./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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_524c6193-a272-4c72-a26f-76cd458f0526/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 b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:42:18,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:42:18,399 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:42:18,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:42:18,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:42:18,445 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:42:18,446 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:42:18,447 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:42:18,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:42:18,453 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:42:18,454 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:42:18,455 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:42:18,455 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:42:18,457 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:42:18,457 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:42:18,457 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:42:18,458 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:42:18,458 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:42:18,459 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:42:18,459 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:42:18,459 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:42:18,460 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:42:18,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:42:18,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:42:18,462 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:42:18,463 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:42:18,463 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:42:18,464 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:42:18,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:42:18,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:42:18,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:42:18,466 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:42:18,466 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:42:18,466 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:42:18,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:42:18,467 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:42:18,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:42:18,467 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:42:18,467 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:42:18,467 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:42:18,468 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:42:18,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:42:18,468 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:42:18,468 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:42:18,469 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:42:18,469 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_524c6193-a272-4c72-a26f-76cd458f0526/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb [2023-11-12 00:42:18,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:42:18,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:42:18,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:42:18,829 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:42:18,829 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:42:18,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2023-11-12 00:42:21,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:42:22,192 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:42:22,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2023-11-12 00:42:22,211 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/data/42ee265a5/08b7bd639eff42ab8856639d82a8da5c/FLAG8198866f5 [2023-11-12 00:42:22,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/data/42ee265a5/08b7bd639eff42ab8856639d82a8da5c [2023-11-12 00:42:22,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:42:22,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:42:22,242 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:42:22,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:42:22,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:42:22,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f419cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22, skipping insertion in model container [2023-11-12 00:42:22,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,310 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:42:22,466 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_524c6193-a272-4c72-a26f-76cd458f0526/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2023-11-12 00:42:22,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:42:22,567 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:42:22,580 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_524c6193-a272-4c72-a26f-76cd458f0526/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2023-11-12 00:42:22,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:42:22,653 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:42:22,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22 WrapperNode [2023-11-12 00:42:22,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:42:22,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:42:22,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:42:22,656 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:42:22,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,741 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-12 00:42:22,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:42:22,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:42:22,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:42:22,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:42:22,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:42:22,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:42:22,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:42:22,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:42:22,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:42:22,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:42:22,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:42:22,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:42:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:42:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:42:22,884 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:42:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:42:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:42:22,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:42:23,004 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:42:23,007 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:42:23,583 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:42:24,100 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:42:24,100 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:42:24,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:42:24 BoogieIcfgContainer [2023-11-12 00:42:24,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:42:24,107 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:42:24,107 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:42:24,110 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:42:24,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:42:22" (1/3) ... [2023-11-12 00:42:24,112 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca62c8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:42:24, skipping insertion in model container [2023-11-12 00:42:24,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (2/3) ... [2023-11-12 00:42:24,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ca62c8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:42:24, skipping insertion in model container [2023-11-12 00:42:24,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:42:24" (3/3) ... [2023-11-12 00:42:24,116 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-66.i [2023-11-12 00:42:24,136 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:42:24,136 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:42:24,207 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:42:24,215 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;@311f3078, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:42:24,216 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:42:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-12 00:42:24,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-12 00:42:24,234 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:42:24,235 INFO L195 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:42:24,236 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:42:24,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:42:24,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1158835429, now seen corresponding path program 1 times [2023-11-12 00:42:24,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:42:24,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038632060] [2023-11-12 00:42:24,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:42:24,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:42:24,512 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:42:24,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1463446916] [2023-11-12 00:42:24,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:42:24,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:42:24,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:42:24,523 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:42:24,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:42:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:42:24,992 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:42:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:42:25,229 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:42:25,232 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:42:25,233 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:42:25,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:42:25,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:42:25,447 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:42:25,451 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:42:25,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:42:25 BoogieIcfgContainer [2023-11-12 00:42:25,581 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:42:25,581 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:42:25,581 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:42:25,582 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:42:25,582 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:42:24" (3/4) ... [2023-11-12 00:42:25,585 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:42:25,586 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:42:25,588 INFO L158 Benchmark]: Toolchain (without parser) took 3348.55ms. Allocated memory is still 174.1MB. Free memory was 130.4MB in the beginning and 111.8MB in the end (delta: 18.7MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-12 00:42:25,588 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:42:25,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.74ms. Allocated memory is still 174.1MB. Free memory was 130.4MB in the beginning and 114.3MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:42:25,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.49ms. Allocated memory is still 174.1MB. Free memory was 114.3MB in the beginning and 110.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:42:25,592 INFO L158 Benchmark]: Boogie Preprocessor took 49.29ms. Allocated memory is still 174.1MB. Free memory was 110.1MB in the beginning and 107.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:42:25,594 INFO L158 Benchmark]: RCFGBuilder took 1310.64ms. Allocated memory is still 174.1MB. Free memory was 107.4MB in the beginning and 81.3MB in the end (delta: 26.1MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2023-11-12 00:42:25,595 INFO L158 Benchmark]: TraceAbstraction took 1473.76ms. Allocated memory is still 174.1MB. Free memory was 80.3MB in the beginning and 111.8MB in the end (delta: -31.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:42:25,595 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 174.1MB. Free memory is still 111.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:42:25,599 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.74ms. Allocated memory is still 174.1MB. Free memory was 130.4MB in the beginning and 114.3MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.49ms. Allocated memory is still 174.1MB. Free memory was 114.3MB in the beginning and 110.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.29ms. Allocated memory is still 174.1MB. Free memory was 110.1MB in the beginning and 107.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1310.64ms. Allocated memory is still 174.1MB. Free memory was 107.4MB in the beginning and 81.3MB in the end (delta: 26.1MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1473.76ms. Allocated memory is still 174.1MB. Free memory was 80.3MB in the beginning and 111.8MB in the end (delta: -31.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 174.1MB. Free memory is still 111.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of shiftLeft at line 144, overapproximation of someBinaryArithmeticDOUBLEoperation at line 99, overapproximation of someUnaryDOUBLEoperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 64; [L23] unsigned short int var_1_5 = 63575; [L24] unsigned long int var_1_6 = 10; [L25] unsigned long int var_1_8 = 3366149252; [L26] signed long int var_1_9 = -10; [L27] signed long int var_1_11 = 1938698816; [L28] unsigned char var_1_12 = 5; [L29] unsigned char var_1_13 = 64; [L30] unsigned char var_1_14 = 64; [L31] double var_1_15 = 99.625; [L32] double var_1_16 = 0.0; [L33] double var_1_17 = 999.5; [L34] double var_1_18 = 9.35; [L35] float var_1_19 = 99.875; [L36] float var_1_20 = 10000.71; [L37] double var_1_21 = 1000.5; [L38] double var_1_23 = 15.25; [L39] signed long int var_1_24 = 8; [L40] unsigned short int var_1_25 = 32; [L41] signed short int var_1_26 = 2; [L42] unsigned char var_1_27 = 0; [L43] unsigned char var_1_28 = 0; [L44] unsigned char var_1_29 = 0; [L45] unsigned char var_1_30 = 1; [L46] unsigned char var_1_32 = 0; [L47] float var_1_33 = 64.75; [L48] float var_1_34 = 9.2; [L49] unsigned short int last_1_var_1_1 = 64; [L50] signed long int last_1_var_1_9 = -10; [L51] unsigned char last_1_var_1_12 = 5; [L52] signed long int last_1_var_1_24 = 8; [L53] unsigned short int last_1_var_1_25 = 32; [L54] unsigned char last_1_var_1_27 = 0; [L55] unsigned char last_1_var_1_29 = 0; [L201] isInitial = 1 [L202] FCALL initially() [L203] COND TRUE 1 [L204] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_9 = var_1_9 [L190] last_1_var_1_12 = var_1_12 [L191] last_1_var_1_24 = var_1_24 [L192] last_1_var_1_25 = var_1_25 [L193] last_1_var_1_27 = var_1_27 [L194] last_1_var_1_29 = var_1_29 [L204] RET updateLastVariables() [L205] CALL updateVariables() [L152] var_1_5 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_5 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 >= 32767) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L154] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L155] var_1_8 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L157] CALL assume_abort_if_not(var_1_8 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_8 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=1938698816, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L158] var_1_11 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_11 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 >= 1073741822) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L160] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=64, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L161] var_1_13 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L163] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=64, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L164] var_1_14 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_14 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_14 >= 63) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L166] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=0, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L167] var_1_16 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && 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=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_16 >= 4611686.018427382800e+12F && 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=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=1999/2, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L169] var_1_17 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=187/20, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L171] var_1_18 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_18 >= 0.0F && 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=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_18 >= 0.0F && 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=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=1000071/100, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L173] var_1_20 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L175] var_1_28 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L177] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L178] var_1_30 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L180] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L181] var_1_32 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L183] CALL assume_abort_if_not(var_1_32 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 <= 0) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=46/5, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L184] var_1_34 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=6, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=5, var_1_13=0, var_1_14=63, var_1_15=797/8, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=2001/2, var_1_23=61/4, var_1_24=8, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=259/4, var_1_34=6, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L205] RET updateVariables() [L206] CALL step() [L59] signed long int stepLocal_8 = 10000000; [L60] unsigned long int stepLocal_7 = 128u + last_1_var_1_1; [L61] COND FALSE !(last_1_var_1_24 >= stepLocal_7) [L66] COND FALSE !(last_1_var_1_12 >= last_1_var_1_24) [L71] COND FALSE !(\read(last_1_var_1_29)) [L74] var_1_12 = (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))) [L76] COND FALSE !(\read(last_1_var_1_29)) [L83] var_1_9 = ((var_1_11 - 16) - last_1_var_1_24) [L85] unsigned char stepLocal_4 = var_1_14; [L86] unsigned char stepLocal_3 = last_1_var_1_27; [L87] unsigned char stepLocal_2 = last_1_var_1_27; [L88] COND TRUE (var_1_13 * (var_1_5 * last_1_var_1_9)) <= stepLocal_4 [L89] var_1_24 = 50 [L99] var_1_15 = ((var_1_16 - var_1_17) - var_1_18) [L100] unsigned long int stepLocal_9 = 50u; [L101] COND FALSE !(stepLocal_9 >= var_1_5) [L104] unsigned char stepLocal_12 = var_1_26 > var_1_1; [L105] COND FALSE !(var_1_32 || stepLocal_12) [L108] var_1_33 = var_1_16 [L110] signed short int stepLocal_1 = var_1_26; [L111] signed long int stepLocal_0 = var_1_24; [L112] COND FALSE !(stepLocal_1 >= (var_1_26 + (var_1_14 * 16))) [L117] var_1_21 = (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)) [L119] COND FALSE !(var_1_33 >= 0.25) [L122] COND FALSE !(\read(var_1_27)) [L125] COND FALSE !((var_1_33 * 8.2) < 10.4) [L128] signed long int stepLocal_6 = 0; [L129] unsigned long int stepLocal_5 = 25u; [L130] COND FALSE !(stepLocal_6 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) [L135] COND FALSE !(var_1_8 < stepLocal_5) [L139] signed long int stepLocal_11 = (((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14)); [L140] unsigned char stepLocal_10 = var_1_27; [L141] COND FALSE !(var_1_28 && stepLocal_10) [L144] EXPR -25 << var_1_9 [L144] COND FALSE !(stepLocal_11 > (-25 << var_1_9)) [L147] var_1_29 = ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32) [L206] RET step() [L207] CALL, EXPR property() [L197] EXPR (((((((((((((last_1_var_1_12 >= last_1_var_1_24) ? (last_1_var_1_29 ? (var_1_1 == ((unsigned short int) (var_1_5 - last_1_var_1_12))) : 1) : 1) && (((var_1_33 * 8.2) < 10.4) ? (var_1_6 == ((unsigned long int) (var_1_8 - var_1_9))) : 1)) && (last_1_var_1_29 ? (last_1_var_1_29 ? (var_1_9 == ((signed long int) (last_1_var_1_24 + 100))) : (var_1_9 == ((signed long int) (((((var_1_5 + last_1_var_1_24)) > (last_1_var_1_9)) ? ((var_1_5 + last_1_var_1_24)) : (last_1_var_1_9)))))) : (var_1_9 == ((signed long int) ((var_1_11 - 16) - last_1_var_1_24))))) && (last_1_var_1_29 ? (var_1_12 == ((unsigned char) (64 + var_1_13))) : (var_1_12 == ((unsigned char) (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))))))) && (var_1_15 == ((double) ((var_1_16 - var_1_17) - var_1_18)))) && ((var_1_33 >= 0.25) ? (var_1_19 == ((float) (var_1_17 + var_1_20))) : 1)) && ((var_1_26 >= (var_1_26 + (var_1_14 * 16))) ? ((-256 > var_1_24) ? (var_1_21 == ((double) var_1_17)) : 1) : (var_1_21 == ((double) (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)))))) && (var_1_27 ? (var_1_23 == ((double) ((((4.5) < 0 ) ? -(4.5) : (4.5))))) : 1)) && (((var_1_13 * (var_1_5 * last_1_var_1_9)) <= var_1_14) ? (var_1_24 == ((signed long int) 50)) : ((last_1_var_1_27 || last_1_var_1_27) ? ((last_1_var_1_27 || last_1_var_1_27) ? (var_1_24 == ((signed long int) last_1_var_1_12)) : 1) : (var_1_24 == ((signed long int) var_1_13))))) && ((0 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) ? (var_1_27 ? (var_1_25 == ((unsigned short int) (((((var_1_5 - var_1_9)) > ((var_1_12 + var_1_24))) ? ((var_1_5 - var_1_9)) : ((var_1_12 + var_1_24)))))) : 1) : ((var_1_8 < 25u) ? (var_1_25 == ((unsigned short int) var_1_6)) : 1))) && ((last_1_var_1_24 >= (128u + last_1_var_1_1)) ? ((10000000 != var_1_14) ? (var_1_26 == ((signed short int) last_1_var_1_25)) : 1) : 1)) && ((50u >= var_1_5) ? (var_1_27 == ((unsigned char) var_1_28)) : 1)) && ((var_1_28 && var_1_27) ? (var_1_29 == ((unsigned char) (var_1_28 && var_1_30))) : ((((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))) > (-25 << var_1_9)) ? (var_1_29 == ((unsigned char) (var_1_27 || var_1_28))) : (var_1_29 == ((unsigned char) ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32))))) [L197-L198] return ((((((((((((((last_1_var_1_12 >= last_1_var_1_24) ? (last_1_var_1_29 ? (var_1_1 == ((unsigned short int) (var_1_5 - last_1_var_1_12))) : 1) : 1) && (((var_1_33 * 8.2) < 10.4) ? (var_1_6 == ((unsigned long int) (var_1_8 - var_1_9))) : 1)) && (last_1_var_1_29 ? (last_1_var_1_29 ? (var_1_9 == ((signed long int) (last_1_var_1_24 + 100))) : (var_1_9 == ((signed long int) (((((var_1_5 + last_1_var_1_24)) > (last_1_var_1_9)) ? ((var_1_5 + last_1_var_1_24)) : (last_1_var_1_9)))))) : (var_1_9 == ((signed long int) ((var_1_11 - 16) - last_1_var_1_24))))) && (last_1_var_1_29 ? (var_1_12 == ((unsigned char) (64 + var_1_13))) : (var_1_12 == ((unsigned char) (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))))))) && (var_1_15 == ((double) ((var_1_16 - var_1_17) - var_1_18)))) && ((var_1_33 >= 0.25) ? (var_1_19 == ((float) (var_1_17 + var_1_20))) : 1)) && ((var_1_26 >= (var_1_26 + (var_1_14 * 16))) ? ((-256 > var_1_24) ? (var_1_21 == ((double) var_1_17)) : 1) : (var_1_21 == ((double) (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)))))) && (var_1_27 ? (var_1_23 == ((double) ((((4.5) < 0 ) ? -(4.5) : (4.5))))) : 1)) && (((var_1_13 * (var_1_5 * last_1_var_1_9)) <= var_1_14) ? (var_1_24 == ((signed long int) 50)) : ((last_1_var_1_27 || last_1_var_1_27) ? ((last_1_var_1_27 || last_1_var_1_27) ? (var_1_24 == ((signed long int) last_1_var_1_12)) : 1) : (var_1_24 == ((signed long int) var_1_13))))) && ((0 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) ? (var_1_27 ? (var_1_25 == ((unsigned short int) (((((var_1_5 - var_1_9)) > ((var_1_12 + var_1_24))) ? ((var_1_5 - var_1_9)) : ((var_1_12 + var_1_24)))))) : 1) : ((var_1_8 < 25u) ? (var_1_25 == ((unsigned short int) var_1_6)) : 1))) && ((last_1_var_1_24 >= (128u + last_1_var_1_1)) ? ((10000000 != var_1_14) ? (var_1_26 == ((signed short int) last_1_var_1_25)) : 1) : 1)) && ((50u >= var_1_5) ? (var_1_27 == ((unsigned char) var_1_28)) : 1)) && ((var_1_28 && var_1_27) ? (var_1_29 == ((unsigned char) (var_1_28 && var_1_30))) : ((((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))) > (-25 << var_1_9)) ? (var_1_29 == ((unsigned char) (var_1_27 || var_1_28))) : (var_1_29 == ((unsigned char) ((var_1_23 <= ((((var_1_21) < (var_1_17)) ? (var_1_21) : (var_1_17)))) && var_1_32)))))) && ((var_1_32 || (var_1_26 > var_1_1)) ? (var_1_33 == ((float) (((((var_1_20 + ((((var_1_17) > (var_1_34)) ? (var_1_17) : (var_1_34))))) < (var_1_16)) ? ((var_1_20 + ((((var_1_17) > (var_1_34)) ? (var_1_17) : (var_1_34))))) : (var_1_16))))) : (var_1_33 == ((float) var_1_16))) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=0, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_34=6, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=2147483622] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=5, last_1_var_1_1=64, last_1_var_1_24=8, last_1_var_1_25=32, last_1_var_1_27=0, last_1_var_1_29=0, last_1_var_1_9=-10, var_1_11=2147483646, var_1_12=93, var_1_13=0, var_1_14=63, var_1_16=2, var_1_17=3, var_1_18=4, var_1_19=799/8, var_1_1=64, var_1_20=5, var_1_21=0, var_1_23=61/4, var_1_24=50, var_1_25=32, var_1_26=2, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_32=0, var_1_33=2, var_1_34=6, var_1_5=65534, var_1_6=10, var_1_8=4294967294, var_1_9=2147483622] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 21, 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=43occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 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 00:42:25,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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_524c6193-a272-4c72-a26f-76cd458f0526/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 b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:42:28,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:42:28,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:42:28,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:42:28,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:42:28,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:42:28,629 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:42:28,629 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:42:28,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:42:28,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:42:28,636 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:42:28,637 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:42:28,637 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:42:28,639 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:42:28,639 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:42:28,640 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:42:28,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:42:28,642 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:42:28,642 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:42:28,643 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:42:28,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:42:28,645 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:42:28,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:42:28,645 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:42:28,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:42:28,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:42:28,647 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:42:28,647 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:42:28,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:42:28,648 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:42:28,649 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:42:28,650 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:42:28,650 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:42:28,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:42:28,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:42:28,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:42:28,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:42:28,652 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:42:28,652 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:42:28,653 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:42:28,653 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:42:28,654 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:42:28,654 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_524c6193-a272-4c72-a26f-76cd458f0526/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b17426fcbd3c87a5dd89cb5e1501daf40166b5a166256cea7242083b05c82ceb [2023-11-12 00:42:29,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:42:29,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:42:29,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:42:29,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:42:29,083 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:42:29,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2023-11-12 00:42:32,462 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:42:32,867 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:42:32,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i [2023-11-12 00:42:32,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/data/68e5ce1d3/7085523e8016484fa71abcf2bcce4f07/FLAG8da90b921 [2023-11-12 00:42:32,892 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/data/68e5ce1d3/7085523e8016484fa71abcf2bcce4f07 [2023-11-12 00:42:32,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:42:32,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:42:32,898 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:42:32,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:42:32,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:42:32,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:42:32" (1/1) ... [2023-11-12 00:42:32,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac3f031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:32, skipping insertion in model container [2023-11-12 00:42:32,907 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:42:32" (1/1) ... [2023-11-12 00:42:32,953 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:42:33,172 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_524c6193-a272-4c72-a26f-76cd458f0526/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2023-11-12 00:42:33,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:42:33,329 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:42:33,352 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_524c6193-a272-4c72-a26f-76cd458f0526/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-66.i[916,929] [2023-11-12 00:42:33,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:42:33,474 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:42:33,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33 WrapperNode [2023-11-12 00:42:33,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:42:33,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:42:33,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:42:33,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:42:33,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,570 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-12 00:42:33,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:42:33,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:42:33,572 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:42:33,572 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:42:33,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,623 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,647 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:42:33,676 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:42:33,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:42:33,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:42:33,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (1/1) ... [2023-11-12 00:42:33,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:42:33,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:42:33,720 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:42:33,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:42:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:42:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:42:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:42:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:42:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:42:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:42:33,861 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:42:33,863 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:42:45,741 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:42:45,760 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:42:45,760 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:42:45,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:42:45 BoogieIcfgContainer [2023-11-12 00:42:45,763 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:42:45,767 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:42:45,768 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:42:45,771 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:42:45,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:42:32" (1/3) ... [2023-11-12 00:42:45,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c26efa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:42:45, skipping insertion in model container [2023-11-12 00:42:45,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:33" (2/3) ... [2023-11-12 00:42:45,773 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c26efa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:42:45, skipping insertion in model container [2023-11-12 00:42:45,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:42:45" (3/3) ... [2023-11-12 00:42:45,775 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-66.i [2023-11-12 00:42:45,793 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:42:45,793 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:42:45,843 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:42:45,848 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;@5fd0b599, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:42:45,849 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:42:45,853 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 57 states have (on average 1.4736842105263157) internal successors, (84), 58 states have internal predecessors, (84), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-12 00:42:45,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-12 00:42:45,881 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:42:45,882 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:42:45,883 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:42:45,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:42:45,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1080973051, now seen corresponding path program 1 times [2023-11-12 00:42:45,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:42:45,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1976373303] [2023-11-12 00:42:45,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:42:45,904 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 00:42:45,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:42:45,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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 00:42:45,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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 00:42:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:42:46,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:42:46,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:42:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2023-11-12 00:42:47,087 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:42:47,088 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:42:47,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1976373303] [2023-11-12 00:42:47,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1976373303] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:42:47,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:42:47,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:42:47,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567159514] [2023-11-12 00:42:47,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:42:47,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:42:47,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:42:47,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:42:47,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:42:47,158 INFO L87 Difference]: Start difference. First operand has 81 states, 57 states have (on average 1.4736842105263157) internal successors, (84), 58 states have internal predecessors, (84), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-12 00:42:47,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:42:47,201 INFO L93 Difference]: Finished difference Result 155 states and 267 transitions. [2023-11-12 00:42:47,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:42:47,204 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 147 [2023-11-12 00:42:47,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:42:47,214 INFO L225 Difference]: With dead ends: 155 [2023-11-12 00:42:47,214 INFO L226 Difference]: Without dead ends: 77 [2023-11-12 00:42:47,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 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 00:42:47,223 INFO L413 NwaCegarLoop]: 119 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, 119 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 00:42:47,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:42:47,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-12 00:42:47,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-12 00:42:47,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 54 states have internal predecessors, (77), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-12 00:42:47,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-11-12 00:42:47,285 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 147 [2023-11-12 00:42:47,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:42:47,286 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-11-12 00:42:47,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-12 00:42:47,287 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-12 00:42:47,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-12 00:42:47,292 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:42:47,305 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:42:47,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-12 00:42:47,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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 00:42:47,506 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:42:47,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:42:47,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1163602625, now seen corresponding path program 1 times [2023-11-12 00:42:47,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:42:47,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [388521688] [2023-11-12 00:42:47,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:42:47,512 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 00:42:47,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:42:47,513 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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 00:42:47,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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 00:42:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:42:48,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:42:48,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:42:50,160 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-12 00:42:50,160 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:42:50,160 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:42:50,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [388521688] [2023-11-12 00:42:50,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [388521688] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:42:50,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:42:50,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:42:50,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445943785] [2023-11-12 00:42:50,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:42:50,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:42:50,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:42:50,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:42:50,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:42:50,166 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-12 00:42:52,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:42:54,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:42:57,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:42:59,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:42:59,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:42:59,963 INFO L93 Difference]: Finished difference Result 248 states and 390 transitions. [2023-11-12 00:43:00,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:43:00,084 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 147 [2023-11-12 00:43:00,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:43:00,089 INFO L225 Difference]: With dead ends: 248 [2023-11-12 00:43:00,089 INFO L226 Difference]: Without dead ends: 174 [2023-11-12 00:43:00,091 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:43:00,092 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 147 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 50 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:43:00,093 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 332 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 15 Invalid, 4 Unknown, 0 Unchecked, 9.7s Time] [2023-11-12 00:43:00,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-12 00:43:00,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 123. [2023-11-12 00:43:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 78 states have (on average 1.3333333333333333) internal successors, (104), 78 states have internal predecessors, (104), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-12 00:43:00,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 188 transitions. [2023-11-12 00:43:00,156 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 188 transitions. Word has length 147 [2023-11-12 00:43:00,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:43:00,158 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 188 transitions. [2023-11-12 00:43:00,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-12 00:43:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 188 transitions. [2023-11-12 00:43:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-12 00:43:00,168 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:43:00,169 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:43:00,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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 00:43:00,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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 00:43:00,392 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:43:00,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:43:00,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1382457343, now seen corresponding path program 1 times [2023-11-12 00:43:00,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:43:00,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [993643735] [2023-11-12 00:43:00,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:43:00,394 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 00:43:00,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:43:00,398 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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 00:43:00,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/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 00:43:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:43:01,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 00:43:01,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:43:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 134 proven. 3 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-11-12 00:43:06,265 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:43:08,093 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-11-12 00:43:08,093 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:43:08,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [993643735] [2023-11-12 00:43:08,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [993643735] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:43:08,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2134983460] [2023-11-12 00:43:08,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:43:08,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:43:08,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:43:08,098 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:43:08,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-12 00:43:10,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:43:10,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:43:10,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:43:12,178 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 20 proven. 60 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-12 00:43:12,179 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:43:13,564 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-11-12 00:43:13,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2134983460] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:43:13,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355733881] [2023-11-12 00:43:13,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:43:13,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:43:13,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:43:13,571 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:43:13,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_524c6193-a272-4c72-a26f-76cd458f0526/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 00:43:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:43:14,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:43:14,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:43:16,019 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2023-11-12 00:43:16,019 INFO L327 TraceCheckSpWp]: Computing backward predicates...