./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.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_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bfc3a2327f8b20a29fd925460a8337c18b9a784fffca7c1ea577a58172303bb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:36:56,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:36:56,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 00:36:56,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:36:56,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:36:56,267 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:36:56,267 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:36:56,268 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:36:56,269 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:36:56,269 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:36:56,270 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:36:56,270 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:36:56,271 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:36:56,271 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:36:56,272 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:36:56,272 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:36:56,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:36:56,273 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:36:56,274 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:36:56,274 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:36:56,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:36:56,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:36:56,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:36:56,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:36:56,277 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:36:56,277 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:36:56,277 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:36:56,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:36:56,278 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:36:56,279 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:36:56,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:36:56,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:36:56,280 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:36:56,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:36:56,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:36:56,280 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:36:56,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:36:56,281 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:36:56,281 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:36:56,281 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:36:56,281 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:36:56,282 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:36:56,282 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bfc3a2327f8b20a29fd925460a8337c18b9a784fffca7c1ea577a58172303bb [2023-11-29 00:36:56,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:36:56,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:36:56,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:36:56,538 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:36:56,538 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:36:56,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i [2023-11-29 00:36:59,239 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:36:59,405 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:36:59,405 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i [2023-11-29 00:36:59,415 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/data/72eee55a8/ec9119715d064cc5b0b4ec28a7ce4c35/FLAG84759a461 [2023-11-29 00:36:59,428 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/data/72eee55a8/ec9119715d064cc5b0b4ec28a7ce4c35 [2023-11-29 00:36:59,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:36:59,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:36:59,432 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:36:59,432 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:36:59,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:36:59,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c41be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59, skipping insertion in model container [2023-11-29 00:36:59,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,467 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:36:59,596 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_547b0b9f-f347-4498-afdc-be9d547a9ce2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i[917,930] [2023-11-29 00:36:59,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:36:59,660 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:36:59,672 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_547b0b9f-f347-4498-afdc-be9d547a9ce2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-67.i[917,930] [2023-11-29 00:36:59,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:36:59,724 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:36:59,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59 WrapperNode [2023-11-29 00:36:59,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:36:59,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:36:59,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:36:59,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:36:59,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,789 INFO L138 Inliner]: procedures = 29, calls = 130, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 359 [2023-11-29 00:36:59,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:36:59,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:36:59,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:36:59,791 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:36:59,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,808 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,829 INFO L175 MemorySlicer]: Split 106 memory accesses to 2 slices as follows [2, 104]. 98 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 12]. The 16 writes are split as follows [0, 16]. [2023-11-29 00:36:59,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,845 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,852 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:36:59,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:36:59,861 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:36:59,861 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:36:59,862 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (1/1) ... [2023-11-29 00:36:59,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:36:59,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:36:59,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:36:59,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:36:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:36:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-29 00:36:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-29 00:36:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 00:36:59,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 00:36:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-29 00:36:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-29 00:36:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 00:36:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 00:36:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-29 00:36:59,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-29 00:36:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:36:59,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:36:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:36:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 00:36:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:36:59,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:37:00,043 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:37:00,045 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:37:00,402 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:37:00,440 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:37:00,440 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:37:00,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:37:00 BoogieIcfgContainer [2023-11-29 00:37:00,440 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:37:00,443 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:37:00,443 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:37:00,446 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:37:00,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:36:59" (1/3) ... [2023-11-29 00:37:00,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a4d808b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:37:00, skipping insertion in model container [2023-11-29 00:37:00,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:36:59" (2/3) ... [2023-11-29 00:37:00,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a4d808b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:37:00, skipping insertion in model container [2023-11-29 00:37:00,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:37:00" (3/3) ... [2023-11-29 00:37:00,448 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-67.i [2023-11-29 00:37:00,462 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:37:00,462 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:37:00,516 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:37:00,522 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=PETRI_NET, 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;@44b37d33, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:37:00,522 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:37:00,526 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 70 states have internal predecessors, (100), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 00:37:00,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-29 00:37:00,537 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:37:00,538 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:37:00,538 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:37:00,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:37:00,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1958427456, now seen corresponding path program 1 times [2023-11-29 00:37:00,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:37:00,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622375319] [2023-11-29 00:37:00,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:37:00,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:37:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:37:00,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:37:00,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622375319] [2023-11-29 00:37:00,774 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 00:37:00,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502649275] [2023-11-29 00:37:00,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:37:00,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:37:00,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:37:00,776 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:37:00,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:37:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:37:01,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:37:01,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:37:01,050 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2023-11-29 00:37:01,050 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:37:01,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502649275] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:37:01,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:37:01,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:37:01,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058541275] [2023-11-29 00:37:01,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:37:01,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:37:01,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:37:01,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:37:01,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:37:01,086 INFO L87 Difference]: Start difference. First operand has 84 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 70 states have internal predecessors, (100), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-29 00:37:01,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:37:01,123 INFO L93 Difference]: Finished difference Result 165 states and 258 transitions. [2023-11-29 00:37:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:37:01,126 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 99 [2023-11-29 00:37:01,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:37:01,132 INFO L225 Difference]: With dead ends: 165 [2023-11-29 00:37:01,132 INFO L226 Difference]: Without dead ends: 82 [2023-11-29 00:37:01,136 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:37:01,139 INFO L413 NwaCegarLoop]: 115 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, 115 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 [2023-11-29 00:37:01,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:37:01,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-29 00:37:01,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-29 00:37:01,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 68 states have (on average 1.3970588235294117) internal successors, (95), 68 states have internal predecessors, (95), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 00:37:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 119 transitions. [2023-11-29 00:37:01,184 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 119 transitions. Word has length 99 [2023-11-29 00:37:01,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:37:01,184 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 119 transitions. [2023-11-29 00:37:01,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-29 00:37:01,185 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 119 transitions. [2023-11-29 00:37:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-29 00:37:01,190 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:37:01,190 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:37:01,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:37:01,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 00:37:01,395 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:37:01,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:37:01,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1530663316, now seen corresponding path program 1 times [2023-11-29 00:37:01,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:37:01,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845828484] [2023-11-29 00:37:01,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:37:01,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:37:01,470 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:37:01,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1783909678] [2023-11-29 00:37:01,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:37:01,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:37:01,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:37:01,472 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:37:01,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:37:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:37:01,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:37:01,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:37:01,731 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-29 00:37:01,731 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:37:01,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:37:01,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845828484] [2023-11-29 00:37:01,731 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:37:01,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1783909678] [2023-11-29 00:37:01,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1783909678] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:37:01,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:37:01,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 00:37:01,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892455092] [2023-11-29 00:37:01,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:37:01,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:37:01,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:37:01,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:37:01,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:37:01,735 INFO L87 Difference]: Start difference. First operand 82 states and 119 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-29 00:37:01,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:37:01,787 INFO L93 Difference]: Finished difference Result 175 states and 254 transitions. [2023-11-29 00:37:01,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 00:37:01,788 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 99 [2023-11-29 00:37:01,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:37:01,790 INFO L225 Difference]: With dead ends: 175 [2023-11-29 00:37:01,790 INFO L226 Difference]: Without dead ends: 94 [2023-11-29 00:37:01,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:37:01,793 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 21 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:37:01,793 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 336 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:37:01,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-29 00:37:01,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 84. [2023-11-29 00:37:01,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 70 states have (on average 1.3857142857142857) internal successors, (97), 70 states have internal predecessors, (97), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 00:37:01,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 121 transitions. [2023-11-29 00:37:01,805 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 121 transitions. Word has length 99 [2023-11-29 00:37:01,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:37:01,807 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 121 transitions. [2023-11-29 00:37:01,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-29 00:37:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2023-11-29 00:37:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-29 00:37:01,810 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:37:01,810 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:37:01,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-29 00:37:02,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:37:02,011 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:37:02,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:37:02,012 INFO L85 PathProgramCache]: Analyzing trace with hash 721316690, now seen corresponding path program 1 times [2023-11-29 00:37:02,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:37:02,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638678033] [2023-11-29 00:37:02,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:37:02,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:37:02,070 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:37:02,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [815548169] [2023-11-29 00:37:02,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:37:02,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:37:02,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:37:02,072 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:37:02,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 00:37:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:37:02,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:37:02,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:37:02,288 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-29 00:37:02,289 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:37:02,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:37:02,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638678033] [2023-11-29 00:37:02,289 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:37:02,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [815548169] [2023-11-29 00:37:02,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [815548169] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:37:02,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:37:02,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 00:37:02,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737271082] [2023-11-29 00:37:02,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:37:02,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:37:02,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:37:02,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:37:02,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:37:02,292 INFO L87 Difference]: Start difference. First operand 84 states and 121 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-29 00:37:02,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:37:02,332 INFO L93 Difference]: Finished difference Result 175 states and 252 transitions. [2023-11-29 00:37:02,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 00:37:02,332 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 99 [2023-11-29 00:37:02,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:37:02,334 INFO L225 Difference]: With dead ends: 175 [2023-11-29 00:37:02,334 INFO L226 Difference]: Without dead ends: 92 [2023-11-29 00:37:02,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:37:02,337 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 12 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:37:02,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 334 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:37:02,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-29 00:37:02,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 86. [2023-11-29 00:37:02,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 72 states have (on average 1.375) internal successors, (99), 72 states have internal predecessors, (99), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 00:37:02,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 123 transitions. [2023-11-29 00:37:02,348 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 123 transitions. Word has length 99 [2023-11-29 00:37:02,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:37:02,348 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 123 transitions. [2023-11-29 00:37:02,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-29 00:37:02,349 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 123 transitions. [2023-11-29 00:37:02,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-29 00:37:02,351 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:37:02,351 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:37:02,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 00:37:02,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:37:02,555 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:37:02,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:37:02,556 INFO L85 PathProgramCache]: Analyzing trace with hash 778574992, now seen corresponding path program 1 times [2023-11-29 00:37:02,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:37:02,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618222263] [2023-11-29 00:37:02,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:37:02,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:37:02,599 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:37:02,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [81715212] [2023-11-29 00:37:02,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:37:02,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:37:02,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:37:02,601 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:37:02,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_547b0b9f-f347-4498-afdc-be9d547a9ce2/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 00:37:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:37:02,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-29 00:37:02,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:37:07,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:07,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:07,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:07,347 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 89 treesize of output 56 [2023-11-29 00:37:07,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:07,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:07,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:07,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:07,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:07,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:07,744 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 89 treesize of output 55 [2023-11-29 00:37:07,928 INFO L349 Elim1Store]: treesize reduction 39, result has 31.6 percent of original size [2023-11-29 00:37:07,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 118 treesize of output 123 [2023-11-29 00:37:08,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 50 treesize of output 34 [2023-11-29 00:37:08,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,186 INFO L349 Elim1Store]: treesize reduction 98, result has 8.4 percent of original size [2023-11-29 00:37:08,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 119 [2023-11-29 00:37:08,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 55 treesize of output 40 [2023-11-29 00:37:08,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 43 [2023-11-29 00:37:08,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,512 INFO L349 Elim1Store]: treesize reduction 56, result has 20.0 percent of original size [2023-11-29 00:37:08,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 58 treesize of output 84 [2023-11-29 00:37:08,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,611 INFO L349 Elim1Store]: treesize reduction 98, result has 8.4 percent of original size [2023-11-29 00:37:08,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 73 treesize of output 121 [2023-11-29 00:37:08,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 42 [2023-11-29 00:37:08,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:08,860 INFO L349 Elim1Store]: treesize reduction 56, result has 20.0 percent of original size [2023-11-29 00:37:08,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 4 case distinctions, treesize of input 60 treesize of output 86 [2023-11-29 00:37:09,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 22 treesize of output 11 [2023-11-29 00:37:09,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:09,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:09,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:09,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:09,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:09,638 INFO L349 Elim1Store]: treesize reduction 236, result has 12.9 percent of original size [2023-11-29 00:37:09,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 5 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 19 case distinctions, treesize of input 135 treesize of output 306 [2023-11-29 00:37:10,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:10,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:10,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:10,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 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 51 treesize of output 103 [2023-11-29 00:37:10,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:10,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:10,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,020 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-29 00:37:11,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 75 [2023-11-29 00:37:11,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,094 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-29 00:37:11,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 75 [2023-11-29 00:37:11,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,180 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2023-11-29 00:37:11,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 75 [2023-11-29 00:37:11,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 77 [2023-11-29 00:37:11,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 79 [2023-11-29 00:37:11,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 79 [2023-11-29 00:37:11,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:11,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 79 [2023-11-29 00:37:12,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:12,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:12,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:12,354 INFO L349 Elim1Store]: treesize reduction 32, result has 30.4 percent of original size [2023-11-29 00:37:12,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 78 treesize of output 77 [2023-11-29 00:37:12,555 INFO L349 Elim1Store]: treesize reduction 24, result has 36.8 percent of original size [2023-11-29 00:37:12,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 27 [2023-11-29 00:37:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:12,742 INFO L349 Elim1Store]: treesize reduction 28, result has 36.4 percent of original size [2023-11-29 00:37:12,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 96 treesize of output 94 [2023-11-29 00:37:12,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2023-11-29 00:37:12,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:12,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 72 [2023-11-29 00:37:12,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:12,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:12,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:12,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 59 [2023-11-29 00:37:13,177 INFO L349 Elim1Store]: treesize reduction 56, result has 1.8 percent of original size [2023-11-29 00:37:13,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 123 treesize of output 111 [2023-11-29 00:37:13,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 10 treesize of output 8 [2023-11-29 00:37:13,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,269 INFO L349 Elim1Store]: treesize reduction 194, result has 0.5 percent of original size [2023-11-29 00:37:13,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 283 treesize of output 363 [2023-11-29 00:37:13,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,411 INFO L349 Elim1Store]: treesize reduction 194, result has 0.5 percent of original size [2023-11-29 00:37:13,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 275 treesize of output 363 [2023-11-29 00:37:13,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:13,582 INFO L349 Elim1Store]: treesize reduction 292, result has 0.3 percent of original size [2023-11-29 00:37:13,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 212 treesize of output 381 [2023-11-29 00:37:14,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,088 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-29 00:37:14,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 97 treesize of output 77 [2023-11-29 00:37:14,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 00:37:14,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 251 treesize of output 111 [2023-11-29 00:37:14,392 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-29 00:37:14,392 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:37:18,780 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 (select |c_#memory_int#1| c_~WrapperStruct00_var_1_11_Pointer~0.base))) (and (forall ((v_ArrVal_389 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse0 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389)))) (or (not (= v_ArrVal_391 (store (select .cse0 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset)))) (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse3 (let ((.cse4 (let ((.cse5 (store .cse0 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse5 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse5 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse5 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse4 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse4 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse4 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse4 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse2 (mod (+ (select (select .cse3 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse3 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536)) (.cse1 (select (select .cse3 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset))) (or (= .cse1 .cse2) (= .cse2 (+ 65536 .cse1))))))))) (forall ((v_ArrVal_389 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse11 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389)))) (or (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse7 (let ((.cse9 (let ((.cse10 (store .cse11 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse10 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse10 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse10 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse9 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse9 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse9 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse9 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse8 (mod (+ (select (select .cse7 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse7 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (= (select (select .cse7 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse8) (< 32767 .cse8))))) (not (= v_ArrVal_391 (store (select .cse11 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset))))))) (forall ((v_ArrVal_389 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse16 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389)))) (or (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse13 (let ((.cse14 (let ((.cse15 (store .cse16 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse15 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse15 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse15 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse14 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse14 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse14 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse14 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse12 (mod (+ (select (select .cse13 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse13 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (< .cse12 32768) (not (= (select (select .cse13 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse12)))))) (not (= v_ArrVal_391 (store (select .cse16 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset))))))))) is different from false [2023-11-29 00:37:22,898 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 (select |c_#memory_int#1| c_~WrapperStruct00_var_1_6_Pointer~0.base))) (and (forall ((v_ArrVal_389 Int) (v_ArrVal_387 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse5 (let ((.cse6 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_6_Pointer~0.base (store .cse7 c_~WrapperStruct00_var_1_6_Pointer~0.offset v_ArrVal_387)))) (store .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select .cse6 c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389))))) (or (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse2 (let ((.cse3 (let ((.cse4 (store .cse5 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse4 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse4 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse4 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse3 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse3 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse3 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse3 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse1 (select (select .cse2 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset)) (.cse0 (mod (+ (select (select .cse2 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse2 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (= .cse0 .cse1) (= (+ 65536 .cse1) .cse0))))) (not (= v_ArrVal_391 (store (select .cse5 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset))))))) (forall ((v_ArrVal_389 Int) (v_ArrVal_387 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse8 (let ((.cse13 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_6_Pointer~0.base (store .cse7 c_~WrapperStruct00_var_1_6_Pointer~0.offset v_ArrVal_387)))) (store .cse13 c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select .cse13 c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389))))) (or (not (= v_ArrVal_391 (store (select .cse8 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset)))) (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse10 (let ((.cse11 (let ((.cse12 (store .cse8 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse12 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse12 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse12 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse11 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse11 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse11 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse11 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse9 (mod (+ (select (select .cse10 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse10 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (< 32767 .cse9) (= .cse9 (select (select .cse10 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset))))))))) (forall ((v_ArrVal_389 Int) (v_ArrVal_387 Int) (v_ArrVal_391 (Array Int Int))) (let ((.cse18 (let ((.cse19 (store |c_#memory_int#1| c_~WrapperStruct00_var_1_6_Pointer~0.base (store .cse7 c_~WrapperStruct00_var_1_6_Pointer~0.offset v_ArrVal_387)))) (store .cse19 c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select .cse19 c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset v_ArrVal_389))))) (or (forall ((~WrapperStruct00_var_1_7_Pointer~0.offset Int) (~WrapperStruct00_var_1_7_Pointer~0.base Int)) (let ((.cse15 (let ((.cse16 (let ((.cse17 (store .cse18 c_~WrapperStruct00_var_1_13_Pointer~0.base v_ArrVal_391))) (store .cse17 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse17 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset (select (select .cse17 ~WrapperStruct00_var_1_7_Pointer~0.base) ~WrapperStruct00_var_1_7_Pointer~0.offset)))))) (store .cse16 c_~WrapperStruct00_var_1_8_Pointer~0.base (store (select .cse16 c_~WrapperStruct00_var_1_8_Pointer~0.base) c_~WrapperStruct00_var_1_8_Pointer~0.offset (+ (mod (select (select .cse16 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset) 65536) (select (select .cse16 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset))))))) (let ((.cse14 (mod (+ (select (select .cse15 c_~WrapperStruct00_var_1_4_Pointer~0.base) c_~WrapperStruct00_var_1_4_Pointer~0.offset) (select (select .cse15 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (not (= .cse14 (select (select .cse15 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset))) (< .cse14 32768))))) (not (= v_ArrVal_391 (store (select .cse18 c_~WrapperStruct00_var_1_13_Pointer~0.base) c_~WrapperStruct00_var_1_13_Pointer~0.offset (select v_ArrVal_391 c_~WrapperStruct00_var_1_13_Pointer~0.offset))))))))) is different from false [2023-11-29 00:37:28,575 WARN L293 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 226 DAG size of output: 145 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-11-29 00:37:28,575 INFO L349 Elim1Store]: treesize reduction 594, result has 39.4 percent of original size [2023-11-29 00:37:28,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 16 case distinctions, treesize of input 12798 treesize of output 2289