./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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_afd27c83-2f69-4c80-8db5-79854dd32d85/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 249353b27350bc36f940e8366d5c85e61922cffbb6c79fd0cdc0bd75f6872346 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:11:49,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:11:49,545 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:11:49,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:11:49,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:11:49,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:11:49,593 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:11:49,594 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:11:49,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:11:49,600 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:11:49,601 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:11:49,602 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:11:49,602 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:11:49,604 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:11:49,605 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:11:49,605 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:11:49,606 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:11:49,606 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:11:49,607 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:11:49,607 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:11:49,608 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:11:49,609 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:11:49,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:11:49,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:11:49,611 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:11:49,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:11:49,612 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:11:49,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:11:49,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:11:49,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:11:49,615 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:11:49,615 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:11:49,615 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:11:49,616 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:11:49,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:11:49,616 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:11:49,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:49,617 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:11:49,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:11:49,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:11:49,618 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:11:49,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:11:49,619 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:11:49,619 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:11:49,620 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:11:49,620 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_afd27c83-2f69-4c80-8db5-79854dd32d85/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 249353b27350bc36f940e8366d5c85e61922cffbb6c79fd0cdc0bd75f6872346 [2023-11-12 00:11:49,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:11:49,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:11:49,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:11:49,937 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:11:49,938 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:11:49,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2023-11-12 00:11:53,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:11:53,401 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:11:53,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2023-11-12 00:11:53,415 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/data/ac987ae80/dfbddf308acb4d43888075b086d24505/FLAGbc7e09665 [2023-11-12 00:11:53,431 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/data/ac987ae80/dfbddf308acb4d43888075b086d24505 [2023-11-12 00:11:53,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:11:53,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:11:53,437 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:53,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:11:53,444 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:11:53,445 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:53" (1/1) ... [2023-11-12 00:11:53,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ba85111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:53, skipping insertion in model container [2023-11-12 00:11:53,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:53" (1/1) ... [2023-11-12 00:11:53,500 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:11:53,741 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_afd27c83-2f69-4c80-8db5-79854dd32d85/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i[918,931] [2023-11-12 00:11:53,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:53,931 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:11:53,948 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_afd27c83-2f69-4c80-8db5-79854dd32d85/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i[918,931] [2023-11-12 00:11:54,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:54,057 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:11:54,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54 WrapperNode [2023-11-12 00:11:54,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:54,060 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:54,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:11:54,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:11:54,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,154 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-12 00:11:54,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:54,156 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:11:54,156 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:11:54,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:11:54,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,171 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,172 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,207 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:11:54,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:11:54,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:11:54,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:11:54,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (1/1) ... [2023-11-12 00:11:54,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:54,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:11:54,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:11:54,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:11:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:11:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:11:54,326 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:11:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:11:54,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:11:54,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:11:54,430 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:11:54,432 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:11:55,043 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:11:55,478 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:11:55,479 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:11:55,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:55 BoogieIcfgContainer [2023-11-12 00:11:55,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:11:55,484 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:11:55,485 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:11:55,488 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:11:55,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:11:53" (1/3) ... [2023-11-12 00:11:55,489 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d269391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:55, skipping insertion in model container [2023-11-12 00:11:55,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:54" (2/3) ... [2023-11-12 00:11:55,490 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d269391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:55, skipping insertion in model container [2023-11-12 00:11:55,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:55" (3/3) ... [2023-11-12 00:11:55,492 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2023-11-12 00:11:55,515 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:11:55,515 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:11:55,594 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:11:55,603 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;@9bbcef7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:11:55,603 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:11:55,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:11:55,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-12 00:11:55,623 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:11:55,624 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:11:55,625 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:11:55,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:11:55,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1359379309, now seen corresponding path program 1 times [2023-11-12 00:11:55,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:11:55,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004039885] [2023-11-12 00:11:55,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:11:55,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:11:55,967 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:11:55,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1579997633] [2023-11-12 00:11:55,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:11:55,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:11:55,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:11:55,975 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:11:56,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:11:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:11:56,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:11:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:11:57,127 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:11:57,130 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:11:57,131 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:11:57,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:11:57,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:11:57,348 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:11:57,352 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:11:57,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:11:57 BoogieIcfgContainer [2023-11-12 00:11:57,485 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:11:57,486 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:11:57,486 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:11:57,486 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:11:57,487 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:55" (3/4) ... [2023-11-12 00:11:57,489 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:11:57,490 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:11:57,492 INFO L158 Benchmark]: Toolchain (without parser) took 4055.78ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 95.1MB in the beginning and 85.2MB in the end (delta: 9.9MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2023-11-12 00:11:57,492 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:11:57,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.46ms. Allocated memory is still 134.2MB. Free memory was 95.1MB in the beginning and 79.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:11:57,494 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.14ms. Allocated memory is still 134.2MB. Free memory was 79.0MB in the beginning and 74.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:11:57,494 INFO L158 Benchmark]: Boogie Preprocessor took 60.33ms. Allocated memory is still 134.2MB. Free memory was 74.5MB in the beginning and 72.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:11:57,495 INFO L158 Benchmark]: RCFGBuilder took 1264.74ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 72.0MB in the beginning and 83.1MB in the end (delta: -11.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-11-12 00:11:57,496 INFO L158 Benchmark]: TraceAbstraction took 2000.75ms. Allocated memory is still 167.8MB. Free memory was 82.3MB in the beginning and 85.2MB in the end (delta: -2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:11:57,496 INFO L158 Benchmark]: Witness Printer took 4.66ms. Allocated memory is still 167.8MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:11:57,500 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 621.46ms. Allocated memory is still 134.2MB. Free memory was 95.1MB in the beginning and 79.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.14ms. Allocated memory is still 134.2MB. Free memory was 79.0MB in the beginning and 74.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.33ms. Allocated memory is still 134.2MB. Free memory was 74.5MB in the beginning and 72.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1264.74ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 72.0MB in the beginning and 83.1MB in the end (delta: -11.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2000.75ms. Allocated memory is still 167.8MB. Free memory was 82.3MB in the beginning and 85.2MB in the end (delta: -2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.66ms. Allocated memory is still 167.8MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of shiftRight at line 105, overapproximation of someBinaryArithmeticDOUBLEoperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someUnaryFLOAToperation at line 132, overapproximation of someBinaryArithmeticFLOAToperation at line 129. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 1; [L25] unsigned long int var_1_6 = 5; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 64; [L28] unsigned char var_1_11 = 64; [L29] unsigned short int var_1_12 = 25; [L30] unsigned short int var_1_14 = 31408; [L31] double var_1_15 = 64.375; [L32] double var_1_16 = 10.85; [L33] double var_1_17 = 128.8; [L34] double var_1_18 = 2.6; [L35] unsigned char var_1_19 = 0; [L36] unsigned char var_1_20 = 0; [L37] signed short int var_1_21 = -64; [L38] signed long int var_1_22 = -32; [L39] signed char var_1_26 = 25; [L40] signed char var_1_27 = 4; [L41] unsigned long int var_1_28 = 32; [L42] signed short int var_1_30 = 5; [L43] unsigned long int var_1_32 = 4; [L44] float var_1_34 = 31.25; [L45] float var_1_36 = 7.8; [L46] float var_1_37 = 16.2; [L47] float var_1_38 = 4.5; [L48] double var_1_39 = 7.4; [L49] double var_1_40 = 0.5; [L50] double var_1_41 = 128.6; [L51] double var_1_42 = 256.25; [L52] double var_1_43 = 2.25; [L53] signed long int var_1_44 = 25; [L54] unsigned short int last_1_var_1_12 = 25; [L55] double last_1_var_1_15 = 64.375; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L183] last_1_var_1_12 = var_1_12 [L184] last_1_var_1_15 = var_1_15 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L137] var_1_4 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=1, var_1_6=5, var_1_9=0] [L139] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=1, var_1_6=5, var_1_9=0] [L140] var_1_5 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L143] var_1_10 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L146] var_1_11 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L149] var_1_14 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L152] var_1_16 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L154] var_1_17 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L156] var_1_18 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L158] var_1_20 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L161] var_1_26 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_26 >= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_26 >= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_26 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_26 <= 32) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L164] var_1_27 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_27 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_27 <= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=39/5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L167] var_1_36 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=81/5, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L169] var_1_37 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=9/2, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L171] var_1_38 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=1/2, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L173] var_1_40 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=643/5, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L175] var_1_41 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_41 >= 0.0F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=1025/4, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L177] var_1_42 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_42 >= 0.0F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=9/4, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L179] var_1_43 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_43 >= 0.0F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=11, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_43 >= 0.0F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 9223372.036854765600e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=25, var_1_14=32767, var_1_15=515/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=11, var_1_44=25, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L195] RET updateVariables() [L196] CALL step() [L59] COND FALSE !(last_1_var_1_12 > var_1_4) [L64] COND FALSE !(((- 64) + var_1_6) == var_1_6) [L67] var_1_1 = (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64) [L69] COND FALSE !(var_1_15 == ((((32.5) < (var_1_15)) ? (32.5) : (var_1_15)))) [L72] COND FALSE !(var_1_1 < var_1_21) [L80] COND TRUE var_1_5 == (var_1_6 / var_1_4) [L81] var_1_9 = ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) [L85] COND TRUE -256 < (var_1_1 * 10) [L86] COND FALSE !(var_1_15 >= var_1_38) [L92] var_1_21 = var_1_10 [L93] COND TRUE 8.4 <= var_1_15 [L94] var_1_28 = (((((((var_1_21) < (var_1_1)) ? (var_1_21) : (var_1_1))) < 0 ) ? -((((var_1_21) < (var_1_1)) ? (var_1_21) : (var_1_1))) : ((((var_1_21) < (var_1_1)) ? (var_1_21) : (var_1_1))))) [L98] unsigned long int stepLocal_3 = var_1_6; [L99] unsigned char stepLocal_2 = var_1_4; [L100] COND FALSE !(stepLocal_2 < var_1_1) [L105] EXPR ((((var_1_21) < (var_1_1)) ? (var_1_21) : (var_1_1))) >> (var_1_26 - var_1_27) [L105] COND FALSE !(var_1_21 <= (((((var_1_21) < (var_1_1)) ? (var_1_21) : (var_1_1))) >> (var_1_26 - var_1_27))) [L108] var_1_22 = var_1_1 [L110] unsigned long int stepLocal_0 = (((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)); [L111] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= stepLocal_0 [L112] var_1_12 = ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) [L116] COND FALSE !(\read(var_1_19)) [L119] var_1_44 = var_1_9 [L120] signed long int stepLocal_1 = ~ (var_1_5 * var_1_1); [L121] COND TRUE stepLocal_1 <= var_1_12 [L122] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) [L126] COND FALSE !(\read(var_1_19)) [L196] RET step() [L197] CALL, EXPR property() [L187-L188] return (((((((((- 64) + var_1_6) == var_1_6) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((last_1_var_1_12 > var_1_4) ? (((- last_1_var_1_15) < last_1_var_1_15) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_6 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= ((((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))) : (var_1_12 == ((unsigned short int) var_1_6)))) && (((~ (var_1_5 * var_1_1)) <= var_1_12) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_1) ? ((var_1_6 > var_1_21) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=32772, var_1_14=32767, var_1_15=12, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=65, var_1_22=64, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=11, var_1_44=0, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=65, var_1_11=64, var_1_12=32772, var_1_14=32767, var_1_15=12, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=65, var_1_22=64, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_36=5, var_1_37=6, var_1_38=7, var_1_39=37/5, var_1_40=8, var_1_41=9, var_1_42=10, var_1_43=11, var_1_44=0, var_1_4=135, var_1_5=0, var_1_6=5, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 26, 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=53occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 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 00:11:57,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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_afd27c83-2f69-4c80-8db5-79854dd32d85/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 249353b27350bc36f940e8366d5c85e61922cffbb6c79fd0cdc0bd75f6872346 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:12:00,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:12:00,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:12:00,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:12:00,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:12:00,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:12:00,501 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:12:00,501 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:12:00,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:12:00,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:12:00,504 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:12:00,504 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:12:00,505 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:12:00,505 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:12:00,506 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:12:00,507 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:12:00,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:12:00,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:12:00,509 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:12:00,509 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:12:00,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:12:00,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:12:00,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:12:00,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:12:00,513 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:12:00,513 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:12:00,514 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:12:00,514 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:12:00,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:12:00,519 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:12:00,521 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:12:00,521 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:12:00,521 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:12:00,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:00,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:12:00,522 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:12:00,523 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:12:00,523 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:12:00,523 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:12:00,524 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:12:00,524 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:12:00,525 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:12:00,525 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_afd27c83-2f69-4c80-8db5-79854dd32d85/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 249353b27350bc36f940e8366d5c85e61922cffbb6c79fd0cdc0bd75f6872346 [2023-11-12 00:12:00,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:12:01,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:12:01,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:12:01,026 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:12:01,028 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:12:01,030 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2023-11-12 00:12:04,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:12:04,658 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:12:04,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2023-11-12 00:12:04,677 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/data/4eae8f58f/32a056ce9de84f2fab62e41e00026281/FLAGbb9f76980 [2023-11-12 00:12:04,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/data/4eae8f58f/32a056ce9de84f2fab62e41e00026281 [2023-11-12 00:12:04,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:12:04,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:12:04,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:04,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:12:04,728 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:12:04,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20526130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:04, skipping insertion in model container [2023-11-12 00:12:04,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:04" (1/1) ... [2023-11-12 00:12:04,801 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:12:05,036 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_afd27c83-2f69-4c80-8db5-79854dd32d85/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i[918,931] [2023-11-12 00:12:05,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:05,212 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:12:05,230 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_afd27c83-2f69-4c80-8db5-79854dd32d85/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i[918,931] [2023-11-12 00:12:05,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:05,341 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:12:05,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05 WrapperNode [2023-11-12 00:12:05,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:05,343 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:05,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:12:05,343 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:12:05,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,369 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,446 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-12 00:12:05,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:05,447 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:12:05,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:12:05,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:12:05,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:12:05,558 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:12:05,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:12:05,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:12:05,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (1/1) ... [2023-11-12 00:12:05,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:05,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:05,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:12:05,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:12:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:12:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:12:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:12:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:12:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:12:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:12:05,762 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:12:05,764 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:12:07,617 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:12:07,634 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:12:07,634 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:12:07,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:07 BoogieIcfgContainer [2023-11-12 00:12:07,638 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:12:07,641 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:12:07,641 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:12:07,645 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:12:07,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:12:04" (1/3) ... [2023-11-12 00:12:07,646 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5377a017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:07, skipping insertion in model container [2023-11-12 00:12:07,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:05" (2/3) ... [2023-11-12 00:12:07,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5377a017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:07, skipping insertion in model container [2023-11-12 00:12:07,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:07" (3/3) ... [2023-11-12 00:12:07,648 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-5.i [2023-11-12 00:12:07,668 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:12:07,669 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:12:07,744 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:12:07,752 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;@327b5109, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:12:07,753 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:12:07,758 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:12:07,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-12 00:12:07,777 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:07,779 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:07,796 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:07,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:07,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1152001073, now seen corresponding path program 1 times [2023-11-12 00:12:07,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:12:07,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574083774] [2023-11-12 00:12:07,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:07,827 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 00:12:07,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:12:07,839 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:07,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:08,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:12:08,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:12:08,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-12 00:12:08,631 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:12:08,632 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:12:08,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1574083774] [2023-11-12 00:12:08,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1574083774] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:08,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:08,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:12:08,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116867264] [2023-11-12 00:12:08,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:08,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:12:08,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:12:08,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:12:08,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:12:08,676 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 00:12:08,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:08,712 INFO L93 Difference]: Finished difference Result 165 states and 286 transitions. [2023-11-12 00:12:08,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:12:08,714 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 173 [2023-11-12 00:12:08,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:08,722 INFO L225 Difference]: With dead ends: 165 [2023-11-12 00:12:08,723 INFO L226 Difference]: Without dead ends: 82 [2023-11-12 00:12:08,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 172 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 00:12:08,730 INFO L413 NwaCegarLoop]: 124 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, 124 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 00:12:08,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:12:08,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-12 00:12:08,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-12 00:12:08,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 00:12:08,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2023-11-12 00:12:08,796 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 173 [2023-11-12 00:12:08,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:08,797 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2023-11-12 00:12:08,797 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 00:12:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2023-11-12 00:12:08,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-12 00:12:08,802 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:08,802 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:08,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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)] Forceful destruction successful, exit code 0 [2023-11-12 00:12:09,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:09,016 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:09,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:09,017 INFO L85 PathProgramCache]: Analyzing trace with hash 649110490, now seen corresponding path program 1 times [2023-11-12 00:12:09,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:12:09,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344682357] [2023-11-12 00:12:09,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:09,018 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 00:12:09,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:12:09,020 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:09,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:09,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:12:09,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:12:10,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:12:10,534 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:12:10,535 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:12:10,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344682357] [2023-11-12 00:12:10,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1344682357] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:10,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:10,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:12:10,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751314003] [2023-11-12 00:12:10,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:10,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:12:10,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:12:10,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:12:10,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:10,541 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:12:13,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:13,409 INFO L93 Difference]: Finished difference Result 231 states and 354 transitions. [2023-11-12 00:12:13,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:12:13,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 174 [2023-11-12 00:12:13,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:13,416 INFO L225 Difference]: With dead ends: 231 [2023-11-12 00:12:13,416 INFO L226 Difference]: Without dead ends: 152 [2023-11-12 00:12:13,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:13,420 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 28 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:12:13,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 207 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-12 00:12:13,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2023-11-12 00:12:13,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 143. [2023-11-12 00:12:13,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 88 states have (on average 1.2727272727272727) internal successors, (112), 88 states have internal predecessors, (112), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 00:12:13,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 216 transitions. [2023-11-12 00:12:13,497 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 216 transitions. Word has length 174 [2023-11-12 00:12:13,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:13,501 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 216 transitions. [2023-11-12 00:12:13,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:12:13,502 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 216 transitions. [2023-11-12 00:12:13,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-12 00:12:13,506 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:13,507 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:13,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:13,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:13,722 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:13,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:13,723 INFO L85 PathProgramCache]: Analyzing trace with hash -778202578, now seen corresponding path program 1 times [2023-11-12 00:12:13,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:12:13,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [635109643] [2023-11-12 00:12:13,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:13,725 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 00:12:13,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:12:13,726 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:13,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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)] Waiting until timeout for monitored process [2023-11-12 00:12:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:14,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:12:14,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:12:14,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 00:12:14,892 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:12:14,893 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:12:14,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [635109643] [2023-11-12 00:12:14,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [635109643] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:14,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:14,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:12:14,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562086992] [2023-11-12 00:12:14,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:14,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:12:14,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:12:14,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:12:14,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:14,897 INFO L87 Difference]: Start difference. First operand 143 states and 216 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:12:15,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:15,672 INFO L93 Difference]: Finished difference Result 299 states and 454 transitions. [2023-11-12 00:12:15,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:12:15,689 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 175 [2023-11-12 00:12:15,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:15,693 INFO L225 Difference]: With dead ends: 299 [2023-11-12 00:12:15,694 INFO L226 Difference]: Without dead ends: 220 [2023-11-12 00:12:15,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:15,696 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 25 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:12:15,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 234 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-12 00:12:15,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2023-11-12 00:12:15,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 218. [2023-11-12 00:12:15,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 136 states have (on average 1.2794117647058822) internal successors, (174), 136 states have internal predecessors, (174), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-12 00:12:15,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 330 transitions. [2023-11-12 00:12:15,734 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 330 transitions. Word has length 175 [2023-11-12 00:12:15,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:15,735 INFO L495 AbstractCegarLoop]: Abstraction has 218 states and 330 transitions. [2023-11-12 00:12:15,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 00:12:15,736 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 330 transitions. [2023-11-12 00:12:15,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-12 00:12:15,739 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:15,739 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:15,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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)] Forceful destruction successful, exit code 0 [2023-11-12 00:12:15,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:15,960 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:15,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:15,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1587549204, now seen corresponding path program 1 times [2023-11-12 00:12:15,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:12:15,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [387599178] [2023-11-12 00:12:15,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:15,962 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 00:12:15,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:12:15,964 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:15,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:16,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-12 00:12:16,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:12:20,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 380 proven. 132 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2023-11-12 00:12:20,253 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:12:22,016 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:12:22,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [387599178] [2023-11-12 00:12:22,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [387599178] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:12:22,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2047302826] [2023-11-12 00:12:22,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:22,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:12:22,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:12:22,027 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:12:22,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-12 00:12:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:25,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-12 00:12:25,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:12:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 380 proven. 132 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2023-11-12 00:12:27,294 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:12:28,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2047302826] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:12:28,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2129550147] [2023-11-12 00:12:28,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:28,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:12:28,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:28,644 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:12:28,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 00:12:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:29,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-12 00:12:29,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:12:30,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 380 proven. 132 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2023-11-12 00:12:30,980 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:12:32,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2129550147] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:12:32,129 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:12:32,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 14 [2023-11-12 00:12:32,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005813190] [2023-11-12 00:12:32,130 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-12 00:12:32,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-12 00:12:32,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:12:32,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-12 00:12:32,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2023-11-12 00:12:32,133 INFO L87 Difference]: Start difference. First operand 218 states and 330 transitions. Second operand has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2023-11-12 00:12:38,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:38,452 INFO L93 Difference]: Finished difference Result 599 states and 880 transitions. [2023-11-12 00:12:38,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-12 00:12:38,453 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) Word has length 175 [2023-11-12 00:12:38,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:38,460 INFO L225 Difference]: With dead ends: 599 [2023-11-12 00:12:38,460 INFO L226 Difference]: Without dead ends: 445 [2023-11-12 00:12:38,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 833 GetRequests, 804 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=219, Invalid=711, Unknown=0, NotChecked=0, Total=930 [2023-11-12 00:12:38,464 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 223 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 678 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 643 SdHoareTripleChecker+Invalid, 684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:12:38,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 643 Invalid, 684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 678 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2023-11-12 00:12:38,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2023-11-12 00:12:38,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 403. [2023-11-12 00:12:38,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 261 states have (on average 1.2758620689655173) internal successors, (333), 261 states have internal predecessors, (333), 130 states have call successors, (130), 11 states have call predecessors, (130), 11 states have return successors, (130), 130 states have call predecessors, (130), 130 states have call successors, (130) [2023-11-12 00:12:38,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 593 transitions. [2023-11-12 00:12:38,540 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 593 transitions. Word has length 175 [2023-11-12 00:12:38,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:38,542 INFO L495 AbstractCegarLoop]: Abstraction has 403 states and 593 transitions. [2023-11-12 00:12:38,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (26), 2 states have call predecessors, (26), 3 states have call successors, (26) [2023-11-12 00:12:38,542 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 593 transitions. [2023-11-12 00:12:38,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-12 00:12:38,554 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:38,554 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:38,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-12 00:12:38,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-12 00:12:38,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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)] Forceful destruction successful, exit code 0 [2023-11-12 00:12:39,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:39,156 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:39,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:39,156 INFO L85 PathProgramCache]: Analyzing trace with hash 2027359722, now seen corresponding path program 1 times [2023-11-12 00:12:39,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:12:39,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1258732174] [2023-11-12 00:12:39,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:39,158 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 00:12:39,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:12:39,159 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 00:12:39,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_afd27c83-2f69-4c80-8db5-79854dd32d85/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 (8)] Waiting until timeout for monitored process [2023-11-12 00:12:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:39,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-12 00:12:39,789 INFO L285 TraceCheckSpWp]: Computing forward predicates...