./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 173e3943 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-dev-173e394 [2021-11-06 12:44:44,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 12:44:44,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 12:44:44,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 12:44:44,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 12:44:44,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 12:44:44,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 12:44:44,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 12:44:44,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 12:44:44,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 12:44:44,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 12:44:44,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 12:44:44,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 12:44:44,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 12:44:44,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 12:44:44,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 12:44:44,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 12:44:44,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 12:44:44,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 12:44:44,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 12:44:44,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 12:44:44,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 12:44:44,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 12:44:44,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 12:44:44,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 12:44:44,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 12:44:44,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 12:44:44,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 12:44:44,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 12:44:44,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 12:44:44,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 12:44:44,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 12:44:44,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 12:44:44,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 12:44:44,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 12:44:44,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 12:44:44,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 12:44:44,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 12:44:44,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 12:44:44,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 12:44:44,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 12:44:44,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 12:44:44,977 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 12:44:44,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 12:44:44,978 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 12:44:44,978 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 12:44:44,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 12:44:44,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 12:44:44,980 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 12:44:44,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 12:44:44,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 12:44:44,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 12:44:44,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 12:44:44,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 12:44:44,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 12:44:44,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 12:44:44,981 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 12:44:44,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 12:44:44,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 12:44:44,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 12:44:44,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 12:44:44,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 12:44:44,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 12:44:44,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 12:44:44,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 12:44:44,983 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 12:44:44,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 12:44:44,983 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 12:44:44,983 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 12:44:44,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 12:44:44,984 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 12:44:44,984 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 [2021-11-06 12:44:45,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 12:44:45,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 12:44:45,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 12:44:45,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 12:44:45,198 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 12:44:45,199 INFO L432 ainManager$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 [2021-11-06 12:44:45,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be103a2e/ed2c3024489a4c4d836084d444a68278/FLAGc8f4b5cfb [2021-11-06 12:44:45,948 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 12:44:45,948 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 [2021-11-06 12:44:45,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be103a2e/ed2c3024489a4c4d836084d444a68278/FLAGc8f4b5cfb [2021-11-06 12:44:46,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be103a2e/ed2c3024489a4c4d836084d444a68278 [2021-11-06 12:44:46,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 12:44:46,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 12:44:46,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 12:44:46,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 12:44:46,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 12:44:46,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:44:46" (1/1) ... [2021-11-06 12:44:46,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd8c885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:46, skipping insertion in model container [2021-11-06 12:44:46,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:44:46" (1/1) ... [2021-11-06 12:44:46,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 12:44:46,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 12:44:55,254 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] [2021-11-06 12:44:55,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 12:44:55,779 INFO L203 MainTranslator]: Completed pre-run [2021-11-06 12:44:56,331 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] [2021-11-06 12:44:56,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 12:44:56,777 INFO L208 MainTranslator]: Completed translation [2021-11-06 12:44:56,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56 WrapperNode [2021-11-06 12:44:56,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 12:44:56,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-06 12:44:56,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-06 12:44:56,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-06 12:44:56,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:57,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:58,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-06 12:44:58,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-06 12:44:58,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-06 12:44:58,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-06 12:44:58,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:58,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:58,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:58,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:59,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:59,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:59,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:59,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-06 12:44:59,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-06 12:44:59,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-06 12:44:59,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-06 12:44:59,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (1/1) ... [2021-11-06 12:44:59,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 12:44:59,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 12:44:59,981 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) [2021-11-06 12:45:00,005 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 [2021-11-06 12:45:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2021-11-06 12:45:00,018 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2021-11-06 12:45:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2021-11-06 12:45:00,018 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2021-11-06 12:45:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2021-11-06 12:45:00,019 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2021-11-06 12:45:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2021-11-06 12:45:00,019 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2021-11-06 12:45:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2021-11-06 12:45:00,019 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2021-11-06 12:45:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2021-11-06 12:45:00,019 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2021-11-06 12:45:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2021-11-06 12:45:00,020 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2021-11-06 12:45:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-06 12:45:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-06 12:45:00,020 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-06 12:45:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-06 12:45:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2021-11-06 12:45:00,020 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2021-11-06 12:45:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2021-11-06 12:45:00,021 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2021-11-06 12:45:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-06 12:45:00,021 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-06 12:45:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2021-11-06 12:45:00,021 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2021-11-06 12:45:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-06 12:45:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2021-11-06 12:45:00,021 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2021-11-06 12:45:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2021-11-06 12:45:00,022 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2021-11-06 12:45:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2021-11-06 12:45:00,022 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2021-11-06 12:45:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-06 12:45:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-06 12:45:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2021-11-06 12:45:00,022 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2021-11-06 12:45:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2021-11-06 12:45:00,022 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2021-11-06 12:45:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2021-11-06 12:45:00,023 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2021-11-06 12:45:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2021-11-06 12:45:00,023 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2021-11-06 12:45:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-06 12:45:00,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-06 12:45:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2021-11-06 12:45:00,023 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2021-11-06 12:45:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2021-11-06 12:45:00,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2021-11-06 12:45:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-06 12:45:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2021-11-06 12:45:00,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2021-11-06 12:45:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2021-11-06 12:45:00,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2021-11-06 12:45:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2021-11-06 12:45:00,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2021-11-06 12:45:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-06 12:45:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2021-11-06 12:45:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-06 12:45:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2021-11-06 12:45:00,025 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2021-11-06 12:45:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2021-11-06 12:45:00,025 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2021-11-06 12:45:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2021-11-06 12:45:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2021-11-06 12:45:00,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2021-11-06 12:45:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2021-11-06 12:45:00,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2021-11-06 12:45:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-06 12:45:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2021-11-06 12:45:00,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2021-11-06 12:45:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2021-11-06 12:45:00,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2021-11-06 12:45:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2021-11-06 12:45:00,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2021-11-06 12:45:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2021-11-06 12:45:00,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2021-11-06 12:45:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2021-11-06 12:45:00,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2021-11-06 12:45:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2021-11-06 12:45:00,027 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2021-11-06 12:45:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2021-11-06 12:45:00,028 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2021-11-06 12:45:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2021-11-06 12:45:00,028 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2021-11-06 12:45:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2021-11-06 12:45:00,028 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2021-11-06 12:45:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2021-11-06 12:45:00,028 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2021-11-06 12:45:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2021-11-06 12:45:00,029 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2021-11-06 12:45:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-06 12:45:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2021-11-06 12:45:00,029 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2021-11-06 12:45:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-06 12:45:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-06 12:45:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2021-11-06 12:45:00,029 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2021-11-06 12:45:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2021-11-06 12:45:00,030 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2021-11-06 12:45:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2021-11-06 12:45:00,030 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2021-11-06 12:45:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2021-11-06 12:45:00,030 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2021-11-06 12:45:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2021-11-06 12:45:00,030 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2021-11-06 12:45:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2021-11-06 12:45:00,031 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2021-11-06 12:45:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-06 12:45:00,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-06 12:45:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-06 12:45:00,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-06 12:45:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2021-11-06 12:45:00,031 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2021-11-06 12:45:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2021-11-06 12:45:00,031 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2021-11-06 12:45:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2021-11-06 12:45:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2021-11-06 12:45:00,032 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2021-11-06 12:45:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2021-11-06 12:45:00,032 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2021-11-06 12:45:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2021-11-06 12:45:00,032 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2021-11-06 12:45:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-06 12:45:00,033 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-06 12:45:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-06 12:45:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2021-11-06 12:45:00,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2021-11-06 12:45:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2021-11-06 12:45:00,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2021-11-06 12:45:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2021-11-06 12:45:00,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2021-11-06 12:45:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2021-11-06 12:45:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2021-11-06 12:45:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2021-11-06 12:45:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2021-11-06 12:45:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2021-11-06 12:45:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2021-11-06 12:45:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-06 12:45:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-06 12:45:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2021-11-06 12:45:00,034 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2021-11-06 12:45:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2021-11-06 12:45:00,035 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2021-11-06 12:45:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-06 12:45:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2021-11-06 12:45:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2021-11-06 12:45:00,035 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2021-11-06 12:45:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2021-11-06 12:45:00,035 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2021-11-06 12:45:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2021-11-06 12:45:00,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2021-11-06 12:45:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2021-11-06 12:45:00,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2021-11-06 12:45:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2021-11-06 12:45:00,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2021-11-06 12:45:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2021-11-06 12:45:00,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2021-11-06 12:45:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2021-11-06 12:45:00,036 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2021-11-06 12:45:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2021-11-06 12:45:00,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2021-11-06 12:45:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2021-11-06 12:45:00,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2021-11-06 12:45:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2021-11-06 12:45:00,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2021-11-06 12:45:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2021-11-06 12:45:00,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2021-11-06 12:45:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2021-11-06 12:45:00,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2021-11-06 12:45:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-06 12:48:16,507 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-06 12:48:16,507 INFO L299 CfgBuilder]: Removed 11254 assume(true) statements. [2021-11-06 12:48:16,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 12:48:16 BoogieIcfgContainer [2021-11-06 12:48:16,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-06 12:48:16,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-06 12:48:16,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-06 12:48:16,519 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-06 12:48:16,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 12:44:46" (1/3) ... [2021-11-06 12:48:16,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6538eb9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 12:48:16, skipping insertion in model container [2021-11-06 12:48:16,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:44:56" (2/3) ... [2021-11-06 12:48:16,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6538eb9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 12:48:16, skipping insertion in model container [2021-11-06 12:48:16,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 12:48:16" (3/3) ... [2021-11-06 12:48:16,521 INFO L111 eAbstractionObserver]: Analyzing ICFG main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-06 12:48:16,525 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-06 12:48:16,525 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 281 error locations. [2021-11-06 12:48:16,578 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-06 12:48:16,586 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 [2021-11-06 12:48:16,586 INFO L340 AbstractCegarLoop]: Starting to check reachability of 281 error locations. [2021-11-06 12:48:16,693 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) [2021-11-06 12:48:16,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-06 12:48:16,695 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:16,696 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:16,696 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)] === [2021-11-06 12:48:16,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:16,700 INFO L85 PathProgramCache]: Analyzing trace with hash 811386222, now seen corresponding path program 1 times [2021-11-06 12:48:16,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:16,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663106602] [2021-11-06 12:48:16,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:16,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:17,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:17,630 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:17,631 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663106602] [2021-11-06 12:48:17,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663106602] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:17,632 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:17,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:17,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621306592] [2021-11-06 12:48:17,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:17,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:17,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:17,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:17,664 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) [2021-11-06 12:48:20,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:48:20,546 INFO L93 Difference]: Finished difference Result 27273 states and 35812 transitions. [2021-11-06 12:48:20,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:48:20,547 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 [2021-11-06 12:48:20,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:48:20,637 INFO L225 Difference]: With dead ends: 27273 [2021-11-06 12:48:20,637 INFO L226 Difference]: Without dead ends: 17222 [2021-11-06 12:48:20,709 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:20,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17222 states. [2021-11-06 12:48:21,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17222 to 16792. [2021-11-06 12:48:21,166 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) [2021-11-06 12:48:21,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16792 states to 16792 states and 21607 transitions. [2021-11-06 12:48:21,222 INFO L78 Accepts]: Start accepts. Automaton has 16792 states and 21607 transitions. Word has length 10 [2021-11-06 12:48:21,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:48:21,222 INFO L470 AbstractCegarLoop]: Abstraction has 16792 states and 21607 transitions. [2021-11-06 12:48:21,223 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) [2021-11-06 12:48:21,223 INFO L276 IsEmpty]: Start isEmpty. Operand 16792 states and 21607 transitions. [2021-11-06 12:48:21,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-06 12:48:21,224 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:21,224 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:21,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-06 12:48:21,224 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)] === [2021-11-06 12:48:21,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:21,226 INFO L85 PathProgramCache]: Analyzing trace with hash -616803676, now seen corresponding path program 1 times [2021-11-06 12:48:21,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:21,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033609388] [2021-11-06 12:48:21,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:21,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:21,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:21,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:21,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033609388] [2021-11-06 12:48:21,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033609388] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:21,730 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:21,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:21,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380186467] [2021-11-06 12:48:21,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:21,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:21,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:21,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:21,735 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) [2021-11-06 12:48:24,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:48:24,351 INFO L93 Difference]: Finished difference Result 16792 states and 21607 transitions. [2021-11-06 12:48:24,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:48:24,352 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 [2021-11-06 12:48:24,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:48:24,417 INFO L225 Difference]: With dead ends: 16792 [2021-11-06 12:48:24,417 INFO L226 Difference]: Without dead ends: 16790 [2021-11-06 12:48:24,426 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:24,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16790 states. [2021-11-06 12:48:24,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16790 to 16790. [2021-11-06 12:48:24,754 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) [2021-11-06 12:48:24,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16790 states to 16790 states and 21605 transitions. [2021-11-06 12:48:24,793 INFO L78 Accepts]: Start accepts. Automaton has 16790 states and 21605 transitions. Word has length 11 [2021-11-06 12:48:24,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:48:24,794 INFO L470 AbstractCegarLoop]: Abstraction has 16790 states and 21605 transitions. [2021-11-06 12:48:24,794 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) [2021-11-06 12:48:24,795 INFO L276 IsEmpty]: Start isEmpty. Operand 16790 states and 21605 transitions. [2021-11-06 12:48:24,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-06 12:48:24,795 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:24,795 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:24,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-06 12:48:24,795 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)] === [2021-11-06 12:48:24,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:24,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1941017544, now seen corresponding path program 1 times [2021-11-06 12:48:24,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:24,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48231152] [2021-11-06 12:48:24,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:24,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:25,226 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:25,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48231152] [2021-11-06 12:48:25,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48231152] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:25,226 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:25,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:25,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960980007] [2021-11-06 12:48:25,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:25,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:25,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:25,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:25,228 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) [2021-11-06 12:48:27,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:48:27,724 INFO L93 Difference]: Finished difference Result 16790 states and 21605 transitions. [2021-11-06 12:48:27,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:48:27,725 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 [2021-11-06 12:48:27,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:48:27,769 INFO L225 Difference]: With dead ends: 16790 [2021-11-06 12:48:27,769 INFO L226 Difference]: Without dead ends: 16786 [2021-11-06 12:48:27,782 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:27,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16786 states. [2021-11-06 12:48:28,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16786 to 16786. [2021-11-06 12:48:28,100 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) [2021-11-06 12:48:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16786 states to 16786 states and 21600 transitions. [2021-11-06 12:48:28,153 INFO L78 Accepts]: Start accepts. Automaton has 16786 states and 21600 transitions. Word has length 12 [2021-11-06 12:48:28,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:48:28,154 INFO L470 AbstractCegarLoop]: Abstraction has 16786 states and 21600 transitions. [2021-11-06 12:48:28,155 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) [2021-11-06 12:48:28,155 INFO L276 IsEmpty]: Start isEmpty. Operand 16786 states and 21600 transitions. [2021-11-06 12:48:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-06 12:48:28,155 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:28,155 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:28,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-06 12:48:28,158 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)] === [2021-11-06 12:48:28,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:28,158 INFO L85 PathProgramCache]: Analyzing trace with hash -41974482, now seen corresponding path program 1 times [2021-11-06 12:48:28,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:28,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419676734] [2021-11-06 12:48:28,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:28,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:28,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:28,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:28,555 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419676734] [2021-11-06 12:48:28,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419676734] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:28,555 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:28,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:28,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42152826] [2021-11-06 12:48:28,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:28,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:28,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:28,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:28,556 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) [2021-11-06 12:48:31,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:48:31,743 INFO L93 Difference]: Finished difference Result 40866 states and 53987 transitions. [2021-11-06 12:48:31,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:48:31,744 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 [2021-11-06 12:48:31,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:48:31,821 INFO L225 Difference]: With dead ends: 40866 [2021-11-06 12:48:31,821 INFO L226 Difference]: Without dead ends: 24088 [2021-11-06 12:48:31,900 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:31,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24088 states. [2021-11-06 12:48:32,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24088 to 23135. [2021-11-06 12:48:32,577 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) [2021-11-06 12:48:32,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23135 states to 23135 states and 30478 transitions. [2021-11-06 12:48:32,666 INFO L78 Accepts]: Start accepts. Automaton has 23135 states and 30478 transitions. Word has length 13 [2021-11-06 12:48:32,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:48:32,667 INFO L470 AbstractCegarLoop]: Abstraction has 23135 states and 30478 transitions. [2021-11-06 12:48:32,667 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) [2021-11-06 12:48:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 23135 states and 30478 transitions. [2021-11-06 12:48:32,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-06 12:48:32,668 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:32,668 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:32,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-06 12:48:32,668 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)] === [2021-11-06 12:48:32,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:32,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1301181694, now seen corresponding path program 1 times [2021-11-06 12:48:32,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:32,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238602700] [2021-11-06 12:48:32,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:32,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:33,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:33,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:33,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238602700] [2021-11-06 12:48:33,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238602700] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:33,052 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:33,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:33,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710063262] [2021-11-06 12:48:33,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:33,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:33,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:33,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:33,053 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) [2021-11-06 12:48:35,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:48:35,714 INFO L93 Difference]: Finished difference Result 23135 states and 30478 transitions. [2021-11-06 12:48:35,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:48:35,714 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 [2021-11-06 12:48:35,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:48:35,773 INFO L225 Difference]: With dead ends: 23135 [2021-11-06 12:48:35,773 INFO L226 Difference]: Without dead ends: 23131 [2021-11-06 12:48:35,788 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:35,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23131 states. [2021-11-06 12:48:36,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23131 to 23131. [2021-11-06 12:48:36,272 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) [2021-11-06 12:48:36,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23131 states to 23131 states and 30471 transitions. [2021-11-06 12:48:36,351 INFO L78 Accepts]: Start accepts. Automaton has 23131 states and 30471 transitions. Word has length 14 [2021-11-06 12:48:36,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:48:36,351 INFO L470 AbstractCegarLoop]: Abstraction has 23131 states and 30471 transitions. [2021-11-06 12:48:36,351 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) [2021-11-06 12:48:36,352 INFO L276 IsEmpty]: Start isEmpty. Operand 23131 states and 30471 transitions. [2021-11-06 12:48:36,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-06 12:48:36,353 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:36,353 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:36,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-06 12:48:36,355 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)] === [2021-11-06 12:48:36,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:36,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1681899592, now seen corresponding path program 1 times [2021-11-06 12:48:36,355 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:36,355 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404955470] [2021-11-06 12:48:36,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:36,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:36,729 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:36,729 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404955470] [2021-11-06 12:48:36,729 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404955470] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:36,729 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:36,729 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:36,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611274813] [2021-11-06 12:48:36,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:36,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:36,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:36,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:36,734 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) [2021-11-06 12:48:40,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:48:40,808 INFO L93 Difference]: Finished difference Result 23131 states and 30471 transitions. [2021-11-06 12:48:40,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:48:40,810 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 [2021-11-06 12:48:40,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:48:40,864 INFO L225 Difference]: With dead ends: 23131 [2021-11-06 12:48:40,865 INFO L226 Difference]: Without dead ends: 22919 [2021-11-06 12:48:40,879 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:40,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22919 states. [2021-11-06 12:48:41,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22919 to 22919. [2021-11-06 12:48:41,598 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) [2021-11-06 12:48:41,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22919 states to 22919 states and 30129 transitions. [2021-11-06 12:48:41,672 INFO L78 Accepts]: Start accepts. Automaton has 22919 states and 30129 transitions. Word has length 15 [2021-11-06 12:48:41,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:48:41,673 INFO L470 AbstractCegarLoop]: Abstraction has 22919 states and 30129 transitions. [2021-11-06 12:48:41,673 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) [2021-11-06 12:48:41,673 INFO L276 IsEmpty]: Start isEmpty. Operand 22919 states and 30129 transitions. [2021-11-06 12:48:41,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-06 12:48:41,673 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:41,673 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:41,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-06 12:48:41,674 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)] === [2021-11-06 12:48:41,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:41,674 INFO L85 PathProgramCache]: Analyzing trace with hash -599252532, now seen corresponding path program 1 times [2021-11-06 12:48:41,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:41,674 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362771841] [2021-11-06 12:48:41,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:41,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:42,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:42,040 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:42,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362771841] [2021-11-06 12:48:42,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362771841] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:42,040 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:42,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:42,040 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285422048] [2021-11-06 12:48:42,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:42,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:42,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:42,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:42,042 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) [2021-11-06 12:48:44,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:48:44,656 INFO L93 Difference]: Finished difference Result 22919 states and 30129 transitions. [2021-11-06 12:48:44,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:48:44,657 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 [2021-11-06 12:48:44,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:48:44,716 INFO L225 Difference]: With dead ends: 22919 [2021-11-06 12:48:44,716 INFO L226 Difference]: Without dead ends: 22917 [2021-11-06 12:48:44,732 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:44,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22917 states. [2021-11-06 12:48:45,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22917 to 22917. [2021-11-06 12:48:45,366 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) [2021-11-06 12:48:45,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22917 states to 22917 states and 30127 transitions. [2021-11-06 12:48:45,438 INFO L78 Accepts]: Start accepts. Automaton has 22917 states and 30127 transitions. Word has length 16 [2021-11-06 12:48:45,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:48:45,438 INFO L470 AbstractCegarLoop]: Abstraction has 22917 states and 30127 transitions. [2021-11-06 12:48:45,439 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) [2021-11-06 12:48:45,439 INFO L276 IsEmpty]: Start isEmpty. Operand 22917 states and 30127 transitions. [2021-11-06 12:48:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-06 12:48:45,439 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:45,439 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:45,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-06 12:48:45,440 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)] === [2021-11-06 12:48:45,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:45,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1396932030, now seen corresponding path program 1 times [2021-11-06 12:48:45,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:45,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703448258] [2021-11-06 12:48:45,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:45,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:45,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:45,819 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:45,820 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703448258] [2021-11-06 12:48:45,820 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703448258] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:45,820 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:45,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:45,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575691978] [2021-11-06 12:48:45,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:45,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:45,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:45,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:45,821 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) [2021-11-06 12:48:49,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:48:49,256 INFO L93 Difference]: Finished difference Result 66235 states and 91706 transitions. [2021-11-06 12:48:49,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:48:49,256 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 [2021-11-06 12:48:49,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:48:49,416 INFO L225 Difference]: With dead ends: 66235 [2021-11-06 12:48:49,417 INFO L226 Difference]: Without dead ends: 43326 [2021-11-06 12:48:49,591 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:49,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43326 states. [2021-11-06 12:48:50,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43326 to 42181. [2021-11-06 12:48:50,875 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) [2021-11-06 12:48:51,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42181 states to 42181 states and 57305 transitions. [2021-11-06 12:48:51,101 INFO L78 Accepts]: Start accepts. Automaton has 42181 states and 57305 transitions. Word has length 17 [2021-11-06 12:48:51,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:48:51,101 INFO L470 AbstractCegarLoop]: Abstraction has 42181 states and 57305 transitions. [2021-11-06 12:48:51,101 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) [2021-11-06 12:48:51,101 INFO L276 IsEmpty]: Start isEmpty. Operand 42181 states and 57305 transitions. [2021-11-06 12:48:51,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-06 12:48:51,102 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:51,102 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:51,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-06 12:48:51,102 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)] === [2021-11-06 12:48:51,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:51,103 INFO L85 PathProgramCache]: Analyzing trace with hash -355192682, now seen corresponding path program 1 times [2021-11-06 12:48:51,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:51,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051348188] [2021-11-06 12:48:51,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:51,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:51,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:51,497 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:51,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051348188] [2021-11-06 12:48:51,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051348188] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:51,498 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:51,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:51,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215602003] [2021-11-06 12:48:51,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:51,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:51,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:51,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:51,499 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) [2021-11-06 12:48:54,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:48:54,736 INFO L93 Difference]: Finished difference Result 42181 states and 57305 transitions. [2021-11-06 12:48:54,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:48:54,736 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 [2021-11-06 12:48:54,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:48:54,844 INFO L225 Difference]: With dead ends: 42181 [2021-11-06 12:48:54,844 INFO L226 Difference]: Without dead ends: 42179 [2021-11-06 12:48:54,874 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:54,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42179 states. [2021-11-06 12:48:56,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42179 to 42179. [2021-11-06 12:48:56,064 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) [2021-11-06 12:48:56,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42179 states to 42179 states and 57303 transitions. [2021-11-06 12:48:56,234 INFO L78 Accepts]: Start accepts. Automaton has 42179 states and 57303 transitions. Word has length 18 [2021-11-06 12:48:56,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:48:56,235 INFO L470 AbstractCegarLoop]: Abstraction has 42179 states and 57303 transitions. [2021-11-06 12:48:56,235 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) [2021-11-06 12:48:56,235 INFO L276 IsEmpty]: Start isEmpty. Operand 42179 states and 57303 transitions. [2021-11-06 12:48:56,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-06 12:48:56,236 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:48:56,236 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:48:56,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-06 12:48:56,236 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)] === [2021-11-06 12:48:56,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:48:56,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1873956044, now seen corresponding path program 1 times [2021-11-06 12:48:56,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:48:56,237 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851930569] [2021-11-06 12:48:56,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:48:56,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:48:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:48:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:48:56,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:48:56,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851930569] [2021-11-06 12:48:56,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851930569] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:48:56,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:48:56,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:48:56,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908750141] [2021-11-06 12:48:56,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:48:56,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:48:56,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:48:56,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:48:56,629 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) [2021-11-06 12:49:01,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:49:01,649 INFO L93 Difference]: Finished difference Result 121886 states and 178602 transitions. [2021-11-06 12:49:01,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:49:01,650 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 [2021-11-06 12:49:01,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:49:01,990 INFO L225 Difference]: With dead ends: 121886 [2021-11-06 12:49:01,990 INFO L226 Difference]: Without dead ends: 79715 [2021-11-06 12:49:02,360 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:49:02,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79715 states. [2021-11-06 12:49:04,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79715 to 78156. [2021-11-06 12:49:04,920 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) [2021-11-06 12:49:05,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78156 states to 78156 states and 110937 transitions. [2021-11-06 12:49:05,434 INFO L78 Accepts]: Start accepts. Automaton has 78156 states and 110937 transitions. Word has length 19 [2021-11-06 12:49:05,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:49:05,435 INFO L470 AbstractCegarLoop]: Abstraction has 78156 states and 110937 transitions. [2021-11-06 12:49:05,435 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) [2021-11-06 12:49:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 78156 states and 110937 transitions. [2021-11-06 12:49:05,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-06 12:49:05,435 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:49:05,435 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:49:05,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-06 12:49:05,436 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)] === [2021-11-06 12:49:05,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:49:05,436 INFO L85 PathProgramCache]: Analyzing trace with hash -2036877472, now seen corresponding path program 1 times [2021-11-06 12:49:05,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:49:05,534 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123751427] [2021-11-06 12:49:05,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:49:05,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:49:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:49:05,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:49:05,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:49:05,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123751427] [2021-11-06 12:49:05,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123751427] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:49:05,890 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:49:05,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:49:05,890 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442665108] [2021-11-06 12:49:05,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:49:05,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:49:05,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:49:05,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:49:05,892 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) [2021-11-06 12:49:10,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:49:10,311 INFO L93 Difference]: Finished difference Result 78156 states and 110937 transitions. [2021-11-06 12:49:10,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:49:10,311 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 [2021-11-06 12:49:10,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:49:10,507 INFO L225 Difference]: With dead ends: 78156 [2021-11-06 12:49:10,508 INFO L226 Difference]: Without dead ends: 78154 [2021-11-06 12:49:10,540 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:49:10,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78154 states. [2021-11-06 12:49:13,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78154 to 78154. [2021-11-06 12:49:13,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78154 states, 74809 states have (on average 1.2872114317795986) internal successors, (96295), 75460 states have internal predecessors, (96295), 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) [2021-11-06 12:49:13,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78154 states to 78154 states and 110935 transitions. [2021-11-06 12:49:13,627 INFO L78 Accepts]: Start accepts. Automaton has 78154 states and 110935 transitions. Word has length 20 [2021-11-06 12:49:13,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:49:13,627 INFO L470 AbstractCegarLoop]: Abstraction has 78154 states and 110935 transitions. [2021-11-06 12:49:13,628 INFO L471 AbstractCegarLoop]: INTERPOLANT 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) [2021-11-06 12:49:13,628 INFO L276 IsEmpty]: Start isEmpty. Operand 78154 states and 110935 transitions. [2021-11-06 12:49:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-06 12:49:13,629 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:49:13,629 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:49:13,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-06 12:49:13,629 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr28ASSERT_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)] === [2021-11-06 12:49:13,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:49:13,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1281335126, now seen corresponding path program 1 times [2021-11-06 12:49:13,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:49:13,630 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658096498] [2021-11-06 12:49:13,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:49:13,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:49:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:49:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:49:14,127 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:49:14,127 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658096498] [2021-11-06 12:49:14,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658096498] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:49:14,127 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:49:14,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:49:14,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140746613] [2021-11-06 12:49:14,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:49:14,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:49:14,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:49:14,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:49:14,129 INFO L87 Difference]: Start difference. First operand 78154 states and 110935 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2021-11-06 12:49:18,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 12:49:18,598 INFO L93 Difference]: Finished difference Result 78154 states and 110935 transitions. [2021-11-06 12:49:18,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 12:49:18,671 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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 21 [2021-11-06 12:49:18,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 12:49:18,865 INFO L225 Difference]: With dead ends: 78154 [2021-11-06 12:49:18,866 INFO L226 Difference]: Without dead ends: 78139 [2021-11-06 12:49:18,895 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:49:18,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78139 states. [2021-11-06 12:49:21,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78139 to 78139. [2021-11-06 12:49:21,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78139 states, 74795 states have (on average 1.2871983421351694) internal successors, (96276), 75445 states have internal predecessors, (96276), 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) [2021-11-06 12:49:21,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78139 states to 78139 states and 110916 transitions. [2021-11-06 12:49:21,867 INFO L78 Accepts]: Start accepts. Automaton has 78139 states and 110916 transitions. Word has length 21 [2021-11-06 12:49:21,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 12:49:21,867 INFO L470 AbstractCegarLoop]: Abstraction has 78139 states and 110916 transitions. [2021-11-06 12:49:21,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2021-11-06 12:49:21,867 INFO L276 IsEmpty]: Start isEmpty. Operand 78139 states and 110916 transitions. [2021-11-06 12:49:21,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-06 12:49:21,868 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 12:49:21,869 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 12:49:21,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-06 12:49:21,869 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting vmw_3d_resource_decErr3ASSERT_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)] === [2021-11-06 12:49:21,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 12:49:21,869 INFO L85 PathProgramCache]: Analyzing trace with hash 2113081666, now seen corresponding path program 1 times [2021-11-06 12:49:21,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 12:49:21,870 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756214103] [2021-11-06 12:49:21,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 12:49:21,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 12:49:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 12:49:22,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 12:49:22,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 12:49:22,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756214103] [2021-11-06 12:49:22,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756214103] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 12:49:22,502 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 12:49:22,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 12:49:22,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903427030] [2021-11-06 12:49:22,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 12:49:22,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 12:49:22,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 12:49:22,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 12:49:22,504 INFO L87 Difference]: Start difference. First operand 78139 states and 110916 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)