./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:11:00,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:11:00,368 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:11:00,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:11:00,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:11:00,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:11:00,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:11:00,419 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:11:00,420 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:11:00,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:11:00,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:11:00,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:11:00,430 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:11:00,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:11:00,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:11:00,442 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:11:00,442 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:11:00,443 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:11:00,443 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:11:00,444 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:11:00,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:11:00,445 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:11:00,445 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:11:00,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:11:00,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:11:00,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:11:00,447 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:11:00,447 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:11:00,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:00,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:11:00,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:11:00,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:11:00,450 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:11:00,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:11:00,450 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:11:00,451 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:11:00,451 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:11:00,451 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:11:00,452 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:11:00,452 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 [2023-11-06 23:11:00,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:11:00,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:11:00,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:11:00,754 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:11:00,755 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:11:00,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2023-11-06 23:11:03,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:11:04,101 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:11:04,102 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2023-11-06 23:11:04,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/data/5a89a8780/7e8e9d3f5dea4b6eaebfa73bb459f1a4/FLAG20e48916c [2023-11-06 23:11:04,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/data/5a89a8780/7e8e9d3f5dea4b6eaebfa73bb459f1a4 [2023-11-06 23:11:04,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:11:04,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:11:04,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:04,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:11:04,150 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:11:04,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e66619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04, skipping insertion in model container [2023-11-06 23:11:04,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,199 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:11:04,353 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2023-11-06 23:11:04,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:04,457 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:11:04,470 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2023-11-06 23:11:04,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:04,539 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:11:04,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04 WrapperNode [2023-11-06 23:11:04,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:04,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:04,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:11:04,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:11:04,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,642 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2023-11-06 23:11:04,642 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:04,643 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:11:04,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:11:04,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:11:04,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,729 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:11:04,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:11:04,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:11:04,730 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:11:04,731 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (1/1) ... [2023-11-06 23:11:04,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:04,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:04,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:11:04,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:11:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:11:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:11:04,822 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:11:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:11:04,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:11:04,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:11:04,956 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:11:04,958 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:11:05,553 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:11:05,565 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:11:05,565 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:11:05,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:05 BoogieIcfgContainer [2023-11-06 23:11:05,569 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:11:05,618 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:11:05,618 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:11:05,622 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:11:05,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:11:04" (1/3) ... [2023-11-06 23:11:05,623 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@258b0560 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:05, skipping insertion in model container [2023-11-06 23:11:05,623 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:04" (2/3) ... [2023-11-06 23:11:05,623 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@258b0560 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:05, skipping insertion in model container [2023-11-06 23:11:05,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:05" (3/3) ... [2023-11-06 23:11:05,625 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-27.i [2023-11-06 23:11:05,674 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:11:05,674 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:11:05,746 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:11:05,754 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3b416cf7, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:11:05,754 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:11:05,759 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 63 states have (on average 1.4444444444444444) internal successors, (91), 64 states have internal predecessors, (91), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-06 23:11:05,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-06 23:11:05,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:05,780 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:05,781 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:05,787 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:05,787 INFO L85 PathProgramCache]: Analyzing trace with hash 399313094, now seen corresponding path program 1 times [2023-11-06 23:11:05,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:05,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296711027] [2023-11-06 23:11:05,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:05,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:06,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:06,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296711027] [2023-11-06 23:11:06,035 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 23:11:06,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69640235] [2023-11-06 23:11:06,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:06,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:06,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:06,040 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:11:06,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:11:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:06,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:11:06,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:06,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2023-11-06 23:11:06,426 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:11:06,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69640235] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:06,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:06,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:11:06,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211454598] [2023-11-06 23:11:06,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:06,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:11:06,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:06,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:11:06,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:11:06,489 INFO L87 Difference]: Start difference. First operand has 93 states, 63 states have (on average 1.4444444444444444) internal successors, (91), 64 states have internal predecessors, (91), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-06 23:11:06,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:06,561 INFO L93 Difference]: Finished difference Result 179 states and 311 transitions. [2023-11-06 23:11:06,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:11:06,565 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 180 [2023-11-06 23:11:06,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:06,577 INFO L225 Difference]: With dead ends: 179 [2023-11-06 23:11:06,577 INFO L226 Difference]: Without dead ends: 89 [2023-11-06 23:11:06,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:11:06,588 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:06,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:11:06,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-06 23:11:06,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-06 23:11:06,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 60 states have internal predecessors, (83), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-06 23:11:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 137 transitions. [2023-11-06 23:11:06,654 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 137 transitions. Word has length 180 [2023-11-06 23:11:06,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:06,654 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 137 transitions. [2023-11-06 23:11:06,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-06 23:11:06,655 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2023-11-06 23:11:06,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-06 23:11:06,662 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:06,662 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:06,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:06,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:06,870 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:06,871 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:06,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1656259406, now seen corresponding path program 1 times [2023-11-06 23:11:06,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:06,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360153647] [2023-11-06 23:11:06,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:06,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:06,995 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:11:06,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [85814941] [2023-11-06 23:11:06,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:06,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:06,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:06,999 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:11:07,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 23:11:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:07,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:11:07,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:07,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-06 23:11:07,302 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:11:07,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:07,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360153647] [2023-11-06 23:11:07,305 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:11:07,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85814941] [2023-11-06 23:11:07,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [85814941] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:07,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:07,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:11:07,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443803667] [2023-11-06 23:11:07,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:07,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:07,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:07,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:07,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:07,309 INFO L87 Difference]: Start difference. First operand 89 states and 137 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-06 23:11:07,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:07,428 INFO L93 Difference]: Finished difference Result 257 states and 397 transitions. [2023-11-06 23:11:07,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:11:07,429 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 181 [2023-11-06 23:11:07,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:07,454 INFO L225 Difference]: With dead ends: 257 [2023-11-06 23:11:07,454 INFO L226 Difference]: Without dead ends: 171 [2023-11-06 23:11:07,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:11:07,460 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 127 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:07,462 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 275 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:11:07,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-11-06 23:11:07,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 100. [2023-11-06 23:11:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 71 states have (on average 1.3661971830985915) internal successors, (97), 71 states have internal predecessors, (97), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-06 23:11:07,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 151 transitions. [2023-11-06 23:11:07,501 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 151 transitions. Word has length 181 [2023-11-06 23:11:07,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:07,505 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 151 transitions. [2023-11-06 23:11:07,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-06 23:11:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 151 transitions. [2023-11-06 23:11:07,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-06 23:11:07,517 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:07,518 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:07,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:07,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:07,725 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:07,725 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:07,726 INFO L85 PathProgramCache]: Analyzing trace with hash 27969209, now seen corresponding path program 1 times [2023-11-06 23:11:07,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:07,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208446704] [2023-11-06 23:11:07,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:07,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:07,822 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:11:07,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1982760368] [2023-11-06 23:11:07,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:07,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:07,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:07,834 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:11:07,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 23:11:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:08,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-06 23:11:08,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:08,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 743 proven. 72 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2023-11-06 23:11:08,870 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:11:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-11-06 23:11:09,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:09,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208446704] [2023-11-06 23:11:09,443 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:11:09,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1982760368] [2023-11-06 23:11:09,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1982760368] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:11:09,444 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:11:09,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2023-11-06 23:11:09,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013130616] [2023-11-06 23:11:09,444 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:11:09,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-06 23:11:09,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:09,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-06 23:11:09,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2023-11-06 23:11:09,448 INFO L87 Difference]: Start difference. First operand 100 states and 151 transitions. Second operand has 15 states, 15 states have (on average 5.666666666666667) internal successors, (85), 14 states have internal predecessors, (85), 4 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 4 states have call predecessors, (41), 4 states have call successors, (41) [2023-11-06 23:11:10,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:10,433 INFO L93 Difference]: Finished difference Result 270 states and 402 transitions. [2023-11-06 23:11:10,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 23:11:10,434 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.666666666666667) internal successors, (85), 14 states have internal predecessors, (85), 4 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 4 states have call predecessors, (41), 4 states have call successors, (41) Word has length 182 [2023-11-06 23:11:10,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:10,438 INFO L225 Difference]: With dead ends: 270 [2023-11-06 23:11:10,438 INFO L226 Difference]: Without dead ends: 173 [2023-11-06 23:11:10,440 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=171, Invalid=429, Unknown=0, NotChecked=0, Total=600 [2023-11-06 23:11:10,441 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 307 mSDsluCounter, 552 mSDsCounter, 0 mSdLazyCounter, 592 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 687 SdHoareTripleChecker+Invalid, 623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:10,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 687 Invalid, 623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 592 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-06 23:11:10,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-06 23:11:10,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 154. [2023-11-06 23:11:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 109 states have (on average 1.3394495412844036) internal successors, (146), 110 states have internal predecessors, (146), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-06 23:11:10,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 226 transitions. [2023-11-06 23:11:10,470 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 226 transitions. Word has length 182 [2023-11-06 23:11:10,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:10,472 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 226 transitions. [2023-11-06 23:11:10,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.666666666666667) internal successors, (85), 14 states have internal predecessors, (85), 4 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (41), 4 states have call predecessors, (41), 4 states have call successors, (41) [2023-11-06 23:11:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 226 transitions. [2023-11-06 23:11:10,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-06 23:11:10,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:10,476 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:10,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:10,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:10,685 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:10,685 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:10,686 INFO L85 PathProgramCache]: Analyzing trace with hash -983148041, now seen corresponding path program 1 times [2023-11-06 23:11:10,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:10,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957796083] [2023-11-06 23:11:10,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:10,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:10,768 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:11:10,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1977945355] [2023-11-06 23:11:10,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:10,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:10,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:10,771 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:11:10,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 23:11:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:11,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-06 23:11:11,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 821 proven. 102 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2023-11-06 23:11:12,523 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:11:13,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 48 proven. 105 refuted. 0 times theorem prover too weak. 1251 trivial. 0 not checked. [2023-11-06 23:11:13,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:13,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957796083] [2023-11-06 23:11:13,440 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:11:13,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1977945355] [2023-11-06 23:11:13,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1977945355] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:11:13,441 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:11:13,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 22 [2023-11-06 23:11:13,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200005184] [2023-11-06 23:11:13,442 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:11:13,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-11-06 23:11:13,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:13,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-06 23:11:13,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2023-11-06 23:11:13,446 INFO L87 Difference]: Start difference. First operand 154 states and 226 transitions. Second operand has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 22 states have internal predecessors, (111), 8 states have call successors, (54), 5 states have call predecessors, (54), 8 states have return successors, (54), 6 states have call predecessors, (54), 8 states have call successors, (54) [2023-11-06 23:11:15,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:15,790 INFO L93 Difference]: Finished difference Result 668 states and 961 transitions. [2023-11-06 23:11:15,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-11-06 23:11:15,791 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 22 states have internal predecessors, (111), 8 states have call successors, (54), 5 states have call predecessors, (54), 8 states have return successors, (54), 6 states have call predecessors, (54), 8 states have call successors, (54) Word has length 182 [2023-11-06 23:11:15,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:15,802 INFO L225 Difference]: With dead ends: 668 [2023-11-06 23:11:15,802 INFO L226 Difference]: Without dead ends: 517 [2023-11-06 23:11:15,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 427 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=516, Invalid=1290, Unknown=0, NotChecked=0, Total=1806 [2023-11-06 23:11:15,809 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 847 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 1204 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 864 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 1320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:15,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [864 Valid, 880 Invalid, 1320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1204 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-06 23:11:15,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2023-11-06 23:11:15,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 353. [2023-11-06 23:11:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 259 states have (on average 1.3513513513513513) internal successors, (350), 261 states have internal predecessors, (350), 80 states have call successors, (80), 13 states have call predecessors, (80), 13 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-06 23:11:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 510 transitions. [2023-11-06 23:11:15,917 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 510 transitions. Word has length 182 [2023-11-06 23:11:15,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:15,919 INFO L495 AbstractCegarLoop]: Abstraction has 353 states and 510 transitions. [2023-11-06 23:11:15,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 22 states have internal predecessors, (111), 8 states have call successors, (54), 5 states have call predecessors, (54), 8 states have return successors, (54), 6 states have call predecessors, (54), 8 states have call successors, (54) [2023-11-06 23:11:15,920 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 510 transitions. [2023-11-06 23:11:15,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-06 23:11:15,924 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:15,924 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:15,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:16,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-11-06 23:11:16,138 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:16,138 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:16,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1389589759, now seen corresponding path program 1 times [2023-11-06 23:11:16,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:16,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221146106] [2023-11-06 23:11:16,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:16,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:16,219 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:11:16,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1106933562] [2023-11-06 23:11:16,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:16,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:16,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:16,223 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:11:16,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 23:11:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:16,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 23:11:16,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:17,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 152 proven. 147 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2023-11-06 23:11:17,209 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:11:17,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 3 proven. 150 refuted. 0 times theorem prover too weak. 1251 trivial. 0 not checked. [2023-11-06 23:11:17,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:11:17,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221146106] [2023-11-06 23:11:17,564 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:11:17,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106933562] [2023-11-06 23:11:17,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106933562] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:11:17,565 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:11:17,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2023-11-06 23:11:17,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991450520] [2023-11-06 23:11:17,566 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:11:17,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-06 23:11:17,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:11:17,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-06 23:11:17,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2023-11-06 23:11:17,568 INFO L87 Difference]: Start difference. First operand 353 states and 510 transitions. Second operand has 15 states, 15 states have (on average 5.533333333333333) internal successors, (83), 15 states have internal predecessors, (83), 4 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) [2023-11-06 23:11:18,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:18,014 INFO L93 Difference]: Finished difference Result 735 states and 1043 transitions. [2023-11-06 23:11:18,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 23:11:18,015 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.533333333333333) internal successors, (83), 15 states have internal predecessors, (83), 4 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) Word has length 182 [2023-11-06 23:11:18,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:18,018 INFO L225 Difference]: With dead ends: 735 [2023-11-06 23:11:18,018 INFO L226 Difference]: Without dead ends: 385 [2023-11-06 23:11:18,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 348 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2023-11-06 23:11:18,021 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 238 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:18,021 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 307 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 23:11:18,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2023-11-06 23:11:18,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 377. [2023-11-06 23:11:18,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 277 states have (on average 1.3212996389891696) internal successors, (366), 279 states have internal predecessors, (366), 80 states have call successors, (80), 19 states have call predecessors, (80), 19 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-06 23:11:18,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 526 transitions. [2023-11-06 23:11:18,075 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 526 transitions. Word has length 182 [2023-11-06 23:11:18,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:18,076 INFO L495 AbstractCegarLoop]: Abstraction has 377 states and 526 transitions. [2023-11-06 23:11:18,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.533333333333333) internal successors, (83), 15 states have internal predecessors, (83), 4 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) [2023-11-06 23:11:18,076 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 526 transitions. [2023-11-06 23:11:18,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-06 23:11:18,079 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:18,079 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:18,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:18,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:18,286 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:18,287 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:18,287 INFO L85 PathProgramCache]: Analyzing trace with hash -982149503, now seen corresponding path program 1 times [2023-11-06 23:11:18,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:11:18,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036963317] [2023-11-06 23:11:18,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:18,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:11:18,321 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:11:18,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1669867505] [2023-11-06 23:11:18,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:18,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:18,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:18,323 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:11:18,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 23:11:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:11:18,597 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:11:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:11:18,871 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:11:18,871 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 23:11:18,872 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:11:18,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:19,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:11:19,083 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-06 23:11:19,086 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:11:19,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:11:19 BoogieIcfgContainer [2023-11-06 23:11:19,275 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:11:19,275 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:11:19,275 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:11:19,275 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:11:19,276 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:05" (3/4) ... [2023-11-06 23:11:19,278 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:11:19,279 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:11:19,280 INFO L158 Benchmark]: Toolchain (without parser) took 15138.56ms. Allocated memory was 163.6MB in the beginning and 262.1MB in the end (delta: 98.6MB). Free memory was 117.5MB in the beginning and 148.8MB in the end (delta: -31.3MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2023-11-06 23:11:19,280 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 163.6MB. Free memory is still 130.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:11:19,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.54ms. Allocated memory is still 163.6MB. Free memory was 116.9MB in the beginning and 101.1MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 23:11:19,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.41ms. Allocated memory is still 163.6MB. Free memory was 101.1MB in the beginning and 95.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 23:11:19,281 INFO L158 Benchmark]: Boogie Preprocessor took 85.65ms. Allocated memory is still 163.6MB. Free memory was 95.4MB in the beginning and 92.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:11:19,281 INFO L158 Benchmark]: RCFGBuilder took 840.43ms. Allocated memory is still 163.6MB. Free memory was 92.7MB in the beginning and 61.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-06 23:11:19,282 INFO L158 Benchmark]: TraceAbstraction took 13656.82ms. Allocated memory was 163.6MB in the beginning and 262.1MB in the end (delta: 98.6MB). Free memory was 130.4MB in the beginning and 148.8MB in the end (delta: -18.4MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2023-11-06 23:11:19,282 INFO L158 Benchmark]: Witness Printer took 4.01ms. Allocated memory is still 262.1MB. Free memory is still 148.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:11:19,285 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 163.6MB. Free memory is still 130.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.54ms. Allocated memory is still 163.6MB. Free memory was 116.9MB in the beginning and 101.1MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.41ms. Allocated memory is still 163.6MB. Free memory was 101.1MB in the beginning and 95.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.65ms. Allocated memory is still 163.6MB. Free memory was 95.4MB in the beginning and 92.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 840.43ms. Allocated memory is still 163.6MB. Free memory was 92.7MB in the beginning and 61.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 13656.82ms. Allocated memory was 163.6MB in the beginning and 262.1MB in the end (delta: 98.6MB). Free memory was 130.4MB in the beginning and 148.8MB in the end (delta: -18.4MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. * Witness Printer took 4.01ms. Allocated memory is still 262.1MB. Free memory is still 148.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 182, overapproximation of someBinaryFLOATComparisonOperation at line 182, overapproximation of someUnaryDOUBLEoperation at line 94. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_3 = 25; [L24] signed char var_1_4 = 10; [L25] signed char var_1_5 = -10; [L26] signed char var_1_6 = -1; [L27] signed short int var_1_7 = -4; [L28] signed char var_1_8 = 50; [L29] signed short int var_1_9 = 2; [L30] unsigned long int var_1_10 = 128; [L31] unsigned char var_1_11 = 2; [L32] unsigned long int var_1_12 = 2781423228; [L33] unsigned long int var_1_13 = 3552320529; [L34] double var_1_14 = 2.25; [L35] unsigned char var_1_15 = 5; [L36] unsigned char var_1_16 = 64; [L37] double var_1_17 = 9.48; [L38] double var_1_18 = 256.05; [L39] float var_1_19 = 1.1; [L40] float var_1_21 = 16.5; [L41] float var_1_22 = 9.4; [L42] unsigned short int var_1_23 = 100; [L43] unsigned char var_1_24 = 5; [L44] unsigned short int var_1_25 = 4; [L45] unsigned short int var_1_26 = 48215; [L46] unsigned short int var_1_27 = 10; [L47] unsigned short int var_1_28 = 1; [L48] signed char var_1_29 = 0; [L49] unsigned long int var_1_30 = 1524073358; [L50] unsigned char var_1_31 = 1; [L51] double var_1_32 = 64.45; VAL [isInitial=0, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=25, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] FCALL updateLastVariables() [L190] CALL updateVariables() [L136] var_1_3 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L138] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L138] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L139] var_1_4 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L140] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L141] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L141] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L142] var_1_5 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L143] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L144] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L145] var_1_6 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_6 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L146] RET assume_abort_if_not(var_1_6 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L147] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L148] var_1_11 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L149] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_11 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L150] RET assume_abort_if_not(var_1_11 <= 255) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L151] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L151] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L152] var_1_12 = __VERIFIER_nondet_ulong() [L153] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L153] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L154] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L155] var_1_13 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_13 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L156] RET assume_abort_if_not(var_1_13 >= 3221225470) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L157] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L157] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L158] var_1_15 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L159] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_15 <= 128) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L160] RET assume_abort_if_not(var_1_15 <= 128) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L162] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L163] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L165] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L167] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L168] var_1_21 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L169] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L170] var_1_22 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L171] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L172] var_1_26 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L173] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L174] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L174] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L175] var_1_30 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_30 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L176] RET assume_abort_if_not(var_1_30 >= 1073741823) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L177] CALL assume_abort_if_not(var_1_30 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L177] RET assume_abort_if_not(var_1_30 <= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L190] RET updateVariables() [L191] CALL step() [L55] var_1_7 = ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))) [L56] signed long int stepLocal_0 = 128 - 256; VAL [isInitial=1, stepLocal_0=-128, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=50, var_1_9=2] [L57] COND FALSE !((var_1_4 * var_1_3) < stepLocal_0) [L60] var_1_8 = -16 VAL [isInitial=1, stepLocal_0=-128, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=2] [L62] var_1_9 = var_1_6 [L63] signed char stepLocal_4 = var_1_4; VAL [isInitial=1, stepLocal_0=-128, stepLocal_4=63, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L64] COND TRUE var_1_12 >= stepLocal_4 [L65] var_1_23 = var_1_16 VAL [isInitial=1, stepLocal_0=-128, stepLocal_4=63, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L67] var_1_24 = (var_1_16 + var_1_3) VAL [isInitial=1, stepLocal_0=-128, stepLocal_4=63, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L68] COND TRUE var_1_8 != (var_1_11 + var_1_5) [L69] var_1_27 = var_1_15 VAL [isInitial=1, stepLocal_0=-128, stepLocal_4=63, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L71] var_1_31 = 0 [L72] var_1_32 = var_1_17 VAL [isInitial=1, stepLocal_0=-128, stepLocal_4=63, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L73] COND FALSE !(! (! var_1_31)) VAL [isInitial=1, stepLocal_0=-128, stepLocal_4=63, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=32, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L76] COND FALSE !(\read(var_1_31)) [L79] var_1_1 = var_1_4 VAL [isInitial=1, stepLocal_0=-128, stepLocal_4=63, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L82] signed long int stepLocal_1 = (var_1_9 * 128) / var_1_11; VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_4=63, var_1_10=128, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L83] COND FALSE !(\read(var_1_31)) [L90] var_1_10 = var_1_13 VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_4=63, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L92] signed long int stepLocal_2 = (- var_1_11) / (var_1_15 + var_1_16); VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_4=63, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=9/4, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L93] COND TRUE stepLocal_2 <= var_1_3 [L94] var_1_14 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))) VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_4=63, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L100] unsigned long int stepLocal_5 = var_1_13; VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_4=63, stepLocal_5=4294967294, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L101] COND FALSE !((~ var_1_10) >= stepLocal_5) VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_4=63, stepLocal_5=4294967294, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L104] COND TRUE -16 <= var_1_27 VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_4=63, stepLocal_5=4294967294, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=4, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L105] COND TRUE var_1_5 == var_1_28 [L106] var_1_25 = ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))) VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_4=63, stepLocal_5=4294967294, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=63, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L111] unsigned long int stepLocal_3 = var_1_10; VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_3=4294967294, stepLocal_4=63, stepLocal_5=4294967294, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=11/10, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=63, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L112] COND FALSE !(\read(var_1_31)) [L119] var_1_19 = var_1_22 VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_3=4294967294, stepLocal_4=63, stepLocal_5=4294967294, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=5, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=63, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L121] EXPR (var_1_6 / var_1_11) | var_1_5 VAL [(var_1_6 / var_1_11) | var_1_5=1, isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_3=4294967294, stepLocal_4=63, stepLocal_5=4294967294, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=5, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=63, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L121] COND FALSE !((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) [L126] COND FALSE !(((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) [L131] var_1_29 = var_1_6 VAL [isInitial=1, stepLocal_0=-128, stepLocal_1=10, stepLocal_2=-3, stepLocal_3=4294967294, stepLocal_4=63, stepLocal_5=4294967294, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=5, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=63, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L191] RET step() [L192] CALL, EXPR property() [L182] EXPR (((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6)))) VAL [(((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6))))=0, isInitial=1, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=5, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=63, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L182-L183] return (((((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6))))) && (var_1_31 == ((unsigned char) 0))) && (var_1_32 == ((double) var_1_17)) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=5, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=63, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=4294967294, var_1_11=12, var_1_12=2147483647, var_1_13=4294967294, var_1_14=6, var_1_15=1, var_1_16=3, var_1_17=2, var_1_18=3, var_1_19=5, var_1_1=63, var_1_21=4, var_1_22=5, var_1_23=3, var_1_24=66, var_1_25=63, var_1_26=32767, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=63, var_1_4=63, var_1_5=1, var_1_6=1, var_1_7=63, var_1_8=-16, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.4s, OverallIterations: 6, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1563 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1519 mSDsluCounter, 2286 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1669 mSDsCounter, 162 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2170 IncrementalHoareTripleChecker+Invalid, 2332 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 162 mSolverCounterUnsat, 617 mSDtfsCounter, 2170 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1486 GetRequests, 1400 SyntacticMatches, 1 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 600 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=377occurred in iteration=5, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 262 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1269 NumberOfCodeBlocks, 1269 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1445 ConstructedInterpolants, 0 QuantifiedInterpolants, 6672 SizeOfPredicates, 21 NumberOfNonLiveVariables, 2206 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 10617/11232 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 23:11:19,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:11:22,280 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:11:22,449 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 23:11:22,459 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:11:22,460 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:11:22,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:11:22,515 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:11:22,515 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:11:22,516 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:11:22,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:11:22,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:11:22,524 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:11:22,524 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:11:22,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:11:22,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:11:22,528 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:11:22,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:11:22,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:11:22,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:11:22,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:11:22,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:11:22,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:11:22,532 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:11:22,533 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:11:22,533 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:11:22,533 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:11:22,534 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:11:22,534 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:11:22,535 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:11:22,535 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:11:22,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:22,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:11:22,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:11:22,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:11:22,538 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:11:22,539 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:11:22,539 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:11:22,539 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:11:22,540 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:11:22,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:11:22,541 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:11:22,541 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:11:22,542 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 [2023-11-06 23:11:22,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:11:23,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:11:23,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:11:23,011 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:11:23,012 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:11:23,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2023-11-06 23:11:26,278 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:11:26,704 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:11:26,706 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2023-11-06 23:11:26,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/data/f839877e4/a82e444273994940a595801d765bfd86/FLAG463ccbaf3 [2023-11-06 23:11:26,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/data/f839877e4/a82e444273994940a595801d765bfd86 [2023-11-06 23:11:26,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:11:26,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:11:26,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:26,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:11:26,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:11:26,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:26" (1/1) ... [2023-11-06 23:11:26,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bb311c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:26, skipping insertion in model container [2023-11-06 23:11:26,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:26" (1/1) ... [2023-11-06 23:11:26,838 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:11:27,027 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2023-11-06 23:11:27,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:27,154 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:11:27,170 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2023-11-06 23:11:27,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:27,316 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:11:27,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27 WrapperNode [2023-11-06 23:11:27,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:27,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:27,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:11:27,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:11:27,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,360 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,412 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-11-06 23:11:27,412 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:11:27,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:11:27,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:11:27,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:11:27,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,480 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,490 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:11:27,501 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:11:27,501 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:11:27,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:11:27,502 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (1/1) ... [2023-11-06 23:11:27,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:27,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:11:27,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:11:27,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:11:27,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:11:27,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 23:11:27,637 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:11:27,638 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:11:27,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:11:27,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:11:27,792 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:11:27,795 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:11:31,480 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:11:31,493 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:11:31,494 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:11:31,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:31 BoogieIcfgContainer [2023-11-06 23:11:31,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:11:31,503 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:11:31,503 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:11:31,507 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:11:31,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:11:26" (1/3) ... [2023-11-06 23:11:31,509 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11687d9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:31, skipping insertion in model container [2023-11-06 23:11:31,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:27" (2/3) ... [2023-11-06 23:11:31,510 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11687d9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:11:31, skipping insertion in model container [2023-11-06 23:11:31,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:11:31" (3/3) ... [2023-11-06 23:11:31,512 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-27.i [2023-11-06 23:11:31,541 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:11:31,542 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:11:31,631 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:11:31,640 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@d43cc11, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:11:31,641 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:11:31,647 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-06 23:11:31,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-06 23:11:31,674 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:31,676 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:31,679 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:31,690 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:31,690 INFO L85 PathProgramCache]: Analyzing trace with hash 51728933, now seen corresponding path program 1 times [2023-11-06 23:11:31,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:11:31,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1416741998] [2023-11-06 23:11:31,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:31,713 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:11:31,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:11:31,720 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:11:31,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 23:11:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:32,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 23:11:32,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:32,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-06 23:11:32,601 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:11:32,602 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:11:32,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1416741998] [2023-11-06 23:11:32,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1416741998] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:32,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:11:32,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:11:32,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840234447] [2023-11-06 23:11:32,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:32,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:11:32,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:11:32,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:11:32,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:11:32,651 INFO L87 Difference]: Start difference. First operand has 86 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-06 23:11:32,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:32,696 INFO L93 Difference]: Finished difference Result 165 states and 287 transitions. [2023-11-06 23:11:32,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:11:32,699 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 177 [2023-11-06 23:11:32,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:32,710 INFO L225 Difference]: With dead ends: 165 [2023-11-06 23:11:32,710 INFO L226 Difference]: Without dead ends: 82 [2023-11-06 23:11:32,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:11:32,719 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:32,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:11:32,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-06 23:11:32,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-06 23:11:32,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 53 states have internal predecessors, (71), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-06 23:11:32,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 125 transitions. [2023-11-06 23:11:32,787 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 125 transitions. Word has length 177 [2023-11-06 23:11:32,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:32,788 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 125 transitions. [2023-11-06 23:11:32,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-06 23:11:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2023-11-06 23:11:32,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-06 23:11:32,795 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:32,795 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:32,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-06 23:11:33,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:11:33,020 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:33,021 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:33,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1119708623, now seen corresponding path program 1 times [2023-11-06 23:11:33,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:11:33,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1202571477] [2023-11-06 23:11:33,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:33,023 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:11:33,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:11:33,026 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:11:33,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 23:11:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:33,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 23:11:33,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:36,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 23:11:36,593 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:11:39,169 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:11:39,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1202571477] [2023-11-06 23:11:39,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1202571477] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:11:39,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1145703702] [2023-11-06 23:11:39,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:39,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 23:11:39,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 23:11:39,174 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 23:11:39,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-06 23:11:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:40,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:11:40,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:40,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-06 23:11:40,206 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:11:40,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1145703702] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:11:40,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:11:40,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2023-11-06 23:11:40,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009850197] [2023-11-06 23:11:40,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:11:40,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:11:40,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:11:40,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:11:40,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:11:40,215 INFO L87 Difference]: Start difference. First operand 82 states and 125 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-06 23:11:42,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:43,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:43,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:43,568 INFO L93 Difference]: Finished difference Result 236 states and 361 transitions. [2023-11-06 23:11:43,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:11:43,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 178 [2023-11-06 23:11:43,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:43,614 INFO L225 Difference]: With dead ends: 236 [2023-11-06 23:11:43,615 INFO L226 Difference]: Without dead ends: 157 [2023-11-06 23:11:43,617 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:11:43,619 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 108 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:43,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 241 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2023-11-06 23:11:43,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-06 23:11:43,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 93. [2023-11-06 23:11:43,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 64 states have (on average 1.328125) internal successors, (85), 64 states have internal predecessors, (85), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-06 23:11:43,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 139 transitions. [2023-11-06 23:11:43,665 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 139 transitions. Word has length 178 [2023-11-06 23:11:43,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:43,668 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 139 transitions. [2023-11-06 23:11:43,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-06 23:11:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2023-11-06 23:11:43,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-06 23:11:43,675 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:11:43,676 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:11:43,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:43,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:11:44,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 23:11:44,080 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:11:44,081 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:11:44,081 INFO L85 PathProgramCache]: Analyzing trace with hash -1776204910, now seen corresponding path program 1 times [2023-11-06 23:11:44,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:11:44,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1541526001] [2023-11-06 23:11:44,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:44,083 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:11:44,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:11:44,084 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:11:44,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 23:11:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:44,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 23:11:44,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:47,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 23:11:47,577 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:11:49,966 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:11:49,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1541526001] [2023-11-06 23:11:49,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1541526001] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:11:49,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2059918374] [2023-11-06 23:11:49,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:11:49,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 23:11:49,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 23:11:49,968 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 23:11:49,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-06 23:11:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:11:51,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 23:11:51,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:11:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 23:11:54,026 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:11:55,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2059918374] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:11:55,606 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:11:55,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 12 [2023-11-06 23:11:55,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585758544] [2023-11-06 23:11:55,607 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:11:55,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 23:11:55,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:11:55,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 23:11:55,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2023-11-06 23:11:55,611 INFO L87 Difference]: Start difference. First operand 93 states and 139 transitions. Second operand has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 11 states have internal predecessors, (56), 4 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2023-11-06 23:11:59,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:11:59,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:11:59,935 INFO L93 Difference]: Finished difference Result 197 states and 286 transitions. [2023-11-06 23:11:59,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-06 23:11:59,937 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 11 states have internal predecessors, (56), 4 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) Word has length 179 [2023-11-06 23:11:59,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:11:59,941 INFO L225 Difference]: With dead ends: 197 [2023-11-06 23:11:59,941 INFO L226 Difference]: Without dead ends: 107 [2023-11-06 23:11:59,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 680 GetRequests, 661 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2023-11-06 23:11:59,945 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 149 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-11-06 23:11:59,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 356 Invalid, 490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2023-11-06 23:11:59,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2023-11-06 23:11:59,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2023-11-06 23:11:59,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 73 states have (on average 1.273972602739726) internal successors, (93), 73 states have internal predecessors, (93), 27 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-06 23:11:59,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 147 transitions. [2023-11-06 23:11:59,994 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 147 transitions. Word has length 179 [2023-11-06 23:11:59,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:11:59,995 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 147 transitions. [2023-11-06 23:11:59,995 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 11 states have internal predecessors, (56), 4 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2023-11-06 23:11:59,996 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2023-11-06 23:12:00,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-06 23:12:00,000 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:00,000 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:00,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:12:00,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-06 23:12:00,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 23:12:00,408 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:00,408 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:00,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1910218416, now seen corresponding path program 1 times [2023-11-06 23:12:00,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:00,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [769298804] [2023-11-06 23:12:00,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:00,410 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:00,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:00,412 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:12:00,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-06 23:12:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:00,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:12:00,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 728 proven. 39 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2023-11-06 23:12:01,509 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:12:02,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-11-06 23:12:02,154 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 23:12:02,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [769298804] [2023-11-06 23:12:02,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [769298804] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:12:02,155 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 23:12:02,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2023-11-06 23:12:02,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371956310] [2023-11-06 23:12:02,156 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 23:12:02,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 23:12:02,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 23:12:02,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 23:12:02,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:12:02,159 INFO L87 Difference]: Start difference. First operand 105 states and 147 transitions. Second operand has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2023-11-06 23:12:07,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:09,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 23:12:10,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:10,052 INFO L93 Difference]: Finished difference Result 279 states and 384 transitions. [2023-11-06 23:12:10,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 23:12:10,053 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 179 [2023-11-06 23:12:10,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:10,057 INFO L225 Difference]: With dead ends: 279 [2023-11-06 23:12:10,058 INFO L226 Difference]: Without dead ends: 177 [2023-11-06 23:12:10,059 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2023-11-06 23:12:10,061 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 294 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 84 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:10,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 446 Invalid, 495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 410 Invalid, 1 Unknown, 0 Unchecked, 7.5s Time] [2023-11-06 23:12:10,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-06 23:12:10,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 160. [2023-11-06 23:12:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 110 states have (on average 1.2363636363636363) internal successors, (136), 111 states have internal predecessors, (136), 40 states have call successors, (40), 9 states have call predecessors, (40), 9 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-06 23:12:10,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 216 transitions. [2023-11-06 23:12:10,090 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 216 transitions. Word has length 179 [2023-11-06 23:12:10,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:10,091 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 216 transitions. [2023-11-06 23:12:10,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2023-11-06 23:12:10,092 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 216 transitions. [2023-11-06 23:12:10,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-06 23:12:10,095 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:10,096 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:10,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:12:10,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:10,303 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:10,303 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:10,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1209153838, now seen corresponding path program 1 times [2023-11-06 23:12:10,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 23:12:10,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1659248841] [2023-11-06 23:12:10,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:10,305 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 23:12:10,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 23:12:10,307 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 23:12:10,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27009843-df5f-4434-b7ab-8b3f398fdae7/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-06 23:12:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:10,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-06 23:12:10,925 INFO L285 TraceCheckSpWp]: Computing forward predicates...