./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh --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 1859955a1f551ab91320fd1c62eca1ae757cdeeec5271db54fa374bb4a010fe5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:06:54,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:06:54,280 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 20:06:54,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:06:54,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:06:54,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:06:54,308 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:06:54,308 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:06:54,309 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:06:54,310 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:06:54,310 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 20:06:54,311 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 20:06:54,311 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 20:06:54,312 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 20:06:54,312 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 20:06:54,313 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 20:06:54,314 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 20:06:54,314 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 20:06:54,314 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 20:06:54,315 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 20:06:54,315 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 20:06:54,316 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 20:06:54,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:06:54,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:06:54,318 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:06:54,318 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:06:54,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:06:54,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:06:54,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:06:54,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:06:54,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:06:54,320 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:06:54,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:06:54,321 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:06:54,321 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:06:54,321 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:06:54,321 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:06:54,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:06:54,322 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:06:54,322 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:06:54,322 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:06:54,322 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 20:06:54,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:06:54,323 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:06:54,323 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:06:54,323 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 20:06:54,323 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:06:54,323 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_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1859955a1f551ab91320fd1c62eca1ae757cdeeec5271db54fa374bb4a010fe5 [2023-12-02 20:06:54,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:06:54,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:06:54,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:06:54,568 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:06:54,569 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:06:54,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i [2023-12-02 20:06:57,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:06:57,519 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:06:57,519 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i [2023-12-02 20:06:57,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/data/ac5f8d796/484dcff2f840437d9067004f2bdd3153/FLAGf55b21fef [2023-12-02 20:06:57,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/data/ac5f8d796/484dcff2f840437d9067004f2bdd3153 [2023-12-02 20:06:57,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:06:57,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:06:57,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:06:57,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:06:57,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:06:57,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,553 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@296d5164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57, skipping insertion in model container [2023-12-02 20:06:57,553 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,593 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:06:57,713 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_2c1de199-56c9-43cb-95d5-b1dca149a07b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i[917,930] [2023-12-02 20:06:57,778 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:06:57,791 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:06:57,801 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_2c1de199-56c9-43cb-95d5-b1dca149a07b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i[917,930] [2023-12-02 20:06:57,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:06:57,865 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:06:57,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57 WrapperNode [2023-12-02 20:06:57,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:06:57,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:06:57,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:06:57,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:06:57,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,933 INFO L138 Inliner]: procedures = 29, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 529 [2023-12-02 20:06:57,933 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:06:57,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:06:57,934 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:06:57,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:06:57,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:57,994 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:06:57,995 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:06:57,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:06:57,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:06:57,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (1/1) ... [2023-12-02 20:06:58,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:06:58,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:06:58,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:06:58,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:06:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:06:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 20:06:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 20:06:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 20:06:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 20:06:58,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-02 20:06:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 20:06:58,065 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 20:06:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 20:06:58,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:06:58,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:06:58,189 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:06:58,191 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:06:58,687 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:06:59,338 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:06:59,339 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:06:59,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:59 BoogieIcfgContainer [2023-12-02 20:06:59,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:06:59,343 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:06:59,343 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:06:59,347 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:06:59,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:06:57" (1/3) ... [2023-12-02 20:06:59,347 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13fb1ace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:06:59, skipping insertion in model container [2023-12-02 20:06:59,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:06:57" (2/3) ... [2023-12-02 20:06:59,348 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13fb1ace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:06:59, skipping insertion in model container [2023-12-02 20:06:59,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:59" (3/3) ... [2023-12-02 20:06:59,349 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-11.i [2023-12-02 20:06:59,369 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:06:59,369 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 20:06:59,418 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 20:06:59,425 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;@6625b351, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:06:59,426 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 20:06:59,430 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-02 20:06:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 20:06:59,441 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:06:59,442 INFO L195 NwaCegarLoop]: trace histogram [16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:06:59,442 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:06:59,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:06:59,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1100368750, now seen corresponding path program 1 times [2023-12-02 20:06:59,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 20:06:59,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247515964] [2023-12-02 20:06:59,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:06:59,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:07:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:07:01,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 20:07:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:07:04,010 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 20:07:04,012 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 20:07:04,014 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 20:07:04,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 20:07:04,021 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 20:07:04,025 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 20:07:04,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-12-02 20:07:04,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-12-02 20:07:04,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-12-02 20:07:04,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-12-02 20:07:04,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-12-02 20:07:04,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-12-02 20:07:04,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-12-02 20:07:04,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-12-02 20:07:04,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-12-02 20:07:04,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-12-02 20:07:04,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-12-02 20:07:04,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-12-02 20:07:04,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-12-02 20:07:04,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-12-02 20:07:04,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-12-02 20:07:04,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-12-02 20:07:04,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-12-02 20:07:04,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-12-02 20:07:04,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-12-02 20:07:04,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-12-02 20:07:04,089 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-12-02 20:07:04,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-12-02 20:07:04,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-12-02 20:07:04,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-12-02 20:07:04,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-12-02 20:07:04,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-12-02 20:07:04,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-12-02 20:07:04,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-12-02 20:07:04,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-12-02 20:07:04,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-12-02 20:07:04,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 20:07:04,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 20:07:04,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-12-02 20:07:04,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-12-02 20:07:04,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-12-02 20:07:04,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-12-02 20:07:04,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-12-02 20:07:04,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-12-02 20:07:04,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-12-02 20:07:04,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-12-02 20:07:04,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-12-02 20:07:04,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-12-02 20:07:04,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-12-02 20:07:04,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-12-02 20:07:04,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-12-02 20:07:04,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-12-02 20:07:04,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-12-02 20:07:04,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-12-02 20:07:04,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-12-02 20:07:04,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-12-02 20:07:04,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-12-02 20:07:04,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-12-02 20:07:04,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-12-02 20:07:04,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-12-02 20:07:04,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-12-02 20:07:04,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-12-02 20:07:04,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-12-02 20:07:04,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-12-02 20:07:04,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-12-02 20:07:04,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-12-02 20:07:04,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-12-02 20:07:04,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-12-02 20:07:04,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-12-02 20:07:04,107 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-12-02 20:07:04,107 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-12-02 20:07:04,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-12-02 20:07:04,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-12-02 20:07:04,109 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-12-02 20:07:04,109 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-12-02 20:07:04,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-12-02 20:07:04,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-12-02 20:07:04,111 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-12-02 20:07:04,111 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-12-02 20:07:04,111 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-12-02 20:07:04,112 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-12-02 20:07:04,112 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-12-02 20:07:04,113 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-12-02 20:07:04,113 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-12-02 20:07:04,114 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-12-02 20:07:04,114 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-12-02 20:07:04,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:07:04 BoogieIcfgContainer [2023-12-02 20:07:04,135 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 20:07:04,136 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 20:07:04,136 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 20:07:04,137 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 20:07:04,137 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:06:59" (3/4) ... [2023-12-02 20:07:04,140 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 20:07:04,141 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 20:07:04,142 INFO L158 Benchmark]: Toolchain (without parser) took 6596.16ms. Allocated memory was 148.9MB in the beginning and 463.5MB in the end (delta: 314.6MB). Free memory was 106.8MB in the beginning and 216.6MB in the end (delta: -109.8MB). Peak memory consumption was 205.3MB. Max. memory is 16.1GB. [2023-12-02 20:07:04,143 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 148.9MB. Free memory is still 119.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:07:04,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.73ms. Allocated memory is still 148.9MB. Free memory was 106.3MB in the beginning and 90.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 20:07:04,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.92ms. Allocated memory is still 148.9MB. Free memory was 90.6MB in the beginning and 86.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 20:07:04,145 INFO L158 Benchmark]: Boogie Preprocessor took 60.39ms. Allocated memory is still 148.9MB. Free memory was 86.4MB in the beginning and 83.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 20:07:04,145 INFO L158 Benchmark]: RCFGBuilder took 1345.34ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 82.7MB in the beginning and 114.8MB in the end (delta: -32.1MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2023-12-02 20:07:04,146 INFO L158 Benchmark]: TraceAbstraction took 4792.55ms. Allocated memory was 195.0MB in the beginning and 463.5MB in the end (delta: 268.4MB). Free memory was 114.8MB in the beginning and 216.6MB in the end (delta: -101.8MB). Peak memory consumption was 167.4MB. Max. memory is 16.1GB. [2023-12-02 20:07:04,147 INFO L158 Benchmark]: Witness Printer took 4.64ms. Allocated memory is still 463.5MB. Free memory is still 216.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:07:04,150 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 148.9MB. Free memory is still 119.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.73ms. Allocated memory is still 148.9MB. Free memory was 106.3MB in the beginning and 90.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.92ms. Allocated memory is still 148.9MB. Free memory was 90.6MB in the beginning and 86.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.39ms. Allocated memory is still 148.9MB. Free memory was 86.4MB in the beginning and 83.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1345.34ms. Allocated memory was 148.9MB in the beginning and 195.0MB in the end (delta: 46.1MB). Free memory was 82.7MB in the beginning and 114.8MB in the end (delta: -32.1MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * TraceAbstraction took 4792.55ms. Allocated memory was 195.0MB in the beginning and 463.5MB in the end (delta: 268.4MB). Free memory was 114.8MB in the beginning and 216.6MB in the end (delta: -101.8MB). Peak memory consumption was 167.4MB. Max. memory is 16.1GB. * Witness Printer took 4.64ms. Allocated memory is still 463.5MB. Free memory is still 216.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 73, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryArithmeticFLOAToperation at line 76. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -16, 50.75, 7.675, 10, 32.5, 1000000.7, 2.4, 1, 1, 1, 5, 200, 10, 1 }; [L55] signed char* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L56] double* WrapperStruct00_var_1_2_Pointer = &(WrapperStruct00.var_1_2); [L57] double* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L58] signed char* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L59] float* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L60] float* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L61] float* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L62] unsigned char* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L63] unsigned char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L64] unsigned char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L65] unsigned char* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L66] unsigned char* WrapperStruct00_var_1_15_Pointer = &(WrapperStruct00.var_1_15); [L67] unsigned char* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L68] unsigned char* WrapperStruct00_var_1_17_Pointer = &(WrapperStruct00.var_1_17); [L69] unsigned char last_1_WrapperStruct00_var_1_11 = 1; [L137] isInitial = 1 [L138] FCALL initially() [L139] COND TRUE 1 [L140] CALL updateLastVariables() [L130] EXPR WrapperStruct00.var_1_11 [L130] last_1_WrapperStruct00_var_1_11 = WrapperStruct00.var_1_11 [L140] RET updateLastVariables() [L141] CALL updateVariables() [L102] WrapperStruct00.var_1_2 = __VERIFIER_nondet_double() [L103] EXPR WrapperStruct00.var_1_2 [L103] EXPR WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F [L103] EXPR WrapperStruct00.var_1_2 [L103] EXPR WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F [L103] EXPR (WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L103] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= 0.0F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L104] WrapperStruct00.var_1_3 = __VERIFIER_nondet_double() [L105] EXPR WrapperStruct00.var_1_3 [L105] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L105] EXPR WrapperStruct00.var_1_3 [L105] EXPR WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F [L105] EXPR (WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L105] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L106] WrapperStruct00.var_1_7 = __VERIFIER_nondet_char() [L107] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L108] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L109] WrapperStruct00.var_1_9 = __VERIFIER_nondet_float() [L110] EXPR WrapperStruct00.var_1_9 [L110] EXPR WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L110] EXPR WrapperStruct00.var_1_9 [L110] EXPR WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L110] EXPR (WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L110] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L111] WrapperStruct00.var_1_10 = __VERIFIER_nondet_float() [L112] EXPR WrapperStruct00.var_1_10 [L112] EXPR WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L112] EXPR WrapperStruct00.var_1_10 [L112] EXPR WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L112] EXPR (WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L112] CALL assume_abort_if_not((WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L113] WrapperStruct00.var_1_12 = __VERIFIER_nondet_uchar() [L114] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L115] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L115] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L116] WrapperStruct00.var_1_13 = __VERIFIER_nondet_uchar() [L117] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L117] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L118] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L118] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L119] WrapperStruct00.var_1_15 = __VERIFIER_nondet_uchar() [L120] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L121] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L121] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L122] WrapperStruct00.var_1_16 = __VERIFIER_nondet_uchar() [L123] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L123] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L124] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L124] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L125] WrapperStruct00.var_1_17 = __VERIFIER_nondet_uchar() [L126] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L126] CALL assume_abort_if_not(WrapperStruct00.var_1_17 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(WrapperStruct00.var_1_17 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L127] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L127] CALL assume_abort_if_not(WrapperStruct00.var_1_17 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(WrapperStruct00.var_1_17 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L141] RET updateVariables() [L142] CALL step() [L73] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L73] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L73] COND TRUE (*(WrapperStruct00_var_1_3_Pointer)) >= (*(WrapperStruct00_var_1_2_Pointer)) [L74] COND TRUE \read(last_1_WrapperStruct00_var_1_11) [L75] COND FALSE !(! last_1_WrapperStruct00_var_1_11) [L78] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L78] (*(WrapperStruct00_var_1_8_Pointer)) = (*(WrapperStruct00_var_1_9_Pointer)) [L82] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L82] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L82] COND FALSE !((*(WrapperStruct00_var_1_8_Pointer)) <= (*(WrapperStruct00_var_1_8_Pointer))) [L85] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L85] unsigned char stepLocal_0 = (*(WrapperStruct00_var_1_11_Pointer)); [L86] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L86] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L86] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L86] COND TRUE ((*(WrapperStruct00_var_1_2_Pointer)) - 5.25) < ((*(WrapperStruct00_var_1_8_Pointer)) * ((*(WrapperStruct00_var_1_8_Pointer)) * 199.4)) [L87] stepLocal_0 && (*(WrapperStruct00_var_1_11_Pointer)) [L87] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L87] stepLocal_0 && (*(WrapperStruct00_var_1_11_Pointer)) [L87] COND TRUE stepLocal_0 && (*(WrapperStruct00_var_1_11_Pointer)) [L88] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L88] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L88] COND FALSE !((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_8_Pointer))) [L91] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L91] (*(WrapperStruct00_var_1_1_Pointer)) = (*(WrapperStruct00_var_1_7_Pointer)) [L95] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L95] COND FALSE !(! (*(WrapperStruct00_var_1_11_Pointer))) [L98] EXPR \read(*WrapperStruct00_var_1_16_Pointer) [L98] (*(WrapperStruct00_var_1_14_Pointer)) = (*(WrapperStruct00_var_1_16_Pointer)) [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L133] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L133] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L133] EXPR (((*(WrapperStruct00_var_1_2_Pointer)) - 5.25) < ((*(WrapperStruct00_var_1_8_Pointer)) * ((*(WrapperStruct00_var_1_8_Pointer)) * 199.4))) ? (((*(WrapperStruct00_var_1_11_Pointer)) && (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) : 1 [L133] EXPR ((((*(WrapperStruct00_var_1_2_Pointer)) - 5.25) < ((*(WrapperStruct00_var_1_8_Pointer)) * ((*(WrapperStruct00_var_1_8_Pointer)) * 199.4))) ? (((*(WrapperStruct00_var_1_11_Pointer)) && (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) : 1) && (((*(WrapperStruct00_var_1_3_Pointer)) >= (*(WrapperStruct00_var_1_2_Pointer))) ? (last_1_WrapperStruct00_var_1_11 ? ((! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer))))) : 1) : 1) [L133] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L133] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L133] EXPR ((*(WrapperStruct00_var_1_3_Pointer)) >= (*(WrapperStruct00_var_1_2_Pointer))) ? (last_1_WrapperStruct00_var_1_11 ? ((! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer))))) : 1) : 1 [L133] EXPR last_1_WrapperStruct00_var_1_11 ? ((! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer))))) : 1 [L133] EXPR (! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer)))) [L133] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L133] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L133] EXPR (! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer)))) [L133] EXPR last_1_WrapperStruct00_var_1_11 ? ((! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer))))) : 1 [L133] EXPR ((*(WrapperStruct00_var_1_3_Pointer)) >= (*(WrapperStruct00_var_1_2_Pointer))) ? (last_1_WrapperStruct00_var_1_11 ? ((! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer))))) : 1) : 1 [L133] EXPR ((((*(WrapperStruct00_var_1_2_Pointer)) - 5.25) < ((*(WrapperStruct00_var_1_8_Pointer)) * ((*(WrapperStruct00_var_1_8_Pointer)) * 199.4))) ? (((*(WrapperStruct00_var_1_11_Pointer)) && (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) : 1) && (((*(WrapperStruct00_var_1_3_Pointer)) >= (*(WrapperStruct00_var_1_2_Pointer))) ? (last_1_WrapperStruct00_var_1_11 ? ((! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer))))) : 1) : 1) [L133] EXPR (((((*(WrapperStruct00_var_1_2_Pointer)) - 5.25) < ((*(WrapperStruct00_var_1_8_Pointer)) * ((*(WrapperStruct00_var_1_8_Pointer)) * 199.4))) ? (((*(WrapperStruct00_var_1_11_Pointer)) && (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) : 1) && (((*(WrapperStruct00_var_1_3_Pointer)) >= (*(WrapperStruct00_var_1_2_Pointer))) ? (last_1_WrapperStruct00_var_1_11 ? ((! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer))))) : 1) : 1)) && (((*(WrapperStruct00_var_1_8_Pointer)) <= (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_12_Pointer)) || (*(WrapperStruct00_var_1_13_Pointer))))) : 1) [L133] EXPR ((((((*(WrapperStruct00_var_1_2_Pointer)) - 5.25) < ((*(WrapperStruct00_var_1_8_Pointer)) * ((*(WrapperStruct00_var_1_8_Pointer)) * 199.4))) ? (((*(WrapperStruct00_var_1_11_Pointer)) && (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) : 1) && (((*(WrapperStruct00_var_1_3_Pointer)) >= (*(WrapperStruct00_var_1_2_Pointer))) ? (last_1_WrapperStruct00_var_1_11 ? ((! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer))))) : 1) : 1)) && (((*(WrapperStruct00_var_1_8_Pointer)) <= (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_12_Pointer)) || (*(WrapperStruct00_var_1_13_Pointer))))) : 1)) && ((! (*(WrapperStruct00_var_1_11_Pointer))) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (((((((((*(WrapperStruct00_var_1_15_Pointer))) < ((((((*(WrapperStruct00_var_1_16_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_16_Pointer))) : (5))))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((((((*(WrapperStruct00_var_1_16_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_16_Pointer))) : (5))))))) < ((*(WrapperStruct00_var_1_17_Pointer)))) ? ((((((*(WrapperStruct00_var_1_15_Pointer))) < ((((((*(WrapperStruct00_var_1_16_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_16_Pointer))) : (5))))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((((((*(WrapperStruct00_var_1_16_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_16_Pointer))) : (5))))))) : ((*(WrapperStruct00_var_1_17_Pointer))))))) : ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_16_Pointer))))) [L133-L134] return ((((((*(WrapperStruct00_var_1_2_Pointer)) - 5.25) < ((*(WrapperStruct00_var_1_8_Pointer)) * ((*(WrapperStruct00_var_1_8_Pointer)) * 199.4))) ? (((*(WrapperStruct00_var_1_11_Pointer)) && (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_8_Pointer)) < (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer)))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_7_Pointer))))) : 1) : 1) && (((*(WrapperStruct00_var_1_3_Pointer)) >= (*(WrapperStruct00_var_1_2_Pointer))) ? (last_1_WrapperStruct00_var_1_11 ? ((! last_1_WrapperStruct00_var_1_11) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) > ((10.25f + (*(WrapperStruct00_var_1_10_Pointer))))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((10.25f + (*(WrapperStruct00_var_1_10_Pointer)))))))) : ((*(WrapperStruct00_var_1_8_Pointer)) == ((float) (*(WrapperStruct00_var_1_9_Pointer))))) : 1) : 1)) && (((*(WrapperStruct00_var_1_8_Pointer)) <= (*(WrapperStruct00_var_1_8_Pointer))) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_12_Pointer)) || (*(WrapperStruct00_var_1_13_Pointer))))) : 1)) && ((! (*(WrapperStruct00_var_1_11_Pointer))) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (((((((((*(WrapperStruct00_var_1_15_Pointer))) < ((((((*(WrapperStruct00_var_1_16_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_16_Pointer))) : (5))))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((((((*(WrapperStruct00_var_1_16_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_16_Pointer))) : (5))))))) < ((*(WrapperStruct00_var_1_17_Pointer)))) ? ((((((*(WrapperStruct00_var_1_15_Pointer))) < ((((((*(WrapperStruct00_var_1_16_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_16_Pointer))) : (5))))) ? ((*(WrapperStruct00_var_1_15_Pointer))) : ((((((*(WrapperStruct00_var_1_16_Pointer))) > (5)) ? ((*(WrapperStruct00_var_1_16_Pointer))) : (5))))))) : ((*(WrapperStruct00_var_1_17_Pointer))))))) : ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_16_Pointer))))) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_11=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:26}, WrapperStruct00_var_1_11_Pointer={4:30}, WrapperStruct00_var_1_12_Pointer={4:31}, WrapperStruct00_var_1_13_Pointer={4:32}, WrapperStruct00_var_1_14_Pointer={4:33}, WrapperStruct00_var_1_15_Pointer={4:34}, WrapperStruct00_var_1_16_Pointer={4:35}, WrapperStruct00_var_1_17_Pointer={4:36}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_3_Pointer={4:9}, WrapperStruct00_var_1_7_Pointer={4:17}, WrapperStruct00_var_1_8_Pointer={4:18}, WrapperStruct00_var_1_9_Pointer={4:22}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_11=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 1, TraceHistogramMax: 16, 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=41occurred 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: 0.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 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 [2023-12-02 20:07:04,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh --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 1859955a1f551ab91320fd1c62eca1ae757cdeeec5271db54fa374bb4a010fe5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:07:06,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:07:06,254 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 20:07:06,260 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:07:06,260 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:07:06,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:07:06,286 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:07:06,287 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:07:06,287 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:07:06,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:07:06,288 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 20:07:06,289 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 20:07:06,289 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 20:07:06,290 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 20:07:06,290 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 20:07:06,291 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 20:07:06,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:07:06,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:07:06,293 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:07:06,293 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:07:06,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:07:06,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:07:06,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:07:06,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:07:06,295 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 20:07:06,296 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 20:07:06,296 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 20:07:06,297 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:07:06,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:07:06,297 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:07:06,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:07:06,298 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:07:06,299 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:07:06,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:07:06,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:07:06,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:07:06,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:07:06,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:07:06,301 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 20:07:06,301 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 20:07:06,301 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:07:06,301 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:07:06,301 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 20:07:06,302 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:07:06,302 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_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1859955a1f551ab91320fd1c62eca1ae757cdeeec5271db54fa374bb4a010fe5 [2023-12-02 20:07:06,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:07:06,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:07:06,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:07:06,639 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:07:06,640 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:07:06,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i [2023-12-02 20:07:09,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:07:09,655 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:07:09,655 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i [2023-12-02 20:07:09,665 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/data/ede4ebf2c/3dc55012742840ecae7e3e4e7c0634f0/FLAG069a56d89 [2023-12-02 20:07:09,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/data/ede4ebf2c/3dc55012742840ecae7e3e4e7c0634f0 [2023-12-02 20:07:09,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:07:09,685 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:07:09,686 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:07:09,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:07:09,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:07:09,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:07:09" (1/1) ... [2023-12-02 20:07:09,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@321fccb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:09, skipping insertion in model container [2023-12-02 20:07:09,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:07:09" (1/1) ... [2023-12-02 20:07:09,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:07:09,881 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_2c1de199-56c9-43cb-95d5-b1dca149a07b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i[917,930] [2023-12-02 20:07:09,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:07:09,968 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:07:09,981 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_2c1de199-56c9-43cb-95d5-b1dca149a07b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-11.i[917,930] [2023-12-02 20:07:10,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:07:10,048 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:07:10,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10 WrapperNode [2023-12-02 20:07:10,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:07:10,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:07:10,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:07:10,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:07:10,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,088 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,143 INFO L138 Inliner]: procedures = 33, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 528 [2023-12-02 20:07:10,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:07:10,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:07:10,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:07:10,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:07:10,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,199 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:07:10,211 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:07:10,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:07:10,211 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:07:10,212 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (1/1) ... [2023-12-02 20:07:10,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:07:10,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:07:10,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:07:10,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:07:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:07:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-02 20:07:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-02 20:07:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 20:07:10,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 20:07:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-02 20:07:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-02 20:07:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-02 20:07:10,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-02 20:07:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 20:07:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 20:07:10,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:07:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:07:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 20:07:10,406 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:07:10,409 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:07:20,162 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:07:20,214 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:07:20,215 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:07:20,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:07:20 BoogieIcfgContainer [2023-12-02 20:07:20,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:07:20,218 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:07:20,218 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:07:20,221 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:07:20,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:07:09" (1/3) ... [2023-12-02 20:07:20,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dff6cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:07:20, skipping insertion in model container [2023-12-02 20:07:20,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:07:10" (2/3) ... [2023-12-02 20:07:20,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dff6cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:07:20, skipping insertion in model container [2023-12-02 20:07:20,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:07:20" (3/3) ... [2023-12-02 20:07:20,225 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-11.i [2023-12-02 20:07:20,244 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:07:20,245 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 20:07:20,289 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 20:07:20,294 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;@1f1b77f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:07:20,294 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 20:07:20,298 INFO L276 IsEmpty]: Start isEmpty. Operand has 132 states, 113 states have (on average 1.4955752212389382) internal successors, (169), 114 states have internal predecessors, (169), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-02 20:07:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 20:07:20,314 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:07:20,315 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:07:20,315 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:07:20,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:07:20,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1560533556, now seen corresponding path program 1 times [2023-12-02 20:07:20,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:07:20,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1629212866] [2023-12-02 20:07:20,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:07:20,337 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 [2023-12-02 20:07:20,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:07:20,357 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:07:20,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:07:21,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 20:07:21,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:07:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2023-12-02 20:07:21,501 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:07:21,502 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:07:21,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1629212866] [2023-12-02 20:07:21,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1629212866] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:07:21,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:07:21,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:07:21,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110388180] [2023-12-02 20:07:21,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:07:21,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 20:07:21,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:07:21,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 20:07:21,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 20:07:21,537 INFO L87 Difference]: Start difference. First operand has 132 states, 113 states have (on average 1.4955752212389382) internal successors, (169), 114 states have internal predecessors, (169), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 20:07:21,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:07:21,605 INFO L93 Difference]: Finished difference Result 261 states and 416 transitions. [2023-12-02 20:07:21,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:07:21,608 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 128 [2023-12-02 20:07:21,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:07:21,616 INFO L225 Difference]: With dead ends: 261 [2023-12-02 20:07:21,616 INFO L226 Difference]: Without dead ends: 130 [2023-12-02 20:07:21,619 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 20:07:21,623 INFO L413 NwaCegarLoop]: 192 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 20:07:21,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 192 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 20:07:21,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-12-02 20:07:21,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2023-12-02 20:07:21,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 112 states have (on average 1.4642857142857142) internal successors, (164), 112 states have internal predecessors, (164), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-02 20:07:21,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 196 transitions. [2023-12-02 20:07:21,669 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 196 transitions. Word has length 128 [2023-12-02 20:07:21,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:07:21,670 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 196 transitions. [2023-12-02 20:07:21,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 20:07:21,671 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 196 transitions. [2023-12-02 20:07:21,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 20:07:21,675 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:07:21,675 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:07:21,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:21,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:21,876 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:07:21,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:07:21,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1103978340, now seen corresponding path program 1 times [2023-12-02 20:07:21,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:07:21,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1980754071] [2023-12-02 20:07:21,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:07:21,878 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 [2023-12-02 20:07:21,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:07:21,880 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:07:21,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:07:22,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:07:22,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:07:23,040 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-02 20:07:23,040 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:07:23,040 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:07:23,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1980754071] [2023-12-02 20:07:23,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1980754071] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:07:23,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:07:23,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 20:07:23,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339333942] [2023-12-02 20:07:23,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:07:23,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:07:23,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:07:23,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:07:23,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:07:23,044 INFO L87 Difference]: Start difference. First operand 130 states and 196 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:23,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:07:23,243 INFO L93 Difference]: Finished difference Result 292 states and 441 transitions. [2023-12-02 20:07:23,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 20:07:23,244 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 128 [2023-12-02 20:07:23,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:07:23,248 INFO L225 Difference]: With dead ends: 292 [2023-12-02 20:07:23,248 INFO L226 Difference]: Without dead ends: 163 [2023-12-02 20:07:23,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:07:23,251 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 71 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 20:07:23,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 553 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 20:07:23,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-12-02 20:07:23,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 132. [2023-12-02 20:07:23,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 114 states have (on average 1.456140350877193) internal successors, (166), 114 states have internal predecessors, (166), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-02 20:07:23,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 198 transitions. [2023-12-02 20:07:23,271 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 198 transitions. Word has length 128 [2023-12-02 20:07:23,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:07:23,273 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 198 transitions. [2023-12-02 20:07:23,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:23,274 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 198 transitions. [2023-12-02 20:07:23,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 20:07:23,277 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:07:23,278 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:07:23,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 20:07:23,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:23,481 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:07:23,481 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:07:23,481 INFO L85 PathProgramCache]: Analyzing trace with hash -958787016, now seen corresponding path program 1 times [2023-12-02 20:07:23,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:07:23,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1814561464] [2023-12-02 20:07:23,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:07:23,482 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:07:23,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:07:23,483 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:07:23,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 20:07:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:07:24,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:07:24,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:07:24,639 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-02 20:07:24,639 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:07:24,639 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:07:24,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1814561464] [2023-12-02 20:07:24,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1814561464] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:07:24,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:07:24,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:07:24,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356732124] [2023-12-02 20:07:24,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:07:24,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 20:07:24,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:07:24,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 20:07:24,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:07:24,643 INFO L87 Difference]: Start difference. First operand 132 states and 198 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:24,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:07:24,928 INFO L93 Difference]: Finished difference Result 287 states and 431 transitions. [2023-12-02 20:07:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:07:24,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 130 [2023-12-02 20:07:24,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:07:24,932 INFO L225 Difference]: With dead ends: 287 [2023-12-02 20:07:24,932 INFO L226 Difference]: Without dead ends: 156 [2023-12-02 20:07:24,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 20:07:24,935 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 89 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 20:07:24,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 781 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 20:07:24,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-12-02 20:07:24,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 135. [2023-12-02 20:07:24,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 117 states have (on average 1.4444444444444444) internal successors, (169), 117 states have internal predecessors, (169), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-02 20:07:24,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 201 transitions. [2023-12-02 20:07:24,952 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 201 transitions. Word has length 130 [2023-12-02 20:07:24,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:07:24,953 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 201 transitions. [2023-12-02 20:07:24,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 201 transitions. [2023-12-02 20:07:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-02 20:07:24,956 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:07:24,957 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:07:24,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 20:07:25,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:25,165 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:07:25,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:07:25,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1853033282, now seen corresponding path program 1 times [2023-12-02 20:07:25,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:07:25,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2091625473] [2023-12-02 20:07:25,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:07:25,166 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 [2023-12-02 20:07:25,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:07:25,167 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:07:25,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:07:26,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:07:26,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:07:26,268 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-02 20:07:26,268 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:07:26,268 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:07:26,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2091625473] [2023-12-02 20:07:26,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2091625473] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:07:26,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:07:26,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:07:26,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467565729] [2023-12-02 20:07:26,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:07:26,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 20:07:26,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:07:26,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 20:07:26,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:07:26,272 INFO L87 Difference]: Start difference. First operand 135 states and 201 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:26,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:07:26,920 INFO L93 Difference]: Finished difference Result 340 states and 505 transitions. [2023-12-02 20:07:26,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 20:07:26,922 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 131 [2023-12-02 20:07:26,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:07:26,925 INFO L225 Difference]: With dead ends: 340 [2023-12-02 20:07:26,925 INFO L226 Difference]: Without dead ends: 206 [2023-12-02 20:07:26,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 20:07:26,927 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 120 mSDsluCounter, 581 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 816 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-02 20:07:26,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 816 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-02 20:07:26,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2023-12-02 20:07:26,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 136. [2023-12-02 20:07:26,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 118 states have (on average 1.4406779661016949) internal successors, (170), 118 states have internal predecessors, (170), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-02 20:07:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 202 transitions. [2023-12-02 20:07:26,940 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 202 transitions. Word has length 131 [2023-12-02 20:07:26,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:07:26,941 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 202 transitions. [2023-12-02 20:07:26,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:26,942 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 202 transitions. [2023-12-02 20:07:26,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 20:07:26,944 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:07:26,944 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:07:26,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:27,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:27,145 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:07:27,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:07:27,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1256024614, now seen corresponding path program 1 times [2023-12-02 20:07:27,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:07:27,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2013243659] [2023-12-02 20:07:27,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:07:27,147 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 [2023-12-02 20:07:27,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:07:27,148 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:07:27,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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)] Waiting until timeout for monitored process [2023-12-02 20:07:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:07:28,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 20:07:28,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:07:28,281 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-02 20:07:28,281 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:07:28,282 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:07:28,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2013243659] [2023-12-02 20:07:28,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2013243659] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:07:28,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:07:28,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:07:28,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323030148] [2023-12-02 20:07:28,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:07:28,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 20:07:28,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:07:28,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 20:07:28,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:07:28,285 INFO L87 Difference]: Start difference. First operand 136 states and 202 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:28,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:07:28,514 INFO L93 Difference]: Finished difference Result 289 states and 430 transitions. [2023-12-02 20:07:28,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:07:28,515 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 132 [2023-12-02 20:07:28,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:07:28,517 INFO L225 Difference]: With dead ends: 289 [2023-12-02 20:07:28,517 INFO L226 Difference]: Without dead ends: 154 [2023-12-02 20:07:28,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 20:07:28,520 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 97 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 723 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 20:07:28,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 723 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 20:07:28,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-12-02 20:07:28,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 139. [2023-12-02 20:07:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 121 states have (on average 1.4297520661157024) internal successors, (173), 121 states have internal predecessors, (173), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-02 20:07:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 205 transitions. [2023-12-02 20:07:28,532 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 205 transitions. Word has length 132 [2023-12-02 20:07:28,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:07:28,533 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 205 transitions. [2023-12-02 20:07:28,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:28,534 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 205 transitions. [2023-12-02 20:07:28,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 20:07:28,536 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:07:28,536 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:07:28,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 20:07:28,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:28,737 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:07:28,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:07:28,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1590085021, now seen corresponding path program 1 times [2023-12-02 20:07:28,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:07:28,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1816736915] [2023-12-02 20:07:28,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:07:28,738 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 [2023-12-02 20:07:28,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:07:28,739 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:07:28,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:07:29,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:07:29,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:07:29,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2023-12-02 20:07:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-02 20:07:30,924 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:07:30,924 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:07:30,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1816736915] [2023-12-02 20:07:30,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1816736915] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:07:30,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:07:30,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:07:30,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964411555] [2023-12-02 20:07:30,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:07:30,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 20:07:30,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:07:30,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 20:07:30,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 20:07:30,927 INFO L87 Difference]: Start difference. First operand 139 states and 205 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:33,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:07:36,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:07:37,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:07:37,216 INFO L93 Difference]: Finished difference Result 435 states and 645 transitions. [2023-12-02 20:07:37,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:07:37,217 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 132 [2023-12-02 20:07:37,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:07:37,219 INFO L225 Difference]: With dead ends: 435 [2023-12-02 20:07:37,219 INFO L226 Difference]: Without dead ends: 297 [2023-12-02 20:07:37,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 20:07:37,221 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 217 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 46 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2023-12-02 20:07:37,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 428 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 157 Invalid, 2 Unknown, 0 Unchecked, 6.2s Time] [2023-12-02 20:07:37,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2023-12-02 20:07:37,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 237. [2023-12-02 20:07:37,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 202 states have (on average 1.4207920792079207) internal successors, (287), 202 states have internal predecessors, (287), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 20:07:37,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 351 transitions. [2023-12-02 20:07:37,241 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 351 transitions. Word has length 132 [2023-12-02 20:07:37,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:07:37,242 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 351 transitions. [2023-12-02 20:07:37,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:37,243 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 351 transitions. [2023-12-02 20:07:37,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 20:07:37,245 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:07:37,245 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:07:37,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 20:07:37,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:37,446 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:07:37,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:07:37,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1000446233, now seen corresponding path program 1 times [2023-12-02 20:07:37,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:07:37,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1256872659] [2023-12-02 20:07:37,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:07:37,447 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 [2023-12-02 20:07:37,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:07:37,448 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:07:37,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-12-02 20:07:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:07:38,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 20:07:38,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:07:38,500 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-02 20:07:38,501 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:07:38,501 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:07:38,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1256872659] [2023-12-02 20:07:38,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1256872659] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:07:38,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:07:38,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:07:38,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358915318] [2023-12-02 20:07:38,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:07:38,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:07:38,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:07:38,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:07:38,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:07:38,503 INFO L87 Difference]: Start difference. First operand 237 states and 351 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:40,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:07:40,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:07:40,902 INFO L93 Difference]: Finished difference Result 429 states and 631 transitions. [2023-12-02 20:07:40,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:07:40,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 133 [2023-12-02 20:07:40,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:07:40,905 INFO L225 Difference]: With dead ends: 429 [2023-12-02 20:07:40,905 INFO L226 Difference]: Without dead ends: 283 [2023-12-02 20:07:40,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:07:40,906 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 50 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-02 20:07:40,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 425 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-12-02 20:07:40,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2023-12-02 20:07:40,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 239. [2023-12-02 20:07:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 204 states have (on average 1.4166666666666667) internal successors, (289), 204 states have internal predecessors, (289), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 20:07:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 353 transitions. [2023-12-02 20:07:40,923 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 353 transitions. Word has length 133 [2023-12-02 20:07:40,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:07:40,924 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 353 transitions. [2023-12-02 20:07:40,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 353 transitions. [2023-12-02 20:07:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 20:07:40,926 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:07:40,926 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:07:40,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-12-02 20:07:41,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:41,127 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:07:41,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:07:41,127 INFO L85 PathProgramCache]: Analyzing trace with hash 2011563483, now seen corresponding path program 1 times [2023-12-02 20:07:41,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:07:41,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [893227355] [2023-12-02 20:07:41,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:07:41,128 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 [2023-12-02 20:07:41,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:07:41,129 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:07:41,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:07:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:07:42,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:07:42,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:07:42,304 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:07:42,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-12-02 20:07:42,403 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-02 20:07:42,404 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:07:42,404 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:07:42,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [893227355] [2023-12-02 20:07:42,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [893227355] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:07:42,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:07:42,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:07:42,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983668353] [2023-12-02 20:07:42,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:07:42,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:07:42,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:07:42,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:07:42,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:07:42,407 INFO L87 Difference]: Start difference. First operand 239 states and 353 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:07:45,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:07:47,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:07:49,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:07:51,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:07:54,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:07:56,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:07:58,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:00,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:02,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:04,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:06,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:08,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:10,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:12,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:14,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:16,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:08:17,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:08:17,882 INFO L93 Difference]: Finished difference Result 483 states and 714 transitions. [2023-12-02 20:08:17,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 20:08:17,889 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 133 [2023-12-02 20:08:17,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:08:17,891 INFO L225 Difference]: With dead ends: 483 [2023-12-02 20:08:17,891 INFO L226 Difference]: Without dead ends: 251 [2023-12-02 20:08:17,891 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-12-02 20:08:17,892 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 205 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 4 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.3s IncrementalHoareTripleChecker+Time [2023-12-02 20:08:17,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 566 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 200 Invalid, 16 Unknown, 0 Unchecked, 35.3s Time] [2023-12-02 20:08:17,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-12-02 20:08:17,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 239. [2023-12-02 20:08:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 204 states have (on average 1.4068627450980393) internal successors, (287), 204 states have internal predecessors, (287), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 20:08:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 351 transitions. [2023-12-02 20:08:17,906 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 351 transitions. Word has length 133 [2023-12-02 20:08:17,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:08:17,906 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 351 transitions. [2023-12-02 20:08:17,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:08:17,907 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 351 transitions. [2023-12-02 20:08:17,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 20:08:17,908 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:08:17,908 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:08:17,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 20:08:18,108 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:08:18,109 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:08:18,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:08:18,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1192701921, now seen corresponding path program 1 times [2023-12-02 20:08:18,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:08:18,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1432510626] [2023-12-02 20:08:18,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:08:18,110 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 [2023-12-02 20:08:18,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:08:18,111 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:08:18,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Waiting until timeout for monitored process [2023-12-02 20:08:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:08:19,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:08:19,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:08:19,285 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-12-02 20:08:19,286 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:08:19,286 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:08:19,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1432510626] [2023-12-02 20:08:19,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1432510626] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:08:19,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:08:19,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-02 20:08:19,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623924962] [2023-12-02 20:08:19,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:08:19,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:08:19,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:08:19,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:08:19,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:08:19,288 INFO L87 Difference]: Start difference. First operand 239 states and 351 transitions. Second operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 20:08:20,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:08:20,006 INFO L93 Difference]: Finished difference Result 478 states and 701 transitions. [2023-12-02 20:08:20,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 20:08:20,006 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 135 [2023-12-02 20:08:20,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:08:20,008 INFO L225 Difference]: With dead ends: 478 [2023-12-02 20:08:20,009 INFO L226 Difference]: Without dead ends: 243 [2023-12-02 20:08:20,009 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-12-02 20:08:20,010 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 6 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 820 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-02 20:08:20,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 820 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-02 20:08:20,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2023-12-02 20:08:20,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 239. [2023-12-02 20:08:20,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 204 states have (on average 1.3970588235294117) internal successors, (285), 204 states have internal predecessors, (285), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 20:08:20,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 349 transitions. [2023-12-02 20:08:20,027 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 349 transitions. Word has length 135 [2023-12-02 20:08:20,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:08:20,028 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 349 transitions. [2023-12-02 20:08:20,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 20:08:20,028 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 349 transitions. [2023-12-02 20:08:20,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 20:08:20,029 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:08:20,029 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:08:20,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Ended with exit code 0 [2023-12-02 20:08:20,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:08:20,230 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:08:20,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:08:20,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1867862047, now seen corresponding path program 1 times [2023-12-02 20:08:20,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:08:20,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [997005993] [2023-12-02 20:08:20,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:08:20,231 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 [2023-12-02 20:08:20,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:08:20,232 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:08:20,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 (11)] Waiting until timeout for monitored process [2023-12-02 20:08:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:08:21,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 20:08:21,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:08:21,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2023-12-02 20:08:21,495 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-02 20:08:21,496 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:08:21,496 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:08:21,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [997005993] [2023-12-02 20:08:21,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [997005993] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:08:21,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:08:21,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 20:08:21,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165440799] [2023-12-02 20:08:21,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:08:21,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 20:08:21,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:08:21,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 20:08:21,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:08:21,498 INFO L87 Difference]: Start difference. First operand 239 states and 349 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:08:21,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:08:21,602 INFO L93 Difference]: Finished difference Result 425 states and 618 transitions. [2023-12-02 20:08:21,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 20:08:21,603 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 135 [2023-12-02 20:08:21,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:08:21,605 INFO L225 Difference]: With dead ends: 425 [2023-12-02 20:08:21,605 INFO L226 Difference]: Without dead ends: 279 [2023-12-02 20:08:21,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 20:08:21,606 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 52 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 20:08:21,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 419 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 20:08:21,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2023-12-02 20:08:21,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 239. [2023-12-02 20:08:21,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 204 states have (on average 1.3872549019607843) internal successors, (283), 204 states have internal predecessors, (283), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 20:08:21,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 347 transitions. [2023-12-02 20:08:21,624 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 347 transitions. Word has length 135 [2023-12-02 20:08:21,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:08:21,625 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 347 transitions. [2023-12-02 20:08:21,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-02 20:08:21,625 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 347 transitions. [2023-12-02 20:08:21,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 20:08:21,626 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:08:21,626 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:08:21,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 (11)] Ended with exit code 0 [2023-12-02 20:08:21,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 20:08:21,827 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:08:21,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:08:21,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1609696609, now seen corresponding path program 1 times [2023-12-02 20:08:21,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:08:21,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [416569052] [2023-12-02 20:08:21,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:08:21,828 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 [2023-12-02 20:08:21,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:08:21,829 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:08:21,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 (12)] Waiting until timeout for monitored process [2023-12-02 20:08:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:08:23,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 20:08:23,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:08:23,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 29 [2023-12-02 20:08:26,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 32 [2023-12-02 20:08:26,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2023-12-02 20:08:27,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 43 [2023-12-02 20:08:27,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 43 [2023-12-02 20:08:28,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 43 [2023-12-02 20:08:29,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 51 [2023-12-02 20:08:30,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 54 [2023-12-02 20:08:31,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2023-12-02 20:08:32,147 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:08:32,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 73 treesize of output 65 [2023-12-02 20:08:33,062 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:08:33,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 100 treesize of output 48 [2023-12-02 20:08:33,213 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 272 proven. 112 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-12-02 20:08:33,213 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:08:33,551 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:08:33,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [416569052] [2023-12-02 20:08:33,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [416569052] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:08:33,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1372327903] [2023-12-02 20:08:33,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:08:33,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 20:08:33,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 20:08:33,553 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 20:08:33,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-02 20:08:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:08:37,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 20:08:37,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:08:39,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 37 [2023-12-02 20:08:42,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 51 [2023-12-02 20:08:47,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 54 [2023-12-02 20:08:48,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 54 [2023-12-02 20:08:49,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 54 [2023-12-02 20:08:49,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 54 [2023-12-02 20:08:50,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 54 [2023-12-02 20:08:51,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2023-12-02 20:08:53,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 65 [2023-12-02 20:08:54,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 73 [2023-12-02 20:08:55,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 52 [2023-12-02 20:08:55,936 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 196 proven. 112 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-12-02 20:08:55,936 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:08:56,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1372327903] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:08:56,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2009339226] [2023-12-02 20:08:56,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:08:56,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:08:56,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:08:56,132 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:08:56,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-12-02 20:08:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:08:57,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 20:08:57,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:08:57,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 37 [2023-12-02 20:09:10,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 51 [2023-12-02 20:09:26,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 62 [2023-12-02 20:09:34,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 65 [2023-12-02 20:09:34,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 65 [2023-12-02 20:09:35,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 73 [2023-12-02 20:09:37,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 76 [2023-12-02 20:09:38,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 84 [2023-12-02 20:09:39,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 95 [2023-12-02 20:09:41,358 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:09:41,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 97 treesize of output 98 [2023-12-02 20:09:43,677 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 308 proven. 112 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-02 20:09:43,677 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:09:43,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2009339226] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:09:43,852 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 20:09:43,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 10] total 21 [2023-12-02 20:09:43,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347108757] [2023-12-02 20:09:43,852 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 20:09:43,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-12-02 20:09:43,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:09:43,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-12-02 20:09:43,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=431, Unknown=22, NotChecked=0, Total=600 [2023-12-02 20:09:43,855 INFO L87 Difference]: Start difference. First operand 239 states and 347 transitions. Second operand has 22 states, 22 states have (on average 7.7727272727272725) internal successors, (171), 21 states have internal predecessors, (171), 16 states have call successors, (48), 16 states have call predecessors, (48), 16 states have return successors, (48), 16 states have call predecessors, (48), 16 states have call successors, (48) [2023-12-02 20:09:52,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:09:54,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:09:56,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:09:58,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:10:00,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:10:02,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:10:04,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:10:06,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 20:10:14,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:10:14,634 INFO L93 Difference]: Finished difference Result 417 states and 607 transitions. [2023-12-02 20:10:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 20:10:14,641 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 7.7727272727272725) internal successors, (171), 21 states have internal predecessors, (171), 16 states have call successors, (48), 16 states have call predecessors, (48), 16 states have return successors, (48), 16 states have call predecessors, (48), 16 states have call successors, (48) Word has length 135 [2023-12-02 20:10:14,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:10:14,644 INFO L225 Difference]: With dead ends: 417 [2023-12-02 20:10:14,644 INFO L226 Difference]: Without dead ends: 243 [2023-12-02 20:10:14,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 515 GetRequests, 487 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 50.0s TimeCoverageRelationStatistics Valid=195, Invalid=485, Unknown=22, NotChecked=0, Total=702 [2023-12-02 20:10:14,646 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 325 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 1134 mSolverCounterSat, 243 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 1551 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1134 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2023-12-02 20:10:14,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [325 Valid, 1551 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1134 Invalid, 8 Unknown, 0 Unchecked, 30.0s Time] [2023-12-02 20:10:14,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2023-12-02 20:10:14,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 241. [2023-12-02 20:10:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 206 states have (on average 1.383495145631068) internal successors, (285), 206 states have internal predecessors, (285), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 20:10:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 349 transitions. [2023-12-02 20:10:14,679 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 349 transitions. Word has length 135 [2023-12-02 20:10:14,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:10:14,679 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 349 transitions. [2023-12-02 20:10:14,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 7.7727272727272725) internal successors, (171), 21 states have internal predecessors, (171), 16 states have call successors, (48), 16 states have call predecessors, (48), 16 states have return successors, (48), 16 states have call predecessors, (48), 16 states have call successors, (48) [2023-12-02 20:10:14,680 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 349 transitions. [2023-12-02 20:10:14,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 20:10:14,681 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:10:14,681 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 20:10:14,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 (12)] Ended with exit code 0 [2023-12-02 20:10:14,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-02 20:10:15,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-12-02 20:10:15,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:10:15,282 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:10:15,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:10:15,282 INFO L85 PathProgramCache]: Analyzing trace with hash 2125279414, now seen corresponding path program 1 times [2023-12-02 20:10:15,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:10:15,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2071155218] [2023-12-02 20:10:15,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:10:15,283 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 [2023-12-02 20:10:15,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:10:15,284 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 20:10:15,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/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 (15)] Waiting until timeout for monitored process [2023-12-02 20:10:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:10:16,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-02 20:10:16,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:10:16,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 20:10:19,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 53 [2023-12-02 20:10:21,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 107 [2023-12-02 20:10:22,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 107 [2023-12-02 20:10:23,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 107 [2023-12-02 20:10:24,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 115 [2023-12-02 20:10:26,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 118 [2023-12-02 20:10:28,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 118 [2023-12-02 20:10:29,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 118 [2023-12-02 20:10:31,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 118 [2023-12-02 20:10:33,141 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:10:33,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 261 treesize of output 113 [2023-12-02 20:10:33,446 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 160 proven. 164 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-02 20:10:33,446 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:10:36,777 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:10:36,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2071155218] [2023-12-02 20:10:36,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2071155218] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:10:36,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [847488691] [2023-12-02 20:10:36,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:10:36,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 20:10:36,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 20:10:36,779 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 20:10:36,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-02 20:10:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:10:40,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 20:10:40,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:10:41,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2023-12-02 20:10:43,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 48 [2023-12-02 20:10:47,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 94 [2023-12-02 20:10:49,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 94 [2023-12-02 20:10:50,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 94 [2023-12-02 20:10:51,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 102 [2023-12-02 20:10:54,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 65 [2023-12-02 20:10:55,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 73 [2023-12-02 20:10:58,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 84 [2023-12-02 20:11:00,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 87 [2023-12-02 20:11:02,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 68 [2023-12-02 20:11:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 164 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-12-02 20:11:03,232 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:11:06,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [847488691] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:11:06,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952481239] [2023-12-02 20:11:06,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:11:06,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:11:06,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:11:06,030 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:11:06,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c1de199-56c9-43cb-95d5-b1dca149a07b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-12-02 20:11:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:11:06,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 20:11:06,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:11:07,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-12-02 20:11:09,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2023-12-02 20:11:09,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2023-12-02 20:11:09,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2023-12-02 20:11:10,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2023-12-02 20:11:10,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 32 [2023-12-02 20:11:11,616 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:11:11,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 43 [2023-12-02 20:11:29,324 WARN L293 SmtUtils]: Spent 16.40s on a formula simplification. DAG size of input: 42 DAG size of output: 33 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-12-02 20:11:29,324 INFO L349 Elim1Store]: treesize reduction 52, result has 57.4 percent of original size [2023-12-02 20:11:29,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 99 treesize of output 117 [2023-12-02 20:11:44,926 WARN L293 SmtUtils]: Spent 7.51s on a formula simplification that was a NOOP. DAG size: 314 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-12-02 20:11:44,927 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:11:44,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 491 treesize of output 1189