./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5f08f0f0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5f08f0f [2021-11-05 14:46:47,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-05 14:46:47,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-05 14:46:47,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-05 14:46:47,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-05 14:46:47,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-05 14:46:47,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-05 14:46:47,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-05 14:46:47,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-05 14:46:47,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-05 14:46:47,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-05 14:46:47,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-05 14:46:47,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-05 14:46:47,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-05 14:46:47,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-05 14:46:47,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-05 14:46:47,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-05 14:46:47,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-05 14:46:47,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-05 14:46:47,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-05 14:46:47,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-05 14:46:47,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-05 14:46:47,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-05 14:46:47,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-05 14:46:47,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-05 14:46:47,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-05 14:46:47,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-05 14:46:47,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-05 14:46:47,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-05 14:46:47,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-05 14:46:47,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-05 14:46:47,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-05 14:46:47,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-05 14:46:47,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-05 14:46:47,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-05 14:46:47,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-05 14:46:47,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-05 14:46:47,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-05 14:46:47,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-05 14:46:47,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-05 14:46:47,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-05 14:46:47,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-05 14:46:47,172 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-05 14:46:47,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-05 14:46:47,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-05 14:46:47,174 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-05 14:46:47,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-05 14:46:47,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-05 14:46:47,176 INFO L138 SettingsManager]: * Use SBE=true [2021-11-05 14:46:47,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-05 14:46:47,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-05 14:46:47,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-05 14:46:47,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-05 14:46:47,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-05 14:46:47,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-05 14:46:47,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-05 14:46:47,179 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-05 14:46:47,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-05 14:46:47,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-05 14:46:47,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-05 14:46:47,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-05 14:46:47,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 14:46:47,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-05 14:46:47,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-05 14:46:47,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-05 14:46:47,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-05 14:46:47,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-05 14:46:47,182 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-05 14:46:47,182 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-05 14:46:47,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-05 14:46:47,182 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-05 14:46:47,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 [2021-11-05 14:46:47,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-05 14:46:47,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-05 14:46:47,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-05 14:46:47,503 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-05 14:46:47,507 INFO L275 PluginConnector]: CDTParser initialized [2021-11-05 14:46:47,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-05 14:46:47,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb30c4ed3/8a7630e4c08c4112b986badd141df236/FLAGbca14a2e4 [2021-11-05 14:46:48,559 INFO L306 CDTParser]: Found 1 translation units. [2021-11-05 14:46:48,560 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-05 14:46:48,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb30c4ed3/8a7630e4c08c4112b986badd141df236/FLAGbca14a2e4 [2021-11-05 14:46:49,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb30c4ed3/8a7630e4c08c4112b986badd141df236 [2021-11-05 14:46:49,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-05 14:46:49,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-05 14:46:49,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-05 14:46:49,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-05 14:46:49,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-05 14:46:49,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:46:49" (1/1) ... [2021-11-05 14:46:49,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66189721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:49, skipping insertion in model container [2021-11-05 14:46:49,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 02:46:49" (1/1) ... [2021-11-05 14:46:49,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-05 14:46:49,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-05 14:46:56,888 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-05 14:46:57,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 14:46:57,292 INFO L203 MainTranslator]: Completed pre-run [2021-11-05 14:46:58,192 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-05 14:46:58,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 14:46:58,983 INFO L208 MainTranslator]: Completed translation [2021-11-05 14:46:58,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58 WrapperNode [2021-11-05 14:46:58,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-05 14:46:58,985 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-05 14:46:58,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-05 14:46:58,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-05 14:46:58,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:46:59,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:47:00,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-05 14:47:00,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-05 14:47:00,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-05 14:47:00,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-05 14:47:00,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:47:00,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:47:00,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:47:00,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:47:01,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:47:01,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:47:02,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:47:02,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-05 14:47:02,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-05 14:47:02,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-05 14:47:02,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-05 14:47:02,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (1/1) ... [2021-11-05 14:47:02,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 14:47:02,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-05 14:47:02,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-05 14:47:02,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-05 14:47:02,322 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2021-11-05 14:47:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2021-11-05 14:47:02,323 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2021-11-05 14:47:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2021-11-05 14:47:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2021-11-05 14:47:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2021-11-05 14:47:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2021-11-05 14:47:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2021-11-05 14:47:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2021-11-05 14:47:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2021-11-05 14:47:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2021-11-05 14:47:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2021-11-05 14:47:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2021-11-05 14:47:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2021-11-05 14:47:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-05 14:47:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-05 14:47:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-05 14:47:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-05 14:47:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2021-11-05 14:47:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2021-11-05 14:47:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2021-11-05 14:47:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2021-11-05 14:47:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-05 14:47:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-05 14:47:02,327 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2021-11-05 14:47:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2021-11-05 14:47:02,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-05 14:47:02,327 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2021-11-05 14:47:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2021-11-05 14:47:02,327 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2021-11-05 14:47:02,328 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2021-11-05 14:47:02,328 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2021-11-05 14:47:02,328 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2021-11-05 14:47:02,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-05 14:47:02,328 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-05 14:47:02,328 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2021-11-05 14:47:02,328 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2021-11-05 14:47:02,329 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2021-11-05 14:47:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2021-11-05 14:47:02,329 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2021-11-05 14:47:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2021-11-05 14:47:02,329 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2021-11-05 14:47:02,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2021-11-05 14:47:02,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-05 14:47:02,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-05 14:47:02,330 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2021-11-05 14:47:02,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2021-11-05 14:47:02,330 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2021-11-05 14:47:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2021-11-05 14:47:02,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-05 14:47:02,331 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2021-11-05 14:47:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2021-11-05 14:47:02,331 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2021-11-05 14:47:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2021-11-05 14:47:02,332 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2021-11-05 14:47:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2021-11-05 14:47:02,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-05 14:47:02,332 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2021-11-05 14:47:02,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-05 14:47:02,333 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2021-11-05 14:47:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2021-11-05 14:47:02,333 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2021-11-05 14:47:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2021-11-05 14:47:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2021-11-05 14:47:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2021-11-05 14:47:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2021-11-05 14:47:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2021-11-05 14:47:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2021-11-05 14:47:02,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-05 14:47:02,335 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2021-11-05 14:47:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2021-11-05 14:47:02,335 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2021-11-05 14:47:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2021-11-05 14:47:02,336 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2021-11-05 14:47:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2021-11-05 14:47:02,336 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2021-11-05 14:47:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2021-11-05 14:47:02,336 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2021-11-05 14:47:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2021-11-05 14:47:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2021-11-05 14:47:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2021-11-05 14:47:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2021-11-05 14:47:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2021-11-05 14:47:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2021-11-05 14:47:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2021-11-05 14:47:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2021-11-05 14:47:02,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2021-11-05 14:47:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2021-11-05 14:47:02,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2021-11-05 14:47:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2021-11-05 14:47:02,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2021-11-05 14:47:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-05 14:47:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2021-11-05 14:47:02,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2021-11-05 14:47:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-05 14:47:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-05 14:47:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2021-11-05 14:47:02,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2021-11-05 14:47:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2021-11-05 14:47:02,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2021-11-05 14:47:02,341 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2021-11-05 14:47:02,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2021-11-05 14:47:02,341 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2021-11-05 14:47:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2021-11-05 14:47:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2021-11-05 14:47:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2021-11-05 14:47:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2021-11-05 14:47:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2021-11-05 14:47:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-05 14:47:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-05 14:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-05 14:47:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-05 14:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2021-11-05 14:47:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2021-11-05 14:47:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2021-11-05 14:47:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2021-11-05 14:47:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2021-11-05 14:47:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2021-11-05 14:47:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2021-11-05 14:47:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2021-11-05 14:47:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2021-11-05 14:47:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2021-11-05 14:47:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2021-11-05 14:47:02,347 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-05 14:47:02,347 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-05 14:47:02,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-05 14:47:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2021-11-05 14:47:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2021-11-05 14:47:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2021-11-05 14:47:02,349 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2021-11-05 14:47:02,349 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2021-11-05 14:47:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2021-11-05 14:47:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2021-11-05 14:47:02,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2021-11-05 14:47:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2021-11-05 14:47:02,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2021-11-05 14:47:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2021-11-05 14:47:02,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2021-11-05 14:47:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-05 14:47:02,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-05 14:47:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2021-11-05 14:47:02,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2021-11-05 14:47:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2021-11-05 14:47:02,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2021-11-05 14:47:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-05 14:47:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2021-11-05 14:47:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2021-11-05 14:47:02,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2021-11-05 14:47:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2021-11-05 14:47:02,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2021-11-05 14:47:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2021-11-05 14:47:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2021-11-05 14:47:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2021-11-05 14:47:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2021-11-05 14:47:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2021-11-05 14:47:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2021-11-05 14:47:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2021-11-05 14:47:02,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2021-11-05 14:47:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2021-11-05 14:47:02,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2021-11-05 14:47:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2021-11-05 14:47:02,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2021-11-05 14:47:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2021-11-05 14:47:02,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2021-11-05 14:47:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2021-11-05 14:47:02,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2021-11-05 14:47:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2021-11-05 14:47:02,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2021-11-05 14:47:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2021-11-05 14:47:02,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2021-11-05 14:47:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-05 14:50:18,715 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-05 14:50:18,715 INFO L299 CfgBuilder]: Removed 11254 assume(true) statements. [2021-11-05 14:50:18,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:50:18 BoogieIcfgContainer [2021-11-05 14:50:18,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-05 14:50:18,725 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-05 14:50:18,725 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-05 14:50:18,727 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-05 14:50:18,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 02:46:49" (1/3) ... [2021-11-05 14:50:18,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dfe3643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:50:18, skipping insertion in model container [2021-11-05 14:50:18,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 02:46:58" (2/3) ... [2021-11-05 14:50:18,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dfe3643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 02:50:18, skipping insertion in model container [2021-11-05 14:50:18,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 02:50:18" (3/3) ... [2021-11-05 14:50:18,730 INFO L111 eAbstractionObserver]: Analyzing ICFG main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-05 14:50:18,734 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-05 14:50:18,734 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 281 error locations. [2021-11-05 14:50:18,795 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-05 14:50:18,801 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-05 14:50:18,801 INFO L340 AbstractCegarLoop]: Starting to check reachability of 281 error locations. [2021-11-05 14:50:18,920 INFO L276 IsEmpty]: Start isEmpty. Operand has 9900 states, 9395 states have (on average 1.335178286322512) internal successors, (12544), 9715 states have internal predecessors, (12544), 148 states have call successors, (148), 75 states have call predecessors, (148), 75 states have return successors, (148), 127 states have call predecessors, (148), 148 states have call successors, (148) [2021-11-05 14:50:18,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-05 14:50:18,923 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:50:18,924 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:50:18,924 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:50:18,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:50:18,932 INFO L85 PathProgramCache]: Analyzing trace with hash 811386222, now seen corresponding path program 1 times [2021-11-05 14:50:18,939 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:50:18,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120340662] [2021-11-05 14:50:18,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:50:18,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:50:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:50:19,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:50:19,972 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:50:19,972 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120340662] [2021-11-05 14:50:19,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120340662] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:50:19,973 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:50:19,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:50:19,975 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184350467] [2021-11-05 14:50:19,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:50:19,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:50:19,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:50:20,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:50:20,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:20,028 INFO L87 Difference]: Start difference. First operand has 9900 states, 9395 states have (on average 1.335178286322512) internal successors, (12544), 9715 states have internal predecessors, (12544), 148 states have call successors, (148), 75 states have call predecessors, (148), 75 states have return successors, (148), 127 states have call predecessors, (148), 148 states have call successors, (148) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:22,227 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:50:23,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:50:23,159 INFO L93 Difference]: Finished difference Result 27273 states and 35812 transitions. [2021-11-05 14:50:23,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:50:23,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-05 14:50:23,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:50:23,266 INFO L225 Difference]: With dead ends: 27273 [2021-11-05 14:50:23,266 INFO L226 Difference]: Without dead ends: 17222 [2021-11-05 14:50:23,348 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.15ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:23,352 INFO L933 BasicCegarLoop]: 12964 mSDtfsCounter, 11846 mSDsluCounter, 10273 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2239.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 11846 SdHoareTripleChecker+Valid, 23237 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 61.06ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2377.59ms IncrementalHoareTripleChecker+Time [2021-11-05 14:50:23,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11846 Valid, 23237 Invalid, 25 Unknown, 0 Unchecked, 61.06ms Time], IncrementalHoareTripleChecker [9 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 2377.59ms Time] [2021-11-05 14:50:23,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17222 states. [2021-11-05 14:50:23,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17222 to 16792. [2021-11-05 14:50:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16792 states, 16089 states have (on average 1.3008888060165331) internal successors, (20930), 16436 states have internal predecessors, (20930), 275 states have call successors, (275), 148 states have call predecessors, (275), 148 states have return successors, (402), 235 states have call predecessors, (402), 275 states have call successors, (402) [2021-11-05 14:50:23,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16792 states to 16792 states and 21607 transitions. [2021-11-05 14:50:23,980 INFO L78 Accepts]: Start accepts. Automaton has 16792 states and 21607 transitions. Word has length 10 [2021-11-05 14:50:23,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:50:23,981 INFO L470 AbstractCegarLoop]: Abstraction has 16792 states and 21607 transitions. [2021-11-05 14:50:23,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:23,983 INFO L276 IsEmpty]: Start isEmpty. Operand 16792 states and 21607 transitions. [2021-11-05 14:50:23,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-05 14:50:23,984 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:50:23,984 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:50:23,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-05 14:50:23,985 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:50:23,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:50:23,987 INFO L85 PathProgramCache]: Analyzing trace with hash -616803676, now seen corresponding path program 1 times [2021-11-05 14:50:23,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:50:23,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290135252] [2021-11-05 14:50:23,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:50:23,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:50:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:50:24,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:50:24,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:50:24,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290135252] [2021-11-05 14:50:24,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290135252] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:50:24,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:50:24,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:50:24,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388828916] [2021-11-05 14:50:24,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:50:24,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:50:24,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:50:24,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:50:24,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:24,634 INFO L87 Difference]: Start difference. First operand 16792 states and 21607 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:26,817 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:50:27,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:50:27,302 INFO L93 Difference]: Finished difference Result 16792 states and 21607 transitions. [2021-11-05 14:50:27,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:50:27,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-05 14:50:27,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:50:27,381 INFO L225 Difference]: With dead ends: 16792 [2021-11-05 14:50:27,381 INFO L226 Difference]: Without dead ends: 16790 [2021-11-05 14:50:27,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.14ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:27,398 INFO L933 BasicCegarLoop]: 12326 mSDtfsCounter, 12318 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2174.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12318 SdHoareTripleChecker+Valid, 12326 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.16ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2288.92ms IncrementalHoareTripleChecker+Time [2021-11-05 14:50:27,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12318 Valid, 12326 Invalid, 2 Unknown, 0 Unchecked, 25.16ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2288.92ms Time] [2021-11-05 14:50:27,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16790 states. [2021-11-05 14:50:27,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16790 to 16790. [2021-11-05 14:50:27,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16790 states, 16088 states have (on average 1.300845350571855) internal successors, (20928), 16434 states have internal predecessors, (20928), 275 states have call successors, (275), 148 states have call predecessors, (275), 148 states have return successors, (402), 235 states have call predecessors, (402), 275 states have call successors, (402) [2021-11-05 14:50:27,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16790 states to 16790 states and 21605 transitions. [2021-11-05 14:50:27,897 INFO L78 Accepts]: Start accepts. Automaton has 16790 states and 21605 transitions. Word has length 11 [2021-11-05 14:50:27,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:50:27,897 INFO L470 AbstractCegarLoop]: Abstraction has 16790 states and 21605 transitions. [2021-11-05 14:50:27,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:27,898 INFO L276 IsEmpty]: Start isEmpty. Operand 16790 states and 21605 transitions. [2021-11-05 14:50:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-05 14:50:27,898 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:50:27,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:50:27,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-05 14:50:27,899 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:50:27,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:50:27,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1941017544, now seen corresponding path program 1 times [2021-11-05 14:50:27,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:50:27,902 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889951174] [2021-11-05 14:50:27,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:50:27,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:50:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:50:28,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:50:28,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:50:28,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889951174] [2021-11-05 14:50:28,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889951174] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:50:28,441 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:50:28,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:50:28,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400023571] [2021-11-05 14:50:28,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:50:28,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:50:28,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:50:28,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:50:28,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:28,443 INFO L87 Difference]: Start difference. First operand 16790 states and 21605 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:30,656 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:50:31,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:50:31,307 INFO L93 Difference]: Finished difference Result 16790 states and 21605 transitions. [2021-11-05 14:50:31,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:50:31,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-05 14:50:31,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:50:31,354 INFO L225 Difference]: With dead ends: 16790 [2021-11-05 14:50:31,354 INFO L226 Difference]: Without dead ends: 16786 [2021-11-05 14:50:31,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.04ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:31,365 INFO L933 BasicCegarLoop]: 12321 mSDtfsCounter, 12305 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2224.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12305 SdHoareTripleChecker+Valid, 12325 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.15ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2348.07ms IncrementalHoareTripleChecker+Time [2021-11-05 14:50:31,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12305 Valid, 12325 Invalid, 8 Unknown, 0 Unchecked, 18.15ms Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 2348.07ms Time] [2021-11-05 14:50:31,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16786 states. [2021-11-05 14:50:31,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16786 to 16786. [2021-11-05 14:50:31,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16786 states, 16086 states have (on average 1.3006962576153176) internal successors, (20923), 16430 states have internal predecessors, (20923), 275 states have call successors, (275), 148 states have call predecessors, (275), 148 states have return successors, (402), 235 states have call predecessors, (402), 275 states have call successors, (402) [2021-11-05 14:50:31,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16786 states to 16786 states and 21600 transitions. [2021-11-05 14:50:31,835 INFO L78 Accepts]: Start accepts. Automaton has 16786 states and 21600 transitions. Word has length 12 [2021-11-05 14:50:31,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:50:31,836 INFO L470 AbstractCegarLoop]: Abstraction has 16786 states and 21600 transitions. [2021-11-05 14:50:31,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:31,836 INFO L276 IsEmpty]: Start isEmpty. Operand 16786 states and 21600 transitions. [2021-11-05 14:50:31,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-05 14:50:31,837 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:50:31,837 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:50:31,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-05 14:50:31,837 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:50:31,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:50:31,838 INFO L85 PathProgramCache]: Analyzing trace with hash -41974482, now seen corresponding path program 1 times [2021-11-05 14:50:31,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:50:31,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425365716] [2021-11-05 14:50:31,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:50:31,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:50:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:50:32,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:50:32,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:50:32,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425365716] [2021-11-05 14:50:32,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425365716] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:50:32,374 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:50:32,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:50:32,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728169429] [2021-11-05 14:50:32,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:50:32,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:50:32,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:50:32,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:50:32,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:32,375 INFO L87 Difference]: Start difference. First operand 16786 states and 21600 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:34,589 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:50:35,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:50:35,823 INFO L93 Difference]: Finished difference Result 40866 states and 53987 transitions. [2021-11-05 14:50:35,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:50:35,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-05 14:50:35,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:50:35,928 INFO L225 Difference]: With dead ends: 40866 [2021-11-05 14:50:35,928 INFO L226 Difference]: Without dead ends: 24088 [2021-11-05 14:50:36,031 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.43ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:36,033 INFO L933 BasicCegarLoop]: 12606 mSDtfsCounter, 5721 mSDsluCounter, 12243 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 63 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2632.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5721 SdHoareTripleChecker+Valid, 24849 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 32.83ms SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2812.10ms IncrementalHoareTripleChecker+Time [2021-11-05 14:50:36,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5721 Valid, 24849 Invalid, 165 Unknown, 0 Unchecked, 32.83ms Time], IncrementalHoareTripleChecker [63 Valid, 101 Invalid, 1 Unknown, 0 Unchecked, 2812.10ms Time] [2021-11-05 14:50:36,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24088 states. [2021-11-05 14:50:36,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24088 to 23135. [2021-11-05 14:50:36,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23135 states, 22019 states have (on average 1.288568963168173) internal successors, (28373), 22428 states have internal predecessors, (28373), 545 states have call successors, (545), 296 states have call predecessors, (545), 294 states have return successors, (1560), 465 states have call predecessors, (1560), 545 states have call successors, (1560) [2021-11-05 14:50:36,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23135 states to 23135 states and 30478 transitions. [2021-11-05 14:50:36,768 INFO L78 Accepts]: Start accepts. Automaton has 23135 states and 30478 transitions. Word has length 13 [2021-11-05 14:50:36,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:50:36,768 INFO L470 AbstractCegarLoop]: Abstraction has 23135 states and 30478 transitions. [2021-11-05 14:50:36,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:36,769 INFO L276 IsEmpty]: Start isEmpty. Operand 23135 states and 30478 transitions. [2021-11-05 14:50:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-05 14:50:36,769 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:50:36,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:50:36,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-05 14:50:36,770 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:50:36,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:50:36,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1301181694, now seen corresponding path program 1 times [2021-11-05 14:50:36,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:50:36,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153077737] [2021-11-05 14:50:36,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:50:36,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:50:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:50:37,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:50:37,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:50:37,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153077737] [2021-11-05 14:50:37,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153077737] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:50:37,266 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:50:37,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:50:37,266 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124725620] [2021-11-05 14:50:37,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:50:37,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:50:37,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:50:37,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:50:37,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:37,268 INFO L87 Difference]: Start difference. First operand 23135 states and 30478 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:39,471 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:50:39,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:50:39,956 INFO L93 Difference]: Finished difference Result 23135 states and 30478 transitions. [2021-11-05 14:50:39,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:50:39,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-05 14:50:39,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:50:40,033 INFO L225 Difference]: With dead ends: 23135 [2021-11-05 14:50:40,033 INFO L226 Difference]: Without dead ends: 23131 [2021-11-05 14:50:40,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.74ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:40,052 INFO L933 BasicCegarLoop]: 12317 mSDtfsCounter, 12268 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2212.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12268 SdHoareTripleChecker+Valid, 12352 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 12.54ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2336.22ms IncrementalHoareTripleChecker+Time [2021-11-05 14:50:40,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12268 Valid, 12352 Invalid, 8 Unknown, 0 Unchecked, 12.54ms Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 2336.22ms Time] [2021-11-05 14:50:40,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23131 states. [2021-11-05 14:50:40,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23131 to 23131. [2021-11-05 14:50:40,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23131 states, 22017 states have (on average 1.2883680792115184) internal successors, (28366), 22424 states have internal predecessors, (28366), 545 states have call successors, (545), 296 states have call predecessors, (545), 294 states have return successors, (1560), 465 states have call predecessors, (1560), 545 states have call successors, (1560) [2021-11-05 14:50:40,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23131 states to 23131 states and 30471 transitions. [2021-11-05 14:50:40,753 INFO L78 Accepts]: Start accepts. Automaton has 23131 states and 30471 transitions. Word has length 14 [2021-11-05 14:50:40,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:50:40,753 INFO L470 AbstractCegarLoop]: Abstraction has 23131 states and 30471 transitions. [2021-11-05 14:50:40,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:40,754 INFO L276 IsEmpty]: Start isEmpty. Operand 23131 states and 30471 transitions. [2021-11-05 14:50:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-05 14:50:40,755 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:50:40,755 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:50:40,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-05 14:50:40,756 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:50:40,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:50:40,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1681899592, now seen corresponding path program 1 times [2021-11-05 14:50:40,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:50:40,757 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576817184] [2021-11-05 14:50:40,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:50:40,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:50:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:50:41,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:50:41,416 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:50:41,416 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576817184] [2021-11-05 14:50:41,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576817184] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:50:41,416 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:50:41,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:50:41,417 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449439758] [2021-11-05 14:50:41,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:50:41,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:50:41,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:50:41,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:50:41,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:41,418 INFO L87 Difference]: Start difference. First operand 23131 states and 30471 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:43,605 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:50:45,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:50:45,428 INFO L93 Difference]: Finished difference Result 23131 states and 30471 transitions. [2021-11-05 14:50:45,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:50:45,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-05 14:50:45,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:50:45,496 INFO L225 Difference]: With dead ends: 23131 [2021-11-05 14:50:45,497 INFO L226 Difference]: Without dead ends: 22919 [2021-11-05 14:50:45,515 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.18ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:45,517 INFO L933 BasicCegarLoop]: 12001 mSDtfsCounter, 10113 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 211 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3388.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10113 SdHoareTripleChecker+Valid, 13559 SdHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.84ms SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3587.96ms IncrementalHoareTripleChecker+Time [2021-11-05 14:50:45,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10113 Valid, 13559 Invalid, 635 Unknown, 0 Unchecked, 14.84ms Time], IncrementalHoareTripleChecker [211 Valid, 423 Invalid, 1 Unknown, 0 Unchecked, 3587.96ms Time] [2021-11-05 14:50:45,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22919 states. [2021-11-05 14:50:46,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22919 to 22919. [2021-11-05 14:50:46,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22919 states, 21911 states have (on average 1.2789922869791428) internal successors, (28024), 22212 states have internal predecessors, (28024), 545 states have call successors, (545), 296 states have call predecessors, (545), 294 states have return successors, (1560), 465 states have call predecessors, (1560), 545 states have call successors, (1560) [2021-11-05 14:50:46,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22919 states to 22919 states and 30129 transitions. [2021-11-05 14:50:46,236 INFO L78 Accepts]: Start accepts. Automaton has 22919 states and 30129 transitions. Word has length 15 [2021-11-05 14:50:46,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:50:46,236 INFO L470 AbstractCegarLoop]: Abstraction has 22919 states and 30129 transitions. [2021-11-05 14:50:46,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 22919 states and 30129 transitions. [2021-11-05 14:50:46,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-05 14:50:46,237 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:50:46,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:50:46,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-05 14:50:46,238 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:50:46,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:50:46,241 INFO L85 PathProgramCache]: Analyzing trace with hash -599252532, now seen corresponding path program 1 times [2021-11-05 14:50:46,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:50:46,242 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672701540] [2021-11-05 14:50:46,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:50:46,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:50:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:50:46,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:50:46,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:50:46,681 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672701540] [2021-11-05 14:50:46,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672701540] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:50:46,681 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:50:46,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:50:46,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187202692] [2021-11-05 14:50:46,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:50:46,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:50:46,682 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:50:46,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:50:46,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:46,683 INFO L87 Difference]: Start difference. First operand 22919 states and 30129 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:48,889 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:50:49,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:50:49,343 INFO L93 Difference]: Finished difference Result 22919 states and 30129 transitions. [2021-11-05 14:50:49,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:50:49,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-05 14:50:49,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:50:49,410 INFO L225 Difference]: With dead ends: 22919 [2021-11-05 14:50:49,411 INFO L226 Difference]: Without dead ends: 22917 [2021-11-05 14:50:49,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.86ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:49,429 INFO L933 BasicCegarLoop]: 12104 mSDtfsCounter, 12091 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2201.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12091 SdHoareTripleChecker+Valid, 12104 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.23ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2276.17ms IncrementalHoareTripleChecker+Time [2021-11-05 14:50:49,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12091 Valid, 12104 Invalid, 2 Unknown, 0 Unchecked, 11.23ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2276.17ms Time] [2021-11-05 14:50:49,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22917 states. [2021-11-05 14:50:50,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22917 to 22917. [2021-11-05 14:50:50,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22917 states, 21910 states have (on average 1.278959379278868) internal successors, (28022), 22210 states have internal predecessors, (28022), 545 states have call successors, (545), 296 states have call predecessors, (545), 294 states have return successors, (1560), 465 states have call predecessors, (1560), 545 states have call successors, (1560) [2021-11-05 14:50:50,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22917 states to 22917 states and 30127 transitions. [2021-11-05 14:50:50,144 INFO L78 Accepts]: Start accepts. Automaton has 22917 states and 30127 transitions. Word has length 16 [2021-11-05 14:50:50,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:50:50,145 INFO L470 AbstractCegarLoop]: Abstraction has 22917 states and 30127 transitions. [2021-11-05 14:50:50,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:50,145 INFO L276 IsEmpty]: Start isEmpty. Operand 22917 states and 30127 transitions. [2021-11-05 14:50:50,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-05 14:50:50,148 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:50:50,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:50:50,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-05 14:50:50,149 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:50:50,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:50:50,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1396932030, now seen corresponding path program 1 times [2021-11-05 14:50:50,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:50:50,150 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892051387] [2021-11-05 14:50:50,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:50:50,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:50:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:50:50,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:50:50,579 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:50:50,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892051387] [2021-11-05 14:50:50,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892051387] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:50:50,579 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:50:50,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:50:50,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691552148] [2021-11-05 14:50:50,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:50:50,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:50:50,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:50:50,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:50:50,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:50,580 INFO L87 Difference]: Start difference. First operand 22917 states and 30127 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:52,772 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:50:54,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:50:54,150 INFO L93 Difference]: Finished difference Result 66235 states and 91706 transitions. [2021-11-05 14:50:54,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:50:54,151 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-05 14:50:54,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:50:54,283 INFO L225 Difference]: With dead ends: 66235 [2021-11-05 14:50:54,283 INFO L226 Difference]: Without dead ends: 43326 [2021-11-05 14:50:54,470 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.13ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:54,471 INFO L933 BasicCegarLoop]: 13803 mSDtfsCounter, 12187 mSDsluCounter, 10593 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2261.91ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12187 SdHoareTripleChecker+Valid, 24396 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 20.23ms SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2435.02ms IncrementalHoareTripleChecker+Time [2021-11-05 14:50:54,471 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12187 Valid, 24396 Invalid, 40 Unknown, 0 Unchecked, 20.23ms Time], IncrementalHoareTripleChecker [15 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 2435.02ms Time] [2021-11-05 14:50:54,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43326 states. [2021-11-05 14:50:55,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43326 to 42181. [2021-11-05 14:50:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42181 states, 40369 states have (on average 1.2825930788476305) internal successors, (51777), 40789 states have internal predecessors, (51777), 1058 states have call successors, (1058), 592 states have call predecessors, (1058), 588 states have return successors, (4470), 898 states have call predecessors, (4470), 1058 states have call successors, (4470) [2021-11-05 14:50:56,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42181 states to 42181 states and 57305 transitions. [2021-11-05 14:50:56,418 INFO L78 Accepts]: Start accepts. Automaton has 42181 states and 57305 transitions. Word has length 17 [2021-11-05 14:50:56,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:50:56,418 INFO L470 AbstractCegarLoop]: Abstraction has 42181 states and 57305 transitions. [2021-11-05 14:50:56,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:56,419 INFO L276 IsEmpty]: Start isEmpty. Operand 42181 states and 57305 transitions. [2021-11-05 14:50:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-05 14:50:56,419 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:50:56,420 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:50:56,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-05 14:50:56,420 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:50:56,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:50:56,420 INFO L85 PathProgramCache]: Analyzing trace with hash -355192682, now seen corresponding path program 1 times [2021-11-05 14:50:56,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:50:56,421 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658106313] [2021-11-05 14:50:56,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:50:56,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:50:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:50:56,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:50:56,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:50:56,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658106313] [2021-11-05 14:50:56,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658106313] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:50:56,934 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:50:56,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:50:56,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851322214] [2021-11-05 14:50:56,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:50:56,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:50:56,935 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:50:56,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:50:56,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:50:56,936 INFO L87 Difference]: Start difference. First operand 42181 states and 57305 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:50:59,116 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:51:00,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:51:00,069 INFO L93 Difference]: Finished difference Result 42181 states and 57305 transitions. [2021-11-05 14:51:00,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:51:00,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-05 14:51:00,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:51:00,151 INFO L225 Difference]: With dead ends: 42181 [2021-11-05 14:51:00,152 INFO L226 Difference]: Without dead ends: 42179 [2021-11-05 14:51:00,170 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.03ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:51:00,170 INFO L933 BasicCegarLoop]: 12098 mSDtfsCounter, 12083 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2176.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12083 SdHoareTripleChecker+Valid, 12098 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.29ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2230.81ms IncrementalHoareTripleChecker+Time [2021-11-05 14:51:00,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12083 Valid, 12098 Invalid, 2 Unknown, 0 Unchecked, 11.29ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2230.81ms Time] [2021-11-05 14:51:00,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42179 states. [2021-11-05 14:51:01,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42179 to 42179. [2021-11-05 14:51:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42179 states, 40368 states have (on average 1.2825753071739991) internal successors, (51775), 40787 states have internal predecessors, (51775), 1058 states have call successors, (1058), 592 states have call predecessors, (1058), 588 states have return successors, (4470), 898 states have call predecessors, (4470), 1058 states have call successors, (4470) [2021-11-05 14:51:01,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42179 states to 42179 states and 57303 transitions. [2021-11-05 14:51:01,631 INFO L78 Accepts]: Start accepts. Automaton has 42179 states and 57303 transitions. Word has length 18 [2021-11-05 14:51:01,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:51:01,632 INFO L470 AbstractCegarLoop]: Abstraction has 42179 states and 57303 transitions. [2021-11-05 14:51:01,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:51:01,632 INFO L276 IsEmpty]: Start isEmpty. Operand 42179 states and 57303 transitions. [2021-11-05 14:51:01,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-05 14:51:01,633 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:51:01,633 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:51:01,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-05 14:51:01,633 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:51:01,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:51:01,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1873956044, now seen corresponding path program 1 times [2021-11-05 14:51:01,634 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:51:01,634 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633643381] [2021-11-05 14:51:01,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:51:01,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:51:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:51:02,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:51:02,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:51:02,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633643381] [2021-11-05 14:51:02,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633643381] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:51:02,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:51:02,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:51:02,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121862872] [2021-11-05 14:51:02,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:51:02,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:51:02,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:51:02,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:51:02,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:51:02,095 INFO L87 Difference]: Start difference. First operand 42179 states and 57303 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:51:04,302 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:51:07,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:51:07,354 INFO L93 Difference]: Finished difference Result 121886 states and 178602 transitions. [2021-11-05 14:51:07,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:51:07,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-05 14:51:07,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:51:07,878 INFO L225 Difference]: With dead ends: 121886 [2021-11-05 14:51:07,878 INFO L226 Difference]: Without dead ends: 79715 [2021-11-05 14:51:08,148 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.79ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:51:08,149 INFO L933 BasicCegarLoop]: 14336 mSDtfsCounter, 12070 mSDsluCounter, 10572 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2241.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12070 SdHoareTripleChecker+Valid, 24908 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.37ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2373.80ms IncrementalHoareTripleChecker+Time [2021-11-05 14:51:08,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12070 Valid, 24908 Invalid, 22 Unknown, 0 Unchecked, 21.37ms Time], IncrementalHoareTripleChecker [8 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 2373.80ms Time] [2021-11-05 14:51:08,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79715 states. [2021-11-05 14:51:10,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79715 to 78156. [2021-11-05 14:51:10,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78156 states, 74810 states have (on average 1.2872209597647373) internal successors, (96297), 75462 states have internal predecessors, (96297), 2038 states have call successors, (2038), 1156 states have call predecessors, (2038), 1144 states have return successors, (12602), 1688 states have call predecessors, (12602), 2038 states have call successors, (12602) [2021-11-05 14:51:11,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78156 states to 78156 states and 110937 transitions. [2021-11-05 14:51:11,562 INFO L78 Accepts]: Start accepts. Automaton has 78156 states and 110937 transitions. Word has length 19 [2021-11-05 14:51:11,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 14:51:11,563 INFO L470 AbstractCegarLoop]: Abstraction has 78156 states and 110937 transitions. [2021-11-05 14:51:11,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:51:11,563 INFO L276 IsEmpty]: Start isEmpty. Operand 78156 states and 110937 transitions. [2021-11-05 14:51:11,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-05 14:51:11,564 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 14:51:11,564 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 14:51:11,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-05 14:51:11,565 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err0ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0Err1ASSERT_VIOLATIONERROR_FUNCTION (and 279 more)] === [2021-11-05 14:51:11,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 14:51:11,565 INFO L85 PathProgramCache]: Analyzing trace with hash -2036877472, now seen corresponding path program 1 times [2021-11-05 14:51:11,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 14:51:11,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903827089] [2021-11-05 14:51:11,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 14:51:11,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 14:51:11,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 14:51:12,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 14:51:12,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 14:51:12,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903827089] [2021-11-05 14:51:12,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903827089] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 14:51:12,253 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 14:51:12,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 14:51:12,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83889819] [2021-11-05 14:51:12,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 14:51:12,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-05 14:51:12,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 14:51:12,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-05 14:51:12,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:51:12,255 INFO L87 Difference]: Start difference. First operand 78156 states and 110937 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 14:51:14,468 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 14:51:16,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 14:51:16,579 INFO L93 Difference]: Finished difference Result 78156 states and 110937 transitions. [2021-11-05 14:51:16,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-05 14:51:16,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-05 14:51:16,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 14:51:16,797 INFO L225 Difference]: With dead ends: 78156 [2021-11-05 14:51:16,798 INFO L226 Difference]: Without dead ends: 78154 [2021-11-05 14:51:16,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.52ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-05 14:51:16,838 INFO L933 BasicCegarLoop]: 12094 mSDtfsCounter, 12077 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2207.69ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12077 SdHoareTripleChecker+Valid, 12094 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.76ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2356.07ms IncrementalHoareTripleChecker+Time [2021-11-05 14:51:16,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12077 Valid, 12094 Invalid, 2 Unknown, 0 Unchecked, 11.76ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2356.07ms Time] [2021-11-05 14:51:16,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78154 states.