 91.5MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:19:02,801 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 58 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 344.9s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2232 SdHoareTripleChecker+Valid, 9.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1776 mSDsluCounter, 492 SdHoareTripleChecker+Invalid, 8.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 175 mSDsCounter, 578 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5026 IncrementalHoareTripleChecker+Invalid, 5604 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 578 mSolverCounterUnsat, 317 mSDtfsCounter, 5026 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2903 GetRequests, 2625 SyntacticMatches, 88 SemanticMatches, 190 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 20085 ImplicationChecksByTransitivity, 341.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 138.0s InterpolantComputationTime, 384 NumberOfCodeBlocks, 384 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 335 ConstructedInterpolants, 0 QuantifiedInterpolants, 1969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 379 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 41]: integer overflow possible integer overflow possible We found a FailurePath: [L22] int counter = 0; [L24] unsigned int z, k; [L25] long long x, y, c; [L26] z = __VERIFIER_nondet_uint() [L27] k = __VERIFIER_nondet_uint() [L29] x = 1 [L30] y = z [L31] c = 1 VAL [c=1, counter=0, x=1, y=3037000500, z=3037000500] [L33] EXPR counter++ VAL [c=1, counter=1, x=1, y=3037000500, z=3037000500] [L33] COND TRUE counter++<10 [L34] EXPR x*z VAL [c=1, counter=1, x=1, y=3037000500, z=3037000500] [L34] EXPR x*z - x VAL [c=1, counter=1, x=1, y=3037000500, z=3037000500] [L34] EXPR x*z - x - y VAL [c=1, counter=1, x=1, y=3037000500, z=3037000500] [L34] EXPR x*z - x - y + 1 VAL [c=1, counter=1, x=1, y=3037000500, z=3037000500] [L34] CALL __VERIFIER_assert(x*z - x - y + 1 == 0) VAL [counter=1] [L16] COND FALSE !(!(cond)) [L34] RET __VERIFIER_assert(x*z - x - y + 1 == 0) VAL [c=1, counter=1, x=1, y=3037000500, z=3037000500] [L36] COND FALSE !(!(c < k)) VAL [c=1, counter=1, k=2, x=1, y=3037000500, z=3037000500] [L39] EXPR c + 1 [L39] c = c + 1 VAL [c=2, counter=1, k=2, x=1, y=3037000500, z=3037000500] [L40] EXPR x * z VAL [c=2, counter=1, k=2, x=1, y=3037000500, z=3037000500] [L40] EXPR x * z + 1 [L40] x = x * z + 1 VAL [c=2, counter=1, k=2, x=3037000501, y=3037000500, z=3037000500] [L41] y * z VAL [c=2, counter=1, k=2, x=3037000501] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.56ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 106.9MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.00ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.84ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 104.7MB in the end (delta: 783.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 453.46ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 87.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 344980.60ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 95.9MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 64.04ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 91.5MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 22:19:02,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a860ae7c-d653-4b47-83cc-0a23737c7bb9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)