./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound100.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_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/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_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/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_21db32e0-f071-42a5-9e2d-28aae2fc2d43/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 fee025173b123742b5b08bb8895dc7c9911cdbb928d94cbe9fdb074ddb7a3572 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:59:59,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:59:59,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 04:59:59,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:59:59,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:59:59,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:59:59,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:59:59,999 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:59:59,999 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:59:59,999 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:59:59,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:00:00,000 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:00:00,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:00:00,001 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:00:00,001 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:00:00,001 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:00:00,001 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:00:00,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:00:00,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:00:00,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:00:00,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:00:00,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:00:00,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:00:00,002 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:00:00,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:00:00,002 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_21db32e0-f071-42a5-9e2d-28aae2fc2d43/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 -> fee025173b123742b5b08bb8895dc7c9911cdbb928d94cbe9fdb074ddb7a3572 [2024-12-06 05:00:00,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:00:00,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:00:00,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:00:00,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:00:00,247 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:00:00,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound100.c [2024-12-06 05:00:02,933 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/data/d6a8a5548/3684397a32584c13a5c0287cfb41460d/FLAGe350f3fc6 [2024-12-06 05:00:03,095 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:00:03,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound100.c [2024-12-06 05:00:03,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/data/d6a8a5548/3684397a32584c13a5c0287cfb41460d/FLAGe350f3fc6 [2024-12-06 05:00:03,116 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/data/d6a8a5548/3684397a32584c13a5c0287cfb41460d [2024-12-06 05:00:03,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:00:03,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:00:03,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:00:03,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:00:03,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:00:03,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2827aeed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03, skipping insertion in model container [2024-12-06 05:00:03,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,135 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:00:03,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:00:03,257 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:00:03,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:00:03,280 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:00:03,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03 WrapperNode [2024-12-06 05:00:03,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:00:03,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:00:03,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:00:03,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:00:03,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,309 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2024-12-06 05:00:03,309 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:00:03,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:00:03,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:00:03,310 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:00:03,316 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,320 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,325 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:00:03,328 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:00:03,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:00:03,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:00:03,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:00:03,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:00:03,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:00:03,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:00:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:00:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:00:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:00:03,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:00:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:00:03,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:00:03,436 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:00:03,438 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:00:03,647 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-12-06 05:00:03,647 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:00:03,673 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:00:03,673 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:00:03,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:00:03 BoogieIcfgContainer [2024-12-06 05:00:03,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:00:03,674 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:00:03,674 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:00:03,684 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:00:03,684 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:00:03" (1/1) ... [2024-12-06 05:00:03,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:00:03,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:03,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2024-12-06 05:00:03,740 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2024-12-06 05:00:03,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:00:03,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:03,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:03,891 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 05:00:03,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-12-06 05:00:03,936 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-12-06 05:00:03,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:00:03,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:03,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:03,977 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 05:00:03,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:03,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2024-12-06 05:00:03,991 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2024-12-06 05:00:03,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:00:03,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:03,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:00:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:04,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:00:04,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:04,043 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 05:00:04,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:04,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 66 states and 72 transitions. [2024-12-06 05:00:04,176 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2024-12-06 05:00:04,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:00:04,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:04,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:04,224 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 05:00:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:04,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2024-12-06 05:00:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2024-12-06 05:00:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:00:04,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:04,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:00:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:04,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:00:04,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:04,304 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 05:00:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:04,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 68 states and 74 transitions. [2024-12-06 05:00:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 74 transitions. [2024-12-06 05:00:04,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:00:04,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:04,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:00:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:04,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:00:04,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:04,355 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 05:00:04,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2024-12-06 05:00:04,367 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2024-12-06 05:00:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:00:04,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:04,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:04,426 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 05:00:04,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:04,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2024-12-06 05:00:04,441 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2024-12-06 05:00:04,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:00:04,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:04,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:00:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:04,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 05:00:04,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:04,546 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 05:00:04,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:04,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 79 states and 87 transitions. [2024-12-06 05:00:04,845 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2024-12-06 05:00:04,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:00:04,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:04,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:04,958 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 05:00:05,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:05,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 89 states and 101 transitions. [2024-12-06 05:00:05,468 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 101 transitions. [2024-12-06 05:00:05,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:00:05,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:05,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:05,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:05,534 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 05:00:05,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:05,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 90 states and 103 transitions. [2024-12-06 05:00:05,721 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2024-12-06 05:00:05,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:00:05,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:05,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:05,781 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 05:00:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 92 states and 106 transitions. [2024-12-06 05:00:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 106 transitions. [2024-12-06 05:00:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:00:05,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:05,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:00:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:05,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:00:05,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:05,966 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 05:00:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:05,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 95 states and 111 transitions. [2024-12-06 05:00:05,994 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2024-12-06 05:00:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:00:05,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:05,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:06,054 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 05:00:07,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:07,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 110 states and 134 transitions. [2024-12-06 05:00:07,104 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 134 transitions. [2024-12-06 05:00:07,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:00:07,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:07,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:00:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:07,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:00:07,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:07,159 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 05:00:07,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:07,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2024-12-06 05:00:07,186 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2024-12-06 05:00:07,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:00:07,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:07,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:07,216 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 05:00:07,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2024-12-06 05:00:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2024-12-06 05:00:07,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:00:07,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:07,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:07,363 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 05:00:07,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:07,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2024-12-06 05:00:07,474 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2024-12-06 05:00:07,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:00:07,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:07,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:07,605 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 05:00:07,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:07,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 116 states and 142 transitions. [2024-12-06 05:00:07,955 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 142 transitions. [2024-12-06 05:00:07,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:00:07,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:07,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:00:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:07,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 05:00:07,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:08,076 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 05:00:08,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:08,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 118 states and 145 transitions. [2024-12-06 05:00:08,252 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 145 transitions. [2024-12-06 05:00:08,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:00:08,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:08,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:08,439 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 05:00:09,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:09,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 122 states and 150 transitions. [2024-12-06 05:00:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 150 transitions. [2024-12-06 05:00:09,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:00:09,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:09,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:00:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:19,379 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:00:29,395 WARN L873 $PredicateComparison]: unable to prove that (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 true [2024-12-06 05:00:38,676 WARN L286 SmtUtils]: Spent 9.23s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:00:48,685 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:01:12,223 WARN L286 SmtUtils]: Spent 23.43s 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) [2024-12-06 05:01:22,233 WARN L286 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 05:02:20,139 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 05:02:30,236 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 [2024-12-06 05:03:15,722 WARN L286 SmtUtils]: Spent 15.48s 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) [2024-12-06 05:03:40,458 WARN L286 SmtUtils]: Spent 5.14s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:03:50,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:50,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 127 states and 160 transitions. [2024-12-06 05:03:50,615 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 160 transitions. [2024-12-06 05:03:50,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:03:50,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:50,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:03:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:50,733 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 05:03:50,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:50,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 126 states and 159 transitions. [2024-12-06 05:03:50,783 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2024-12-06 05:03:50,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:03:50,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:50,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:03:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:03:54,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 177 transitions. [2024-12-06 05:03:54,303 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 177 transitions. [2024-12-06 05:03:54,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:03:54,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:54,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:03:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:54,428 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 05:03:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:55,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 149 states and 189 transitions. [2024-12-06 05:03:55,490 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 189 transitions. [2024-12-06 05:03:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 05:03:55,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:55,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:03:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:03:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:55,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:03:55,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:03:55,638 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 05:03:57,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:57,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 167 states and 211 transitions. [2024-12-06 05:03:57,002 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 211 transitions. [2024-12-06 05:03:57,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:03:57,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:57,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:03:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:03:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:03:57,022 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:03:57,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:03:57,043 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 25 iterations. [2024-12-06 05:03:57,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:03:57 ImpRootNode [2024-12-06 05:03:57,066 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:03:57,067 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:03:57,067 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:03:57,067 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:03:57,068 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:00:03" (3/4) ... [2024-12-06 05:03:57,068 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 05:03:57,098 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 6. [2024-12-06 05:03:57,139 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:03:57,140 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:03:57,140 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:03:57,141 INFO L158 Benchmark]: Toolchain (without parser) took 234021.33ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 109.7MB in the end (delta: 6.6MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2024-12-06 05:03:57,141 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:03:57,141 INFO L158 Benchmark]: CACSL2BoogieTranslator took 160.63ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 105.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:03:57,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.65ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 103.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:03:57,142 INFO L158 Benchmark]: Boogie Preprocessor took 17.93ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 102.9MB in the end (delta: 916.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:03:57,142 INFO L158 Benchmark]: RCFGBuilder took 345.73ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 86.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:03:57,142 INFO L158 Benchmark]: CodeCheck took 233392.06ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 47.9MB in the end (delta: 38.2MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2024-12-06 05:03:57,142 INFO L158 Benchmark]: Witness Printer took 73.07ms. Allocated memory is still 142.6MB. Free memory was 47.9MB in the beginning and 109.7MB in the end (delta: -61.9MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2024-12-06 05:03:57,144 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: 233.3s, 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, 7.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1776 mSDsluCounter, 492 SdHoareTripleChecker+Invalid, 6.0s 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, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2916 GetRequests, 2625 SyntacticMatches, 101 SemanticMatches, 190 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 20702 ImplicationChecksByTransitivity, 191.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 134.5s 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++<100 [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=-4294967294, x=1, y=3037000500, z=3037000500] [L39] EXPR c + 1 [L39] c = c + 1 VAL [c=2, counter=1, k=-4294967294, x=1, y=3037000500, z=3037000500] [L40] EXPR x * z VAL [c=2, counter=1, k=-4294967294, x=1, y=3037000500, z=3037000500] [L40] EXPR x * z + 1 [L40] x = x * z + 1 VAL [c=2, counter=1, k=-4294967294, x=3037000501, y=3037000500, z=3037000500] [L41] y * z VAL [c=2, counter=1, k=-4294967294, x=3037000501] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 160.63ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 105.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.65ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 103.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.93ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 102.9MB in the end (delta: 916.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 345.73ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 86.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 233392.06ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 47.9MB in the end (delta: 38.2MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Witness Printer took 73.07ms. Allocated memory is still 142.6MB. Free memory was 47.9MB in the beginning and 109.7MB in the end (delta: -61.9MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 05:03:57,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21db32e0-f071-42a5-9e2d-28aae2fc2d43/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)