./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ --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 2a893901067ae0432c16558f2b07e02825c27620f081523bfcd6a7f18ed4dc7d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:53:32,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:53:32,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:53:32,739 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:53:32,740 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:53:32,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:53:32,779 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:53:32,779 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:53:32,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:53:32,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:53:32,788 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:53:32,789 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:53:32,790 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:53:32,792 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:53:32,792 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:53:32,793 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:53:32,793 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:53:32,794 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:53:32,795 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:53:32,795 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:53:32,796 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:53:32,796 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:53:32,800 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:53:32,800 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:53:32,801 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:53:32,801 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:53:32,802 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:53:32,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:53:32,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:53:32,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:53:32,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:53:32,806 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:53:32,806 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:53:32,807 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:53:32,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:53:32,807 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:53:32,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:32,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:53:32,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:53:32,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:53:32,809 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:53:32,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:53:32,810 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:53:32,810 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:53:32,811 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:53:32,812 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_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a893901067ae0432c16558f2b07e02825c27620f081523bfcd6a7f18ed4dc7d [2023-11-19 04:53:33,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:53:33,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:53:33,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:53:33,255 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:53:33,255 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:53:33,257 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i [2023-11-19 04:53:36,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:53:37,254 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:53:37,255 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i [2023-11-19 04:53:37,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/data/3a8b83fae/789a2f8d79424eb794be11f4132bc8cc/FLAG17a0824bc [2023-11-19 04:53:37,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/data/3a8b83fae/789a2f8d79424eb794be11f4132bc8cc [2023-11-19 04:53:37,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:53:37,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:53:37,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:37,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:53:37,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:53:37,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc28eda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37, skipping insertion in model container [2023-11-19 04:53:37,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,350 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:53:37,521 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_de67b6b1-f314-437f-a0e1-1edbdfeee418/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i[918,931] [2023-11-19 04:53:37,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:37,638 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:53:37,653 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_de67b6b1-f314-437f-a0e1-1edbdfeee418/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i[918,931] [2023-11-19 04:53:37,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:37,734 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:53:37,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37 WrapperNode [2023-11-19 04:53:37,735 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:37,736 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:37,736 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:53:37,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:53:37,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,834 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 231 [2023-11-19 04:53:37,835 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:37,836 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:53:37,836 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:53:37,836 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:53:37,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,856 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,856 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,878 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,882 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:53:37,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:53:37,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:53:37,895 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:53:37,896 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (1/1) ... [2023-11-19 04:53:37,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:37,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:53:37,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:53:37,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:53:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:53:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:53:38,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:53:38,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:53:38,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:53:38,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:53:38,184 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:53:38,187 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:53:38,960 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:53:39,601 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:53:39,602 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:53:39,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:39 BoogieIcfgContainer [2023-11-19 04:53:39,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:53:39,616 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:53:39,616 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:53:39,620 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:53:39,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:53:37" (1/3) ... [2023-11-19 04:53:39,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c1bbe36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:39, skipping insertion in model container [2023-11-19 04:53:39,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:37" (2/3) ... [2023-11-19 04:53:39,624 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c1bbe36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:39, skipping insertion in model container [2023-11-19 04:53:39,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:39" (3/3) ... [2023-11-19 04:53:39,626 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i [2023-11-19 04:53:39,648 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:53:39,648 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:53:39,731 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:53:39,740 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;@43a9791d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:53:39,741 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:53:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 04:53:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 04:53:39,769 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:53:39,770 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:53:39,771 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:53:39,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:53:39,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1678504208, now seen corresponding path program 1 times [2023-11-19 04:53:39,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:53:39,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379011964] [2023-11-19 04:53:39,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:39,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:53:40,088 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:53:40,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1210787051] [2023-11-19 04:53:40,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:40,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:53:40,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:53:40,097 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:53:40,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:53:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:53:43,125 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:53:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:53:43,861 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:53:43,865 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:53:43,866 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:53:43,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:53:44,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:53:44,086 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:53:44,091 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:53:44,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:53:44 BoogieIcfgContainer [2023-11-19 04:53:44,251 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:53:44,251 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:53:44,252 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:53:44,252 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:53:44,252 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:39" (3/4) ... [2023-11-19 04:53:44,255 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:53:44,256 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:53:44,257 INFO L158 Benchmark]: Toolchain (without parser) took 6962.30ms. Allocated memory is still 180.4MB. Free memory was 131.7MB in the beginning and 113.6MB in the end (delta: 18.1MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-11-19 04:53:44,258 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 94.1MB in the beginning and 94.1MB in the end (delta: 23.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:53:44,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.37ms. Allocated memory is still 180.4MB. Free memory was 131.7MB in the beginning and 116.2MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:53:44,260 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.89ms. Allocated memory is still 180.4MB. Free memory was 116.2MB in the beginning and 112.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:53:44,260 INFO L158 Benchmark]: Boogie Preprocessor took 57.70ms. Allocated memory is still 180.4MB. Free memory was 112.0MB in the beginning and 110.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:53:44,261 INFO L158 Benchmark]: RCFGBuilder took 1717.45ms. Allocated memory is still 180.4MB. Free memory was 110.0MB in the beginning and 97.5MB in the end (delta: 12.4MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2023-11-19 04:53:44,262 INFO L158 Benchmark]: TraceAbstraction took 4635.16ms. Allocated memory is still 180.4MB. Free memory was 96.4MB in the beginning and 114.6MB in the end (delta: -18.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:53:44,262 INFO L158 Benchmark]: Witness Printer took 4.76ms. Allocated memory is still 180.4MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:53:44,266 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 94.1MB in the beginning and 94.1MB in the end (delta: 23.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.37ms. Allocated memory is still 180.4MB. Free memory was 131.7MB in the beginning and 116.2MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.89ms. Allocated memory is still 180.4MB. Free memory was 116.2MB in the beginning and 112.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.70ms. Allocated memory is still 180.4MB. Free memory was 112.0MB in the beginning and 110.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1717.45ms. Allocated memory is still 180.4MB. Free memory was 110.0MB in the beginning and 97.5MB in the end (delta: 12.4MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4635.16ms. Allocated memory is still 180.4MB. Free memory was 96.4MB in the beginning and 114.6MB in the end (delta: -18.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.76ms. Allocated memory is still 180.4MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 93, overapproximation of bitwiseOr at line 130, overapproximation of someBinaryArithmeticDOUBLEoperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 4; [L26] unsigned short int var_1_9 = 4; [L27] unsigned short int var_1_10 = 10; [L28] double var_1_11 = 15.6; [L29] double var_1_12 = 256.4; [L30] double var_1_13 = 49.15; [L31] unsigned long int var_1_14 = 500; [L32] unsigned long int var_1_15 = 2173307753; [L33] unsigned long int var_1_16 = 3362224480; [L34] signed short int var_1_17 = 16; [L35] signed short int var_1_19 = 16; [L36] signed short int var_1_20 = 4; [L37] signed short int var_1_21 = 0; [L38] signed short int var_1_22 = -25; [L39] signed char var_1_23 = 1; [L40] signed char var_1_24 = 2; [L41] signed short int var_1_25 = -500; [L42] signed char var_1_26 = -2; [L43] signed char var_1_29 = 10; [L44] double var_1_30 = 0.5; [L45] double var_1_33 = 3.2; [L46] unsigned char var_1_34 = 2; [L47] unsigned char var_1_35 = 4; [L48] signed long int var_1_36 = -256; [L49] unsigned short int var_1_37 = 64; [L50] unsigned short int var_1_38 = 57633; [L51] unsigned short int var_1_39 = 28505; [L52] signed short int var_1_40 = 64; [L53] signed char var_1_41 = -100; [L54] unsigned short int var_1_42 = 5; [L55] signed char var_1_43 = 100; [L56] unsigned short int last_1_var_1_6 = 4; [L57] unsigned short int last_1_var_1_9 = 4; [L58] unsigned long int last_1_var_1_14 = 500; [L59] signed short int last_1_var_1_17 = 16; [L209] isInitial = 1 [L210] FCALL initially() [L211] COND TRUE 1 [L212] CALL updateLastVariables() [L199] last_1_var_1_6 = var_1_6 [L200] last_1_var_1_9 = var_1_9 [L201] last_1_var_1_14 = var_1_14 [L202] last_1_var_1_17 = var_1_17 [L212] RET updateLastVariables() [L213] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L147] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L148] var_1_5 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L151] var_1_10 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L154] var_1_12 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L156] var_1_13 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] var_1_15 = __VERIFIER_nondet_ulong() [L159] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L160] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L161] var_1_16 = __VERIFIER_nondet_ulong() [L162] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L163] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L164] var_1_19 = __VERIFIER_nondet_short() [L165] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L166] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L167] var_1_20 = __VERIFIER_nondet_short() [L168] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L169] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L170] var_1_21 = __VERIFIER_nondet_short() [L171] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L172] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L173] var_1_22 = __VERIFIER_nondet_short() [L174] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L175] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L176] var_1_24 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_24 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L178] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L179] var_1_29 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_29 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L181] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L182] var_1_33 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L184] var_1_35 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L186] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L187] var_1_38 = __VERIFIER_nondet_ushort() [L188] CALL assume_abort_if_not(var_1_38 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_38 >= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L189] CALL assume_abort_if_not(var_1_38 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_38 <= 65535) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L190] var_1_39 = __VERIFIER_nondet_ushort() [L191] CALL assume_abort_if_not(var_1_39 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_39 >= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L192] CALL assume_abort_if_not(var_1_39 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_39 <= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L193] var_1_41 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_41 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_41 >= -128) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L195] CALL assume_abort_if_not(var_1_41 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_41 <= 127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L196] CALL assume_abort_if_not(var_1_41 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_41 != 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=-16, var_1_25=-500, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=2, var_1_35=5, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L213] RET updateVariables() [L214] CALL step() [L63] signed long int stepLocal_0 = last_1_var_1_9; [L64] COND FALSE !(\read(var_1_5)) [L69] signed long int stepLocal_3 = last_1_var_1_9; [L70] COND TRUE last_1_var_1_14 >= stepLocal_3 [L71] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17) [L73] COND TRUE var_1_6 <= var_1_14 [L74] COND TRUE (- var_1_14) > var_1_6 [L75] var_1_1 = 0 [L80] unsigned char stepLocal_2 = var_1_4; [L81] unsigned long int stepLocal_1 = var_1_14; [L82] COND FALSE !(stepLocal_2 || var_1_1) [L85] COND TRUE stepLocal_1 >= var_1_6 [L86] var_1_9 = var_1_10 [L91] unsigned char stepLocal_5 = var_1_1; [L92] unsigned char stepLocal_4 = var_1_1; [L93] COND FALSE !(stepLocal_4 && (var_1_5 && (var_1_12 < var_1_13))) [L100] COND TRUE var_1_14 <= var_1_14 [L101] COND TRUE ! var_1_1 [L102] var_1_11 = (var_1_12 - var_1_13) [L107] var_1_23 = var_1_24 [L108] var_1_25 = var_1_17 [L109] COND FALSE !((- var_1_11) >= var_1_11) [L112] COND FALSE !(\read(var_1_1)) [L117] COND TRUE var_1_14 < var_1_24 [L118] var_1_34 = var_1_35 [L120] COND TRUE var_1_17 != ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))) [L121] var_1_36 = (((((var_1_17 - var_1_14)) < ((((((var_1_24 + var_1_17)) < (var_1_9)) ? ((var_1_24 + var_1_17)) : (var_1_9))))) ? ((var_1_17 - var_1_14)) : ((((((var_1_24 + var_1_17)) < (var_1_9)) ? ((var_1_24 + var_1_17)) : (var_1_9)))))) [L123] COND FALSE !((var_1_17 * (var_1_38 - var_1_6)) <= var_1_17) [L126] COND TRUE var_1_6 <= (var_1_38 * 64) [L127] var_1_37 = ((((var_1_6) > (((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))) ? (var_1_6) : (((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35)))))) [L130] EXPR var_1_17 ^ (var_1_14 % var_1_41) [L130] COND FALSE !(var_1_24 >= (var_1_17 ^ (var_1_14 % var_1_41))) [L139] var_1_40 = var_1_14 [L141] var_1_42 = var_1_39 [L142] var_1_43 = var_1_24 [L214] RET step() [L215] CALL, EXPR property() [L205-L206] return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= ((((var_1_14) > (var_1_6)) ? (var_1_14) : (var_1_6))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; [L215] RET, EXPR property() [L215] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=3, var_1_14=4294967278, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-16, var_1_24=-16, var_1_25=16, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=5, var_1_35=5, var_1_36=0, var_1_37=5, var_1_38=32767, var_1_39=16383, var_1_40=-18, var_1_41=-1, var_1_42=16383, var_1_43=-16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=3, var_1_14=4294967278, var_1_15=4294967294, var_1_16=3221225470, var_1_17=16, var_1_19=-16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=-16, var_1_24=-16, var_1_25=16, var_1_26=-2, var_1_29=-16, var_1_30=1/2, var_1_33=4, var_1_34=5, var_1_35=5, var_1_36=0, var_1_37=5, var_1_38=32767, var_1_39=16383, var_1_40=-18, var_1_41=-1, var_1_42=16383, var_1_43=-16, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 1, TraceHistogramMax: 34, 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=61occurred 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, 3.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 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 [2023-11-19 04:53:44,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ --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 2a893901067ae0432c16558f2b07e02825c27620f081523bfcd6a7f18ed4dc7d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:53:47,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:53:47,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:53:47,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:53:47,314 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:53:47,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:53:47,347 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:53:47,347 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:53:47,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:53:47,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:53:47,350 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:53:47,351 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:53:47,352 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:53:47,352 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:53:47,353 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:53:47,354 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:53:47,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:53:47,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:53:47,357 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:53:47,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:53:47,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:53:47,359 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:53:47,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:53:47,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:53:47,361 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:53:47,361 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:53:47,362 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:53:47,363 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:53:47,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:53:47,364 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:53:47,365 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:53:47,365 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:53:47,366 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:53:47,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:47,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:53:47,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:53:47,369 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:53:47,369 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:53:47,370 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:53:47,371 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:53:47,371 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:53:47,372 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:53:47,373 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_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a893901067ae0432c16558f2b07e02825c27620f081523bfcd6a7f18ed4dc7d [2023-11-19 04:53:47,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:53:47,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:53:47,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:53:47,854 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:53:47,854 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:53:47,856 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i [2023-11-19 04:53:51,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:53:51,458 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:53:51,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i [2023-11-19 04:53:51,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/data/6825e77a1/2fff5c4fbdbb4b58be7ab9d2acc0d0ee/FLAGa8290ed9d [2023-11-19 04:53:51,489 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/data/6825e77a1/2fff5c4fbdbb4b58be7ab9d2acc0d0ee [2023-11-19 04:53:51,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:53:51,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:53:51,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:51,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:53:51,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:53:51,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:51" (1/1) ... [2023-11-19 04:53:51,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12dd3d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:51, skipping insertion in model container [2023-11-19 04:53:51,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:53:51" (1/1) ... [2023-11-19 04:53:51,545 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:53:51,735 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_de67b6b1-f314-437f-a0e1-1edbdfeee418/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i[918,931] [2023-11-19 04:53:51,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:51,865 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:53:51,888 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_de67b6b1-f314-437f-a0e1-1edbdfeee418/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i[918,931] [2023-11-19 04:53:51,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:53:52,002 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:53:52,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52 WrapperNode [2023-11-19 04:53:52,003 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:53:52,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:52,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:53:52,008 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:53:52,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,096 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2023-11-19 04:53:52,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:53:52,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:53:52,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:53:52,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:53:52,110 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,160 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:53:52,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:53:52,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:53:52,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:53:52,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (1/1) ... [2023-11-19 04:53:52,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:52,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:53:52,215 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:53:52,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:53:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:53:52,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:53:52,263 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:53:52,263 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:53:52,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:53:52,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:53:52,394 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:53:52,396 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:53:53,242 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:53:53,252 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:53:53,253 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:53:53,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:53 BoogieIcfgContainer [2023-11-19 04:53:53,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:53:53,260 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:53:53,261 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:53:53,264 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:53:53,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:53:51" (1/3) ... [2023-11-19 04:53:53,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd00f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:53, skipping insertion in model container [2023-11-19 04:53:53,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:53:52" (2/3) ... [2023-11-19 04:53:53,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd00f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:53:53, skipping insertion in model container [2023-11-19 04:53:53,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:53:53" (3/3) ... [2023-11-19 04:53:53,267 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-4.i [2023-11-19 04:53:53,288 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:53:53,289 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:53:53,345 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:53:53,353 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;@683b0afa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:53:53,353 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:53:53,359 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 04:53:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 04:53:53,389 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:53:53,390 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:53:53,391 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:53:53,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:53:53,398 INFO L85 PathProgramCache]: Analyzing trace with hash -490580330, now seen corresponding path program 1 times [2023-11-19 04:53:53,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:53:53,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1728196977] [2023-11-19 04:53:53,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:53,417 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 [2023-11-19 04:53:53,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:53:53,421 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:53:53,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:53:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:53:53,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:53:53,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:53:53,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 714 proven. 0 refuted. 0 times theorem prover too weak. 1530 trivial. 0 not checked. [2023-11-19 04:53:53,914 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:53:53,915 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:53:53,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1728196977] [2023-11-19 04:53:53,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1728196977] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:53:53,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:53:53,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:53:53,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054769481] [2023-11-19 04:53:53,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:53:53,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:53:53,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:53:53,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:53:53,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:53:53,962 INFO L87 Difference]: Start difference. First operand has 98 states, 61 states have (on average 1.4426229508196722) internal successors, (88), 62 states have internal predecessors, (88), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 04:53:54,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:53:54,004 INFO L93 Difference]: Finished difference Result 189 states and 340 transitions. [2023-11-19 04:53:54,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:53:54,006 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 214 [2023-11-19 04:53:54,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:53:54,016 INFO L225 Difference]: With dead ends: 189 [2023-11-19 04:53:54,016 INFO L226 Difference]: Without dead ends: 94 [2023-11-19 04:53:54,021 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:53:54,024 INFO L413 NwaCegarLoop]: 148 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, 148 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 [2023-11-19 04:53:54,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:53:54,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-19 04:53:54,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-11-19 04:53:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 58 states have (on average 1.3793103448275863) internal successors, (80), 58 states have internal predecessors, (80), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 04:53:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 148 transitions. [2023-11-19 04:53:54,080 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 148 transitions. Word has length 214 [2023-11-19 04:53:54,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:53:54,081 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 148 transitions. [2023-11-19 04:53:54,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 04:53:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 148 transitions. [2023-11-19 04:53:54,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 04:53:54,086 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:53:54,087 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:53:54,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:53:54,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:53:54,297 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:53:54,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:53:54,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1411015170, now seen corresponding path program 1 times [2023-11-19 04:53:54,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:53:54,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [989751331] [2023-11-19 04:53:54,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:54,300 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 [2023-11-19 04:53:54,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:53:54,302 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:53:54,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:53:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:53:54,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:53:54,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:53:56,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 319 proven. 183 refuted. 0 times theorem prover too weak. 1742 trivial. 0 not checked. [2023-11-19 04:53:56,670 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:53:57,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 186 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2023-11-19 04:53:57,717 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:53:57,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [989751331] [2023-11-19 04:53:57,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [989751331] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:53:57,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1254751504] [2023-11-19 04:53:57,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:57,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:53:57,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:53:57,725 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:53:57,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:53:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:53:58,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:53:58,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:53:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-19 04:53:59,154 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:53:59,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1254751504] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:53:59,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:53:59,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10, 10] total 17 [2023-11-19 04:53:59,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021227085] [2023-11-19 04:53:59,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:53:59,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:53:59,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:53:59,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:53:59,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2023-11-19 04:53:59,160 INFO L87 Difference]: Start difference. First operand 94 states and 148 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 04:54:00,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:00,723 INFO L93 Difference]: Finished difference Result 321 states and 510 transitions. [2023-11-19 04:54:00,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 04:54:00,724 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2023-11-19 04:54:00,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:00,729 INFO L225 Difference]: With dead ends: 321 [2023-11-19 04:54:00,729 INFO L226 Difference]: Without dead ends: 230 [2023-11-19 04:54:00,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 643 GetRequests, 625 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2023-11-19 04:54:00,733 INFO L413 NwaCegarLoop]: 242 mSDtfsCounter, 234 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:00,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 667 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-19 04:54:00,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2023-11-19 04:54:00,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 192. [2023-11-19 04:54:00,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 121 states have (on average 1.3801652892561984) internal successors, (167), 121 states have internal predecessors, (167), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-19 04:54:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 303 transitions. [2023-11-19 04:54:00,784 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 303 transitions. Word has length 215 [2023-11-19 04:54:00,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:00,786 INFO L495 AbstractCegarLoop]: Abstraction has 192 states and 303 transitions. [2023-11-19 04:54:00,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 04:54:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 303 transitions. [2023-11-19 04:54:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-19 04:54:00,790 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:00,790 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:00,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:01,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-19 04:54:01,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:54:01,201 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:01,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:01,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1595984553, now seen corresponding path program 1 times [2023-11-19 04:54:01,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:01,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1916211851] [2023-11-19 04:54:01,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:01,205 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 [2023-11-19 04:54:01,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:01,210 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:01,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 04:54:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:01,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:54:01,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:03,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 319 proven. 183 refuted. 0 times theorem prover too weak. 1742 trivial. 0 not checked. [2023-11-19 04:54:03,419 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:54:04,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 186 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2023-11-19 04:54:04,402 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:04,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1916211851] [2023-11-19 04:54:04,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1916211851] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:54:04,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [669487915] [2023-11-19 04:54:04,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:04,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:54:04,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:54:04,410 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:54:04,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 04:54:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:05,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:54:05,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:08,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-19 04:54:08,057 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:08,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [669487915] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:08,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:54:08,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10, 10] total 17 [2023-11-19 04:54:08,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106618641] [2023-11-19 04:54:08,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:08,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:54:08,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:08,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:54:08,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2023-11-19 04:54:08,066 INFO L87 Difference]: Start difference. First operand 192 states and 303 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 04:54:13,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:13,255 INFO L93 Difference]: Finished difference Result 1085 states and 1712 transitions. [2023-11-19 04:54:13,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 04:54:13,256 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2023-11-19 04:54:13,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:13,269 INFO L225 Difference]: With dead ends: 1085 [2023-11-19 04:54:13,269 INFO L226 Difference]: Without dead ends: 896 [2023-11-19 04:54:13,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 648 GetRequests, 628 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2023-11-19 04:54:13,273 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 446 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:13,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [446 Valid, 575 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2023-11-19 04:54:13,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2023-11-19 04:54:13,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 874. [2023-11-19 04:54:13,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 874 states, 530 states have (on average 1.3377358490566038) internal successors, (709), 533 states have internal predecessors, (709), 332 states have call successors, (332), 11 states have call predecessors, (332), 11 states have return successors, (332), 329 states have call predecessors, (332), 332 states have call successors, (332) [2023-11-19 04:54:13,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1373 transitions. [2023-11-19 04:54:13,540 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1373 transitions. Word has length 216 [2023-11-19 04:54:13,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:13,541 INFO L495 AbstractCegarLoop]: Abstraction has 874 states and 1373 transitions. [2023-11-19 04:54:13,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 04:54:13,542 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1373 transitions. [2023-11-19 04:54:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-19 04:54:13,548 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:13,549 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:13,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-19 04:54:13,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:13,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:54:13,961 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:13,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:13,962 INFO L85 PathProgramCache]: Analyzing trace with hash 2018924373, now seen corresponding path program 1 times [2023-11-19 04:54:13,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:13,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1005698595] [2023-11-19 04:54:13,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:13,963 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 [2023-11-19 04:54:13,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:13,975 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:13,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 04:54:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:14,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:54:14,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:16,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 319 proven. 183 refuted. 0 times theorem prover too weak. 1742 trivial. 0 not checked. [2023-11-19 04:54:16,376 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:54:17,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 186 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2023-11-19 04:54:17,376 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:17,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1005698595] [2023-11-19 04:54:17,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1005698595] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:54:17,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1434045469] [2023-11-19 04:54:17,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:17,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:54:17,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:54:17,382 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:54:17,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 04:54:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:18,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:54:18,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:19,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-19 04:54:19,602 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:19,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1434045469] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:19,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:54:19,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [10, 10] total 15 [2023-11-19 04:54:19,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888693748] [2023-11-19 04:54:19,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:19,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:54:19,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:19,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:54:19,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2023-11-19 04:54:19,609 INFO L87 Difference]: Start difference. First operand 874 states and 1373 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 04:54:20,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:20,526 INFO L93 Difference]: Finished difference Result 2529 states and 3974 transitions. [2023-11-19 04:54:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:54:20,543 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2023-11-19 04:54:20,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:20,567 INFO L225 Difference]: With dead ends: 2529 [2023-11-19 04:54:20,567 INFO L226 Difference]: Without dead ends: 1658 [2023-11-19 04:54:20,574 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 630 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2023-11-19 04:54:20,583 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 41 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:20,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 288 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-19 04:54:20,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2023-11-19 04:54:20,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1656. [2023-11-19 04:54:20,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1656 states, 1004 states have (on average 1.3306772908366533) internal successors, (1336), 1010 states have internal predecessors, (1336), 630 states have call successors, (630), 21 states have call predecessors, (630), 21 states have return successors, (630), 624 states have call predecessors, (630), 630 states have call successors, (630) [2023-11-19 04:54:20,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1656 states and 2596 transitions. [2023-11-19 04:54:20,913 INFO L78 Accepts]: Start accepts. Automaton has 1656 states and 2596 transitions. Word has length 216 [2023-11-19 04:54:20,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:20,914 INFO L495 AbstractCegarLoop]: Abstraction has 1656 states and 2596 transitions. [2023-11-19 04:54:20,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 04:54:20,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2596 transitions. [2023-11-19 04:54:20,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-19 04:54:20,920 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:20,920 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:20,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:21,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:21,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:21,331 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:21,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:21,332 INFO L85 PathProgramCache]: Analyzing trace with hash -2017877485, now seen corresponding path program 1 times [2023-11-19 04:54:21,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:21,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1990158817] [2023-11-19 04:54:21,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:21,334 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 [2023-11-19 04:54:21,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:21,339 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:21,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/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 (9)] Waiting until timeout for monitored process [2023-11-19 04:54:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:21,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:54:21,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:23,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 319 proven. 183 refuted. 0 times theorem prover too weak. 1742 trivial. 0 not checked. [2023-11-19 04:54:23,626 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:54:24,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 186 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2023-11-19 04:54:24,684 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:24,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1990158817] [2023-11-19 04:54:24,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1990158817] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:54:24,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1287722325] [2023-11-19 04:54:24,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:24,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:54:24,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:54:24,689 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:54:24,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de67b6b1-f314-437f-a0e1-1edbdfeee418/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process