./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:48:08,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:48:08,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:48:08,209 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:48:08,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:48:08,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:48:08,263 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:48:08,264 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:48:08,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:48:08,270 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:48:08,270 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:48:08,271 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:48:08,271 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:48:08,273 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:48:08,274 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:48:08,274 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:48:08,274 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:48:08,275 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:48:08,275 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:48:08,276 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:48:08,276 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:48:08,277 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:48:08,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:48:08,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:48:08,279 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:48:08,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:48:08,280 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:48:08,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:48:08,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:48:08,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:48:08,282 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:48:08,283 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:48:08,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:48:08,291 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:48:08,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:48:08,291 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:48:08,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:48:08,292 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:48:08,292 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:48:08,292 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:48:08,292 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:48:08,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:48:08,293 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:48:08,293 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:48:08,294 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:48:08,294 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 [2023-11-12 00:48:08,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:48:08,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:48:08,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:48:08,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:48:08,697 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:48:08,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-12 00:48:11,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:48:12,140 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:48:12,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-12 00:48:12,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/data/9d98293e5/bce661089b5b49b7872af6de591087da/FLAG9a39b0031 [2023-11-12 00:48:12,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/data/9d98293e5/bce661089b5b49b7872af6de591087da [2023-11-12 00:48:12,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:48:12,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:48:12,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:48:12,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:48:12,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:48:12,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@afbbcac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12, skipping insertion in model container [2023-11-12 00:48:12,189 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,225 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:48:12,390 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_23ecba2a-932e-4a85-a23a-654e0af2f5dd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-12 00:48:12,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:48:12,491 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:48:12,503 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_23ecba2a-932e-4a85-a23a-654e0af2f5dd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-12 00:48:12,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:48:12,581 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:48:12,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12 WrapperNode [2023-11-12 00:48:12,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:48:12,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:48:12,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:48:12,583 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:48:12,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,624 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,686 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2023-11-12 00:48:12,688 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:48:12,689 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:48:12,689 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:48:12,690 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:48:12,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:48:12,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:48:12,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:48:12,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:48:12,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (1/1) ... [2023-11-12 00:48:12,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:48:12,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:48:12,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:48:12,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:48:12,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:48:12,842 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:48:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:48:12,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:48:12,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:48:12,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:48:13,043 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:48:13,061 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:48:13,532 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:48:13,920 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:48:13,920 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:48:13,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:13 BoogieIcfgContainer [2023-11-12 00:48:13,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:48:13,928 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:48:13,928 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:48:13,931 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:48:13,932 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:48:12" (1/3) ... [2023-11-12 00:48:13,933 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5512d76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:48:13, skipping insertion in model container [2023-11-12 00:48:13,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:12" (2/3) ... [2023-11-12 00:48:13,936 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5512d76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:48:13, skipping insertion in model container [2023-11-12 00:48:13,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:13" (3/3) ... [2023-11-12 00:48:13,938 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-12 00:48:13,960 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:48:13,961 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:48:14,025 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:48:14,033 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@c33fecd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:48:14,033 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:48:14,037 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-12 00:48:14,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-12 00:48:14,051 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:14,052 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:14,053 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:14,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:14,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1009794091, now seen corresponding path program 1 times [2023-11-12 00:48:14,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:48:14,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801083057] [2023-11-12 00:48:14,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:14,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:48:14,390 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:48:14,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1655950279] [2023-11-12 00:48:14,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:14,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:48:14,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:48:14,398 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:48:14,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:48:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:48:14,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:48:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:48:15,051 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:48:15,053 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:48:15,056 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:48:15,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:48:15,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:48:15,273 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:48:15,277 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:48:15,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:48:15 BoogieIcfgContainer [2023-11-12 00:48:15,435 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:48:15,435 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:48:15,436 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:48:15,436 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:48:15,436 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:13" (3/4) ... [2023-11-12 00:48:15,439 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:48:15,440 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:48:15,442 INFO L158 Benchmark]: Toolchain (without parser) took 3260.90ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 118.2MB in the beginning and 75.8MB in the end (delta: 42.3MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. [2023-11-12 00:48:15,443 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 123.7MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:48:15,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.72ms. Allocated memory is still 148.9MB. Free memory was 118.2MB in the beginning and 102.4MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:48:15,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.52ms. Allocated memory is still 148.9MB. Free memory was 102.4MB in the beginning and 96.7MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:48:15,446 INFO L158 Benchmark]: Boogie Preprocessor took 56.55ms. Allocated memory is still 148.9MB. Free memory was 96.7MB in the beginning and 94.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:48:15,447 INFO L158 Benchmark]: RCFGBuilder took 1177.58ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 94.6MB in the beginning and 138.7MB in the end (delta: -44.1MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2023-11-12 00:48:15,449 INFO L158 Benchmark]: TraceAbstraction took 1507.18ms. Allocated memory is still 180.4MB. Free memory was 138.7MB in the beginning and 76.9MB in the end (delta: 61.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-12 00:48:15,450 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 180.4MB. Free memory was 76.9MB in the beginning and 75.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:48:15,454 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 123.7MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.72ms. Allocated memory is still 148.9MB. Free memory was 118.2MB in the beginning and 102.4MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.52ms. Allocated memory is still 148.9MB. Free memory was 102.4MB in the beginning and 96.7MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.55ms. Allocated memory is still 148.9MB. Free memory was 96.7MB in the beginning and 94.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1177.58ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 94.6MB in the beginning and 138.7MB in the end (delta: -44.1MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1507.18ms. Allocated memory is still 180.4MB. Free memory was 138.7MB in the beginning and 76.9MB in the end (delta: 61.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 180.4MB. Free memory was 76.9MB in the beginning and 75.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 shiftLeft at line 103, overapproximation of someUnaryDOUBLEoperation at line 69, overapproximation of someBinaryArithmeticDOUBLEoperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] unsigned short int var_1_4 = 256; [L24] unsigned short int var_1_6 = 10000; [L25] unsigned short int var_1_7 = 10000; [L26] unsigned short int var_1_8 = 128; [L27] unsigned short int var_1_9 = 8; [L28] unsigned char var_1_10 = 100; [L29] unsigned char var_1_11 = 64; [L30] unsigned char var_1_12 = 16; [L31] unsigned short int var_1_13 = 256; [L32] unsigned short int var_1_17 = 4; [L33] double var_1_18 = 64.2; [L34] unsigned short int var_1_19 = 53045; [L35] double var_1_20 = 1.75; [L36] double var_1_21 = 50.35; [L37] double var_1_22 = 5.5; [L38] double var_1_23 = 7.125; [L39] unsigned long int var_1_24 = 50; [L40] unsigned long int var_1_25 = 1907531378; [L41] unsigned long int var_1_26 = 8; [L42] unsigned char var_1_27 = 0; [L43] signed long int var_1_28 = 8; [L44] signed long int var_1_30 = 1; [L45] unsigned long int var_1_35 = 1; [L46] double var_1_37 = 1.4; [L47] unsigned char var_1_40 = 1; [L48] unsigned char var_1_41 = 0; [L49] unsigned char var_1_42 = 0; [L50] signed char var_1_43 = 10; [L51] signed char var_1_45 = 25; [L52] signed char var_1_46 = 16; [L53] signed char var_1_47 = 32; [L54] unsigned long int last_1_var_1_24 = 50; [L55] unsigned char last_1_var_1_27 = 0; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L187] last_1_var_1_24 = var_1_24 [L188] last_1_var_1_27 = var_1_27 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L134] var_1_4 = __VERIFIER_nondet_ushort() [L135] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L136] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=10000, var_1_7=10000, var_1_8=128, var_1_9=8] [L137] var_1_6 = __VERIFIER_nondet_ushort() [L138] CALL assume_abort_if_not(var_1_6 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_6 >= 8191) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L139] CALL assume_abort_if_not(var_1_6 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 <= 16384) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=10000, var_1_8=128, var_1_9=8] [L140] var_1_7 = __VERIFIER_nondet_ushort() [L141] CALL assume_abort_if_not(var_1_7 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_7 >= 8192) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8] [L142] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=128, var_1_9=8] [L143] var_1_8 = __VERIFIER_nondet_ushort() [L144] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=8] [L145] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=8] [L146] var_1_9 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L148] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=64, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L149] var_1_11 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L151] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=16, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L152] var_1_12 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=321/5, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L155] var_1_18 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L157] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=53045, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L158] var_1_19 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=1007/20, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L161] var_1_21 = __VERIFIER_nondet_double() [L162] 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, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L162] 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, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=11/2, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L163] var_1_22 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=57/8, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L165] var_1_23 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=1907531378, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L167] var_1_25 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L169] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=0, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L170] var_1_41 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L172] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=0, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L173] var_1_42 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_42 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_42 >= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L175] CALL assume_abort_if_not(var_1_42 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_42 <= 1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=25, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L176] var_1_45 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_45 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_45 >= -1) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L178] CALL assume_abort_if_not(var_1_45 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_45 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=16, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L179] var_1_46 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=0, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=0, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L181] CALL assume_abort_if_not(var_1_46 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=0, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_46 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=0, var_1_47=32, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L182] var_1_47 = __VERIFIER_nondet_char() [L183] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=0, var_1_47=0, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=0, var_1_47=0, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L184] CALL assume_abort_if_not(var_1_47 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=0, var_1_47=0, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_47 <= 126) VAL [isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=100, var_1_11=127, var_1_12=0, var_1_13=256, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=128, var_1_20=7/4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=50, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=8, var_1_30=1, var_1_35=1, var_1_37=7/5, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=10, var_1_45=1, var_1_46=0, var_1_47=0, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L199] RET updateVariables() [L200] CALL step() [L59] var_1_28 = var_1_10 [L60] COND TRUE (var_1_19 + 100000000u) != ((((var_1_7) > (var_1_4)) ? (var_1_7) : (var_1_4))) [L61] var_1_30 = (((((var_1_10 + ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) > (var_1_7)) ? ((var_1_10 + ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : (var_1_7))) [L65] var_1_35 = var_1_11 [L66] COND FALSE !(var_1_11 > var_1_6) [L69] var_1_37 = ((((var_1_21) < ((((((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) < 0 ) ? -((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) : ((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))))))) ? (var_1_21) : ((((((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) < 0 ) ? -((((49.2) > (var_1_22)) ? (49.2) : (var_1_22))) : ((((49.2) > (var_1_22)) ? (49.2) : (var_1_22)))))))) [L71] COND TRUE var_1_7 <= var_1_19 [L72] COND FALSE !(var_1_18 <= var_1_22) [L75] COND TRUE var_1_22 <= ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) [L76] var_1_40 = (var_1_41 || ((var_1_18 >= var_1_22) || var_1_42)) [L80] COND TRUE var_1_11 != (~ (var_1_10 % var_1_7)) [L81] var_1_43 = (var_1_45 - var_1_46) [L95] COND FALSE !(\read(last_1_var_1_27)) [L98] var_1_20 = var_1_22 [L100] COND TRUE (- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22))) [L101] var_1_27 = 0 [L103] EXPR var_1_8 << var_1_4 [L103] COND FALSE !(var_1_9 < (var_1_8 << var_1_4)) [L106] var_1_10 = var_1_11 [L108] unsigned char stepLocal_0 = var_1_27; [L109] COND TRUE (var_1_10 <= var_1_10) || stepLocal_0 [L110] var_1_13 = ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))) [L114] unsigned short int stepLocal_1 = var_1_7; [L115] COND FALSE !(stepLocal_1 == last_1_var_1_24) [L118] var_1_24 = (var_1_10 + (var_1_25 - var_1_11)) [L120] signed long int stepLocal_2 = var_1_19 - var_1_7; [L121] COND FALSE !(var_1_10 > stepLocal_2) [L124] COND FALSE !(var_1_20 < var_1_20) [L127] var_1_1 = (((var_1_6 + var_1_7) - var_1_10) + var_1_10) [L129] COND FALSE !((var_1_20 / var_1_18) > var_1_20) [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11))) [L191-L192] return ((((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned short int) ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))) : (var_1_1 == ((unsigned short int) (((var_1_6 + var_1_7) - var_1_10) + var_1_10)))) && ((var_1_9 < (var_1_8 << var_1_4)) ? (var_1_10 == ((unsigned char) (var_1_11 + var_1_12))) : (var_1_10 == ((unsigned char) var_1_11)))) && (((var_1_10 <= var_1_10) || var_1_27) ? (var_1_13 == ((unsigned short int) ((((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) > (var_1_10)) ? (((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10)))) : (var_1_10))))) : (var_1_13 == ((unsigned short int) var_1_10)))) && (((var_1_20 / var_1_18) > var_1_20) ? (var_1_17 == ((unsigned short int) ((var_1_19 - ((((var_1_26) > (var_1_12)) ? (var_1_26) : (var_1_12)))) - var_1_7))) : 1)) && (last_1_var_1_27 ? (var_1_20 == ((double) (((((((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) > (16.6)) ? (((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22)))) : (16.6))) - var_1_23))) : (var_1_20 == ((double) var_1_22)))) && ((var_1_7 == last_1_var_1_24) ? (var_1_24 == ((unsigned long int) (2332545940u - (1490203111u - var_1_11)))) : (var_1_24 == ((unsigned long int) (var_1_10 + (var_1_25 - var_1_11)))))) && ((var_1_10 > (var_1_19 - var_1_7)) ? (var_1_26 == ((unsigned long int) var_1_10)) : 1)) && (((- 3.75) < ((((var_1_20) < (var_1_22)) ? (var_1_20) : (var_1_22)))) ? (var_1_27 == ((unsigned char) 0)) : 1) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=127, var_1_11=127, var_1_12=0, var_1_13=127, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=24576, var_1_20=4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=8292, var_1_35=127, var_1_37=3, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=1, var_1_45=1, var_1_46=0, var_1_47=0, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=50, last_1_var_1_27=0, var_1_10=127, var_1_11=127, var_1_12=0, var_1_13=127, var_1_17=4, var_1_18=2, var_1_19=49150, var_1_1=24576, var_1_20=4, var_1_21=3, var_1_22=4, var_1_23=5, var_1_24=2147483647, var_1_25=2147483647, var_1_26=8, var_1_27=0, var_1_28=100, var_1_30=8292, var_1_35=127, var_1_37=3, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=1, var_1_45=1, var_1_46=0, var_1_47=0, var_1_4=8192, var_1_6=16384, var_1_7=8192, var_1_8=1, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2023-11-12 00:48:15,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:48:18,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:48:18,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:48:18,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:48:18,198 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:48:18,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:48:18,244 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:48:18,245 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:48:18,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:48:18,251 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:48:18,252 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:48:18,252 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:48:18,253 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:48:18,255 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:48:18,255 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:48:18,256 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:48:18,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:48:18,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:48:18,258 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:48:18,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:48:18,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:48:18,261 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:48:18,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:48:18,262 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:48:18,262 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:48:18,263 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:48:18,263 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:48:18,264 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:48:18,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:48:18,264 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:48:18,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:48:18,266 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:48:18,267 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:48:18,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:48:18,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:48:18,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:48:18,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:48:18,269 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:48:18,269 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:48:18,270 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:48:18,270 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:48:18,271 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:48:18,271 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eac29c932ada0e94be278f95077c74c7b457902f59ccb1c57195813dd70e5550 [2023-11-12 00:48:18,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:48:18,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:48:18,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:48:18,757 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:48:18,757 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:48:18,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-12 00:48:21,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:48:22,219 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:48:22,220 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-12 00:48:22,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/data/7b806e3f1/f20773cd917243e39096c47f2e3d35e9/FLAG2208f0f95 [2023-11-12 00:48:22,246 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/data/7b806e3f1/f20773cd917243e39096c47f2e3d35e9 [2023-11-12 00:48:22,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:48:22,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:48:22,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:48:22,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:48:22,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:48:22,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f233c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22, skipping insertion in model container [2023-11-12 00:48:22,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,291 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:48:22,443 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_23ecba2a-932e-4a85-a23a-654e0af2f5dd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-12 00:48:22,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:48:22,598 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:48:22,618 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_23ecba2a-932e-4a85-a23a-654e0af2f5dd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i[919,932] [2023-11-12 00:48:22,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:48:22,701 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:48:22,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22 WrapperNode [2023-11-12 00:48:22,702 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:48:22,703 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:48:22,703 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:48:22,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:48:22,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,763 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-12 00:48:22,764 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:48:22,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:48:22,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:48:22,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:48:22,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,800 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,812 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:48:22,819 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:48:22,819 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:48:22,820 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:48:22,820 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (1/1) ... [2023-11-12 00:48:22,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:48:22,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:48:22,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:48:22,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:48:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:48:22,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:48:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:48:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:48:22,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:48:22,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:48:23,040 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:48:23,041 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:48:30,491 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:48:30,512 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:48:30,512 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:48:30,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:30 BoogieIcfgContainer [2023-11-12 00:48:30,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:48:30,531 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:48:30,531 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:48:30,534 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:48:30,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:48:22" (1/3) ... [2023-11-12 00:48:30,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e8a481c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:48:30, skipping insertion in model container [2023-11-12 00:48:30,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:48:22" (2/3) ... [2023-11-12 00:48:30,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e8a481c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:48:30, skipping insertion in model container [2023-11-12 00:48:30,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:48:30" (3/3) ... [2023-11-12 00:48:30,538 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-22.i [2023-11-12 00:48:30,558 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:48:30,559 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:48:30,621 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:48:30,628 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@6418c224, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:48:30,628 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:48:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-12 00:48:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-12 00:48:30,650 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:30,651 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:30,652 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:30,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:30,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1288831898, now seen corresponding path program 1 times [2023-11-12 00:48:30,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:48:30,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2081261351] [2023-11-12 00:48:30,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:30,675 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 [2023-11-12 00:48:30,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:48:30,680 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:48:30,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:48:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:31,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:48:31,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:31,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-12 00:48:31,960 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:48:31,961 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:48:31,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2081261351] [2023-11-12 00:48:31,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2081261351] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:48:31,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:48:31,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:48:31,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387038503] [2023-11-12 00:48:31,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:48:31,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:48:31,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:48:31,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:48:31,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:48:32,002 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-12 00:48:32,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:48:32,048 INFO L93 Difference]: Finished difference Result 172 states and 307 transitions. [2023-11-12 00:48:32,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:48:32,053 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 208 [2023-11-12 00:48:32,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:48:32,069 INFO L225 Difference]: With dead ends: 172 [2023-11-12 00:48:32,069 INFO L226 Difference]: Without dead ends: 84 [2023-11-12 00:48:32,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:48:32,083 INFO L413 NwaCegarLoop]: 126 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, 126 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 [2023-11-12 00:48:32,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:48:32,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-12 00:48:32,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-12 00:48:32,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 49 states have (on average 1.2244897959183674) internal successors, (60), 49 states have internal predecessors, (60), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-12 00:48:32,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 126 transitions. [2023-11-12 00:48:32,166 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 126 transitions. Word has length 208 [2023-11-12 00:48:32,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:48:32,167 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 126 transitions. [2023-11-12 00:48:32,168 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, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-12 00:48:32,168 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2023-11-12 00:48:32,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-12 00:48:32,177 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:32,177 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:32,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:48:32,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:48:32,389 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:32,390 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:32,390 INFO L85 PathProgramCache]: Analyzing trace with hash -138176996, now seen corresponding path program 1 times [2023-11-12 00:48:32,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:48:32,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1064085149] [2023-11-12 00:48:32,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:32,393 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 [2023-11-12 00:48:32,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:48:32,395 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:48:32,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:48:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:33,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 00:48:33,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:37,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 308 proven. 174 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2023-11-12 00:48:37,812 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:48:38,064 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:48:38,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1064085149] [2023-11-12 00:48:38,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1064085149] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:48:38,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1510305724] [2023-11-12 00:48:38,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:38,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:48:38,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:48:38,102 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:48:38,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:48:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:38,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:48:38,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:40,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-12 00:48:40,949 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:48:40,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1510305724] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:48:40,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 00:48:40,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2023-11-12 00:48:40,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100293923] [2023-11-12 00:48:40,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:48:40,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:48:40,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:48:40,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:48:40,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:48:40,954 INFO L87 Difference]: Start difference. First operand 84 states and 126 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-12 00:48:44,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:48:44,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:48:44,155 INFO L93 Difference]: Finished difference Result 165 states and 249 transitions. [2023-11-12 00:48:44,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:48:44,357 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2023-11-12 00:48:44,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:48:44,360 INFO L225 Difference]: With dead ends: 165 [2023-11-12 00:48:44,360 INFO L226 Difference]: Without dead ends: 84 [2023-11-12 00:48:44,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-12 00:48:44,364 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 85 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 68 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:48:44,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 121 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 3.1s Time] [2023-11-12 00:48:44,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-12 00:48:44,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-12 00:48:44,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 49 states have (on average 1.2040816326530612) internal successors, (59), 49 states have internal predecessors, (59), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-12 00:48:44,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 125 transitions. [2023-11-12 00:48:44,398 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 125 transitions. Word has length 208 [2023-11-12 00:48:44,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:48:44,400 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 125 transitions. [2023-11-12 00:48:44,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-12 00:48:44,401 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 125 transitions. [2023-11-12 00:48:44,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-12 00:48:44,406 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:44,406 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:44,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:48:44,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:48:44,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 00:48:44,807 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:44,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:44,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1418040674, now seen corresponding path program 1 times [2023-11-12 00:48:44,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:48:44,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1818564867] [2023-11-12 00:48:44,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:44,809 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 [2023-11-12 00:48:44,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:48:44,812 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:48:44,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:48:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:45,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 00:48:45,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:50,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 308 proven. 174 refuted. 0 times theorem prover too weak. 1630 trivial. 0 not checked. [2023-11-12 00:48:50,337 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:48:50,548 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:48:50,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1818564867] [2023-11-12 00:48:50,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1818564867] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:48:50,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2014304543] [2023-11-12 00:48:50,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:50,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:48:50,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:48:50,553 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:48:50,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-12 00:48:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:52,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:48:52,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 276 proven. 90 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2023-11-12 00:48:54,539 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:48:54,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2014304543] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:48:54,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145457184] [2023-11-12 00:48:54,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:54,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:48:54,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:48:54,615 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:48:54,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23ecba2a-932e-4a85-a23a-654e0af2f5dd/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 00:48:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:55,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:48:55,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 276 proven. 90 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2023-11-12 00:48:57,836 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:48:57,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145457184] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:48:57,904 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:48:57,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 8 [2023-11-12 00:48:57,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255265288] [2023-11-12 00:48:57,905 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-12 00:48:57,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 00:48:57,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:48:57,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 00:48:57,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-12 00:48:57,909 INFO L87 Difference]: Start difference. First operand 84 states and 125 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (62), 3 states have call predecessors, (62), 5 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2023-11-12 00:49:02,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:49:04,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:49:06,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:49:08,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []