./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 c37a39e3553d97b9437718bbedaac5bd18bbf82294e1487f72d36703f09800e5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:38,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:38,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:07:38,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:07:38,849 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:07:38,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:38,879 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:07:38,880 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:07:38,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:38,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:07:38,882 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:07:38,883 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:07:38,883 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:07:38,884 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:07:38,885 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:07:38,885 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:07:38,886 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:07:38,887 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:07:38,887 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:07:38,888 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:07:38,889 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:07:38,890 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:07:38,891 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:38,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:38,892 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:38,892 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:07:38,893 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:38,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:38,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:38,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:38,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:38,896 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:38,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:38,897 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:38,897 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:38,898 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:07:38,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:07:38,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:38,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:38,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:38,903 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:07:38,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:07:38,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:38,904 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:07:38,905 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:38,905 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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c37a39e3553d97b9437718bbedaac5bd18bbf82294e1487f72d36703f09800e5 [2023-11-12 00:07:39,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:39,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:39,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:39,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:39,236 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:39,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i [2023-11-12 00:07:42,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:42,650 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:42,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i [2023-11-12 00:07:42,666 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/data/f9d6a70eb/3c35955c24f4492cba3545f69917afa2/FLAG123c17e60 [2023-11-12 00:07:42,683 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/data/f9d6a70eb/3c35955c24f4492cba3545f69917afa2 [2023-11-12 00:07:42,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:42,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:42,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:42,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:42,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:42,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:42" (1/1) ... [2023-11-12 00:07:42,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@932becb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:42, skipping insertion in model container [2023-11-12 00:07:42,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:42" (1/1) ... [2023-11-12 00:07:42,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:42,900 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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i[916,929] [2023-11-12 00:07:43,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:43,044 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:43,057 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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i[916,929] [2023-11-12 00:07:43,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:43,123 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:43,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43 WrapperNode [2023-11-12 00:07:43,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:43,125 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:43,125 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:43,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:43,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,160 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,240 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2023-11-12 00:07:43,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:43,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:43,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:43,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:43,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,258 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,258 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:43,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:43,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:43,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:43,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (1/1) ... [2023-11-12 00:07:43,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:07:43,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:07:43,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:43,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:07:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:07:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:07:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:43,525 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:43,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:44,173 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:44,765 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:44,765 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:07:44,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:44 BoogieIcfgContainer [2023-11-12 00:07:44,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:44,775 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:07:44,775 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:07:44,779 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:07:44,780 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:07:42" (1/3) ... [2023-11-12 00:07:44,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d36f52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:07:44, skipping insertion in model container [2023-11-12 00:07:44,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:43" (2/3) ... [2023-11-12 00:07:44,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d36f52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:07:44, skipping insertion in model container [2023-11-12 00:07:44,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:44" (3/3) ... [2023-11-12 00:07:44,786 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-66.i [2023-11-12 00:07:44,808 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:07:44,808 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:07:44,876 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:07:44,884 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;@32830c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:07:44,885 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:07:44,890 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 00:07:44,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-12 00:07:44,904 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:07:44,905 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 00:07:44,906 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:07:44,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:07:44,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1898492737, now seen corresponding path program 1 times [2023-11-12 00:07:44,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:07:44,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714125728] [2023-11-12 00:07:44,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:07:44,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:45,158 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:07:45,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1051513115] [2023-11-12 00:07:45,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:07:45,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:07:45,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:07:45,167 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:07:45,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:07:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:45,502 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:07:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:07:45,762 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:07:45,766 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:07:45,768 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:07:45,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:07:45,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:07:45,985 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:07:45,989 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:07:46,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:07:46 BoogieIcfgContainer [2023-11-12 00:07:46,134 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:07:46,136 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:07:46,138 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:07:46,139 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:07:46,139 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:44" (3/4) ... [2023-11-12 00:07:46,142 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:07:46,143 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:07:46,144 INFO L158 Benchmark]: Toolchain (without parser) took 3456.77ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 100.0MB in the beginning and 55.1MB in the end (delta: 44.8MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2023-11-12 00:07:46,145 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:46,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.73ms. Allocated memory is still 132.1MB. Free memory was 100.0MB in the beginning and 83.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:07:46,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.28ms. Allocated memory is still 132.1MB. Free memory was 83.6MB in the beginning and 79.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:46,147 INFO L158 Benchmark]: Boogie Preprocessor took 48.79ms. Allocated memory is still 132.1MB. Free memory was 79.4MB in the beginning and 76.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:46,148 INFO L158 Benchmark]: RCFGBuilder took 1478.18ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 76.9MB in the beginning and 105.5MB in the end (delta: -28.5MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2023-11-12 00:07:46,148 INFO L158 Benchmark]: TraceAbstraction took 1360.30ms. Allocated memory is still 159.4MB. Free memory was 105.5MB in the beginning and 55.1MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-12 00:07:46,149 INFO L158 Benchmark]: Witness Printer took 7.06ms. Allocated memory is still 159.4MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:46,152 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.73ms. Allocated memory is still 132.1MB. Free memory was 100.0MB in the beginning and 83.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.28ms. Allocated memory is still 132.1MB. Free memory was 83.6MB in the beginning and 79.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.79ms. Allocated memory is still 132.1MB. Free memory was 79.4MB in the beginning and 76.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1478.18ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 76.9MB in the beginning and 105.5MB in the end (delta: -28.5MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1360.30ms. Allocated memory is still 159.4MB. Free memory was 105.5MB in the beginning and 55.1MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 7.06ms. Allocated memory is still 159.4MB. Free memory is still 55.1MB. 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 116, overapproximation of someBinaryArithmeticDOUBLEoperation at line 94, overapproximation of someUnaryDOUBLEoperation at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 100. 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] int k_loop; [L204] k_loop = 0 VAL [isInitial=1, k_loop=0, 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=63575, var_1_6=10, var_1_8=3366149252, var_1_9=-10] [L204] COND TRUE k_loop < 1 [L205] 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 [L205] RET updateLastVariables() [L206] 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, 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=32767, var_1_6=10, var_1_8=4294967294, var_1_9=-10] [L206] RET updateVariables() [L207] 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 !(\read(last_1_var_1_29)) [L73] var_1_9 = ((var_1_11 - 16) - last_1_var_1_24) [L75] COND FALSE !(\read(last_1_var_1_29)) [L78] var_1_12 = (32 + ((((var_1_14 - 2) < 0 ) ? -(var_1_14 - 2) : (var_1_14 - 2)))) [L80] unsigned char stepLocal_4 = var_1_14; [L81] unsigned char stepLocal_3 = last_1_var_1_27; [L82] unsigned char stepLocal_2 = last_1_var_1_27; [L83] COND TRUE (var_1_13 * (var_1_5 * last_1_var_1_9)) <= stepLocal_4 [L84] var_1_24 = 50 [L94] var_1_15 = ((var_1_16 - var_1_17) - var_1_18) [L95] unsigned long int stepLocal_9 = 50u; [L96] COND FALSE !(stepLocal_9 >= var_1_5) [L99] COND FALSE !(\read(var_1_27)) [L102] signed short int stepLocal_1 = var_1_26; [L103] signed long int stepLocal_0 = var_1_24; [L104] COND FALSE !(stepLocal_1 >= (var_1_26 + (var_1_14 * 16))) [L109] var_1_21 = (((((1.75) < (var_1_18)) ? (1.75) : (var_1_18))) - (9.9999999995E9 + var_1_17)) [L111] signed long int stepLocal_11 = (((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14)); [L112] unsigned char stepLocal_10 = var_1_27; [L113] COND FALSE !(var_1_28 && stepLocal_10) [L116] EXPR -25 << var_1_9 [L116] COND TRUE stepLocal_11 > (-25 << var_1_9) [L117] var_1_29 = (var_1_27 || var_1_28) [L122] COND FALSE !(last_1_var_1_12 >= last_1_var_1_24) [L127] unsigned char stepLocal_12 = var_1_26 > var_1_1; [L128] COND FALSE !(var_1_32 || stepLocal_12) [L131] var_1_33 = var_1_16 [L133] COND FALSE !((var_1_33 * 8.2) < 10.4) [L136] signed long int stepLocal_6 = 0; [L137] unsigned long int stepLocal_5 = 25u; [L138] COND FALSE !(stepLocal_6 >= ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6)))) [L143] COND FALSE !(var_1_8 < stepLocal_5) [L147] COND FALSE !(var_1_33 >= 0.25) [L207] RET step() [L208] 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))) ; [L208] RET, EXPR property() [L208] 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=1, var_1_30=1, var_1_32=0, var_1_33=2, var_1_34=6, var_1_5=32767, 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=1, var_1_30=1, var_1_32=0, var_1_33=2, var_1_34=6, var_1_5=32767, 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: 1.1s, 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, 0.3s 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 00:07:46,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 c37a39e3553d97b9437718bbedaac5bd18bbf82294e1487f72d36703f09800e5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:48,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:49,061 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:07:49,067 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:07:49,068 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:07:49,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:49,095 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:07:49,096 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:07:49,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:49,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:07:49,098 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:07:49,099 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:07:49,099 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:07:49,100 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:07:49,100 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:07:49,101 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:07:49,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:49,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:49,103 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:49,104 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:49,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:49,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:49,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:49,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:49,114 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:07:49,114 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:07:49,114 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:07:49,115 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:49,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:49,116 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:49,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:49,117 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:07:49,118 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:07:49,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:07:49,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:49,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:49,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:49,120 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:07:49,120 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:49,121 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:49,121 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:07:49,122 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:49,122 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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c37a39e3553d97b9437718bbedaac5bd18bbf82294e1487f72d36703f09800e5 [2023-11-12 00:07:49,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:49,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:49,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:49,583 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:49,584 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:49,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i [2023-11-12 00:07:52,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:53,112 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:53,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i [2023-11-12 00:07:53,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/data/8ce556fb0/90568e8d8e3d453886849fdea8c014c4/FLAGd3443f12b [2023-11-12 00:07:53,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/data/8ce556fb0/90568e8d8e3d453886849fdea8c014c4 [2023-11-12 00:07:53,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:53,144 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:53,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:53,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:53,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:53,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b72dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53, skipping insertion in model container [2023-11-12 00:07:53,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,190 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:53,391 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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i[916,929] [2023-11-12 00:07:53,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:53,564 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:53,582 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_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-66.i[916,929] [2023-11-12 00:07:53,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:53,740 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:53,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53 WrapperNode [2023-11-12 00:07:53,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:53,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:53,750 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:53,750 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:53,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,837 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2023-11-12 00:07:53,841 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:53,843 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:53,843 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:53,843 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:53,854 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,879 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,879 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,901 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,908 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,915 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:53,916 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:53,916 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:53,916 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:53,917 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (1/1) ... [2023-11-12 00:07:53,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:07:53,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:07:53,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:53,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:07:54,006 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:07:54,006 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:07:54,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:54,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:54,120 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:54,123 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:08:05,322 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:08:05,330 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:08:05,330 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:08:05,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:05 BoogieIcfgContainer [2023-11-12 00:08:05,333 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:08:05,335 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:08:05,336 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:08:05,339 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:08:05,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:07:53" (1/3) ... [2023-11-12 00:08:05,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc68138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:05, skipping insertion in model container [2023-11-12 00:08:05,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:53" (2/3) ... [2023-11-12 00:08:05,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dc68138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:08:05, skipping insertion in model container [2023-11-12 00:08:05,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:08:05" (3/3) ... [2023-11-12 00:08:05,343 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-66.i [2023-11-12 00:08:05,364 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:08:05,364 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:08:05,425 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:08:05,432 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;@ed66959, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:08:05,433 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:08:05,439 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 58 states have (on average 1.4655172413793103) internal successors, (85), 59 states have internal predecessors, (85), 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 00:08:05,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-12 00:08:05,461 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:05,462 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 00:08:05,463 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:05,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:05,468 INFO L85 PathProgramCache]: Analyzing trace with hash -9016881, now seen corresponding path program 1 times [2023-11-12 00:08:05,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:05,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [250615939] [2023-11-12 00:08:05,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:05,482 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 00:08:05,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:05,488 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:05,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:06,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:08:06,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:06,729 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 00:08:06,731 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:08:06,732 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:08:06,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [250615939] [2023-11-12 00:08:06,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [250615939] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:06,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:06,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:08:06,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072445439] [2023-11-12 00:08:06,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:06,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:08:06,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:08:06,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:08:06,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:08:06,805 INFO L87 Difference]: Start difference. First operand has 82 states, 58 states have (on average 1.4655172413793103) internal successors, (85), 59 states have internal predecessors, (85), 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 00:08:06,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:08:06,880 INFO L93 Difference]: Finished difference Result 161 states and 272 transitions. [2023-11-12 00:08:06,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:08:06,884 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 00:08:06,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:08:06,899 INFO L225 Difference]: With dead ends: 161 [2023-11-12 00:08:06,900 INFO L226 Difference]: Without dead ends: 78 [2023-11-12 00:08:06,906 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 00:08:06,912 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:08:06,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:08:06,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-12 00:08:06,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-12 00:08:06,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 55 states have internal predecessors, (78), 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 00:08:06,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 120 transitions. [2023-11-12 00:08:06,996 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 120 transitions. Word has length 147 [2023-11-12 00:08:06,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:08:06,997 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 120 transitions. [2023-11-12 00:08:06,998 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 00:08:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2023-11-12 00:08:07,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-12 00:08:07,012 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:07,012 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 00:08:07,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:07,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:07,224 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:07,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:07,225 INFO L85 PathProgramCache]: Analyzing trace with hash 73612693, now seen corresponding path program 1 times [2023-11-12 00:08:07,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:07,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [813989090] [2023-11-12 00:08:07,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:07,227 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 00:08:07,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:07,229 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:07,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:08,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:08:08,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:09,807 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 00:08:09,807 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:08:09,807 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:08:09,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [813989090] [2023-11-12 00:08:09,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [813989090] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:08:09,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:08:09,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:08:09,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636531485] [2023-11-12 00:08:09,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:08:09,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:08:09,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:08:09,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:08:09,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:08:09,813 INFO L87 Difference]: Start difference. First operand 78 states and 120 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 00:08:12,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:08:14,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:08:17,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:08:19,716 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 00:08:19,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:08:19,717 INFO L93 Difference]: Finished difference Result 242 states and 377 transitions. [2023-11-12 00:08:19,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:08:19,865 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 00:08:19,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:08:19,869 INFO L225 Difference]: With dead ends: 242 [2023-11-12 00:08:19,869 INFO L226 Difference]: Without dead ends: 167 [2023-11-12 00:08:19,870 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 00:08:19,872 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 118 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 49 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:08:19,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 333 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 15 Invalid, 4 Unknown, 0 Unchecked, 9.8s Time] [2023-11-12 00:08:19,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-11-12 00:08:19,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 137. [2023-11-12 00:08:19,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 92 states have (on average 1.3804347826086956) internal successors, (127), 92 states have internal predecessors, (127), 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 00:08:19,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 211 transitions. [2023-11-12 00:08:19,919 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 211 transitions. Word has length 147 [2023-11-12 00:08:19,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:08:19,927 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 211 transitions. [2023-11-12 00:08:19,927 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 00:08:19,927 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 211 transitions. [2023-11-12 00:08:19,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-12 00:08:19,932 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:08:19,933 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 00:08:19,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:20,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:20,133 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:08:20,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:08:20,135 INFO L85 PathProgramCache]: Analyzing trace with hash 292467411, now seen corresponding path program 1 times [2023-11-12 00:08:20,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:08:20,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882280430] [2023-11-12 00:08:20,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:20,136 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 00:08:20,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:08:20,138 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:20,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/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 00:08:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:21,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 00:08:21,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:26,185 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 00:08:26,186 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:08:28,097 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 00:08:28,097 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:08:28,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882280430] [2023-11-12 00:08:28,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [882280430] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:08:28,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1564367109] [2023-11-12 00:08:28,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:28,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:08:28,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:08:28,102 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:08:28,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-12 00:08:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:30,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:08:30,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:32,160 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 00:08:32,160 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:08:33,332 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 00:08:33,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1564367109] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:08:33,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [523128021] [2023-11-12 00:08:33,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:08:33,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:08:33,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:08:33,341 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:08:33,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe38460a-0a86-4ab4-ad28-946aafbd6ef9/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 00:08:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:08:34,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:08:34,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:08:36,035 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 00:08:36,036 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:08:36,832 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 00:08:36,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [523128021] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:08:36,833 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-12 00:08:36,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6, 6, 6, 6] total 19 [2023-11-12 00:08:36,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385560672] [2023-11-12 00:08:36,834 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-12 00:08:36,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-12 00:08:36,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:08:36,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-12 00:08:36,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2023-11-12 00:08:36,843 INFO L87 Difference]: Start difference. First operand 137 states and 211 transitions. Second operand has 19 states, 19 states have (on average 7.947368421052632) internal successors, (151), 19 states have internal predecessors, (151), 7 states have call successors, (83), 4 states have call predecessors, (83), 8 states have return successors, (84), 6 states have call predecessors, (84), 7 states have call successors, (84)