./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX --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 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 08:57:10,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 08:57:10,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 08:57:10,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 08:57:10,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 08:57:10,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 08:57:10,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 08:57:10,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 08:57:10,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 08:57:10,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 08:57:10,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 08:57:10,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 08:57:10,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 08:57:10,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 08:57:10,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 08:57:10,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 08:57:10,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 08:57:10,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 08:57:10,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 08:57:10,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 08:57:10,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 08:57:10,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 08:57:10,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 08:57:10,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 08:57:10,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 08:57:10,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 08:57:10,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 08:57:10,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 08:57:10,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 08:57:10,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 08:57:10,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 08:57:10,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 08:57:10,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 08:57:10,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 08:57:10,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 08:57:10,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 08:57:10,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 08:57:10,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 08:57:10,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 08:57:10,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 08:57:10,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 08:57:10,374 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-09 08:57:10,417 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 08:57:10,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 08:57:10,418 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 08:57:10,418 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 08:57:10,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 08:57:10,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 08:57:10,427 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 08:57:10,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 08:57:10,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 08:57:10,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 08:57:10,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 08:57:10,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 08:57:10,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 08:57:10,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 08:57:10,430 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 08:57:10,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 08:57:10,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 08:57:10,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 08:57:10,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 08:57:10,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 08:57:10,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 08:57:10,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 08:57:10,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 08:57:10,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 08:57:10,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 08:57:10,432 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 08:57:10,432 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-09 08:57:10,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 08:57:10,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 08:57:10,433 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c [2021-11-09 08:57:10,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 08:57:10,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 08:57:10,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 08:57:10,743 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 08:57:10,744 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 08:57:10,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-09 08:57:10,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/data/4c6171626/f3fe85d1422a4acbaa77a01b87b64c09/FLAG70726d37a [2021-11-09 08:57:12,126 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 08:57:12,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-09 08:57:12,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/data/4c6171626/f3fe85d1422a4acbaa77a01b87b64c09/FLAG70726d37a [2021-11-09 08:57:12,757 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/data/4c6171626/f3fe85d1422a4acbaa77a01b87b64c09 [2021-11-09 08:57:12,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 08:57:12,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 08:57:12,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 08:57:12,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 08:57:12,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 08:57:12,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:57:12" (1/1) ... [2021-11-09 08:57:12,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17805e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:12, skipping insertion in model container [2021-11-09 08:57:12,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:57:12" (1/1) ... [2021-11-09 08:57:12,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 08:57:13,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 08:57:23,030 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-09 08:57:23,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 08:57:23,670 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 08:57:24,880 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-11-09 08:57:24,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 08:57:26,110 INFO L208 MainTranslator]: Completed translation [2021-11-09 08:57:26,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26 WrapperNode [2021-11-09 08:57:26,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 08:57:26,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 08:57:26,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 08:57:26,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 08:57:26,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:26,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:28,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 08:57:28,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 08:57:28,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 08:57:28,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 08:57:28,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:28,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:28,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:28,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:30,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:30,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:30,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:30,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 08:57:30,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 08:57:30,792 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 08:57:30,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 08:57:30,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (1/1) ... [2021-11-09 08:57:30,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 08:57:30,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:57:30,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-09 08:57:30,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3addae1e-de4b-4740-9bbc-ca14aca794c1/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-09 08:57:30,908 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2021-11-09 08:57:30,908 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2021-11-09 08:57:30,909 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2021-11-09 08:57:30,910 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2021-11-09 08:57:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2021-11-09 08:57:30,910 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2021-11-09 08:57:30,910 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2021-11-09 08:57:30,911 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2021-11-09 08:57:30,911 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2021-11-09 08:57:30,911 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2021-11-09 08:57:30,911 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2021-11-09 08:57:30,911 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2021-11-09 08:57:30,911 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2021-11-09 08:57:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2021-11-09 08:57:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-09 08:57:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-09 08:57:30,912 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2021-11-09 08:57:30,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-09 08:57:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2021-11-09 08:57:30,913 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2021-11-09 08:57:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2021-11-09 08:57:30,913 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2021-11-09 08:57:30,913 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-09 08:57:30,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-09 08:57:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2021-11-09 08:57:30,914 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2021-11-09 08:57:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-09 08:57:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2021-11-09 08:57:30,914 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2021-11-09 08:57:30,914 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2021-11-09 08:57:30,914 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2021-11-09 08:57:30,915 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2021-11-09 08:57:30,915 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2021-11-09 08:57:30,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-09 08:57:30,915 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-09 08:57:30,915 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2021-11-09 08:57:30,915 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2021-11-09 08:57:30,916 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2021-11-09 08:57:30,916 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2021-11-09 08:57:30,916 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2021-11-09 08:57:30,916 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2021-11-09 08:57:30,916 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2021-11-09 08:57:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2021-11-09 08:57:30,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 08:57:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 08:57:30,917 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2021-11-09 08:57:30,917 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2021-11-09 08:57:30,918 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2021-11-09 08:57:30,918 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2021-11-09 08:57:30,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-09 08:57:30,918 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2021-11-09 08:57:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2021-11-09 08:57:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2021-11-09 08:57:30,919 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2021-11-09 08:57:30,919 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2021-11-09 08:57:30,920 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2021-11-09 08:57:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-09 08:57:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2021-11-09 08:57:30,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-09 08:57:30,921 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2021-11-09 08:57:30,922 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2021-11-09 08:57:30,922 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2021-11-09 08:57:30,923 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2021-11-09 08:57:30,923 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2021-11-09 08:57:30,924 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2021-11-09 08:57:30,924 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2021-11-09 08:57:30,924 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2021-11-09 08:57:30,924 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2021-11-09 08:57:30,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-09 08:57:30,924 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2021-11-09 08:57:30,925 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2021-11-09 08:57:30,925 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2021-11-09 08:57:30,925 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2021-11-09 08:57:30,926 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2021-11-09 08:57:30,927 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2021-11-09 08:57:30,927 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2021-11-09 08:57:30,927 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2021-11-09 08:57:30,927 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2021-11-09 08:57:30,927 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2021-11-09 08:57:30,927 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2021-11-09 08:57:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2021-11-09 08:57:30,928 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2021-11-09 08:57:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2021-11-09 08:57:30,928 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2021-11-09 08:57:30,928 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2021-11-09 08:57:30,928 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2021-11-09 08:57:30,929 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2021-11-09 08:57:30,929 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2021-11-09 08:57:30,929 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2021-11-09 08:57:30,929 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2021-11-09 08:57:30,930 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2021-11-09 08:57:30,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-09 08:57:30,930 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2021-11-09 08:57:30,931 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2021-11-09 08:57:30,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-09 08:57:30,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-09 08:57:30,931 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2021-11-09 08:57:30,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2021-11-09 08:57:30,932 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2021-11-09 08:57:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2021-11-09 08:57:30,933 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2021-11-09 08:57:30,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2021-11-09 08:57:30,934 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2021-11-09 08:57:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2021-11-09 08:57:30,935 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2021-11-09 08:57:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2021-11-09 08:57:30,935 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2021-11-09 08:57:30,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2021-11-09 08:57:30,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-09 08:57:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-09 08:57:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-09 08:57:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-09 08:57:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2021-11-09 08:57:30,936 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2021-11-09 08:57:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2021-11-09 08:57:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2021-11-09 08:57:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2021-11-09 08:57:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2021-11-09 08:57:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2021-11-09 08:57:30,938 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2021-11-09 08:57:30,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2021-11-09 08:57:30,939 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2021-11-09 08:57:30,942 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2021-11-09 08:57:30,942 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-09 08:57:30,942 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-09 08:57:30,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-09 08:57:30,944 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2021-11-09 08:57:30,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2021-11-09 08:57:30,945 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2021-11-09 08:57:30,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2021-11-09 08:57:30,945 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2021-11-09 08:57:30,952 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2021-11-09 08:57:30,953 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2021-11-09 08:57:30,953 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2021-11-09 08:57:30,953 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2021-11-09 08:57:30,953 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2021-11-09 08:57:30,953 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2021-11-09 08:57:30,953 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2021-11-09 08:57:30,953 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-09 08:57:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-11-09 08:57:30,954 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2021-11-09 08:57:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2021-11-09 08:57:30,954 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2021-11-09 08:57:30,954 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2021-11-09 08:57:30,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-09 08:57:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2021-11-09 08:57:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2021-11-09 08:57:30,955 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2021-11-09 08:57:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2021-11-09 08:57:30,955 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2021-11-09 08:57:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2021-11-09 08:57:30,955 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2021-11-09 08:57:30,956 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2021-11-09 08:57:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2021-11-09 08:57:30,956 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2021-11-09 08:57:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2021-11-09 08:57:30,956 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2021-11-09 08:57:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2021-11-09 08:57:30,956 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2021-11-09 08:57:30,957 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2021-11-09 08:57:30,957 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2021-11-09 08:57:30,957 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2021-11-09 08:57:30,957 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2021-11-09 08:57:30,957 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2021-11-09 08:57:30,957 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2021-11-09 08:57:30,958 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2021-11-09 08:57:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2021-11-09 08:57:30,958 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2021-11-09 08:57:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2021-11-09 08:57:30,958 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2021-11-09 08:57:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-09 09:01:57,209 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 09:01:57,210 INFO L299 CfgBuilder]: Removed 9608 assume(true) statements. [2021-11-09 09:01:57,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:01:57 BoogieIcfgContainer [2021-11-09 09:01:57,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 09:01:57,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-09 09:01:57,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-09 09:01:57,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-09 09:01:57,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 08:57:12" (1/3) ... [2021-11-09 09:01:57,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@696e2d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 09:01:57, skipping insertion in model container [2021-11-09 09:01:57,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:57:26" (2/3) ... [2021-11-09 09:01:57,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@696e2d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 09:01:57, skipping insertion in model container [2021-11-09 09:01:57,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:01:57" (3/3) ... [2021-11-09 09:01:57,228 INFO L111 eAbstractionObserver]: Analyzing ICFG main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-11-09 09:01:57,234 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-09 09:01:57,234 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 264 error locations. [2021-11-09 09:01:57,317 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-09 09:01:57,325 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 [2021-11-09 09:01:57,325 INFO L340 AbstractCegarLoop]: Starting to check reachability of 264 error locations. [2021-11-09 09:01:57,481 INFO L276 IsEmpty]: Start isEmpty. Operand has 8681 states, 8204 states have (on average 1.3464163822525597) internal successors, (11046), 8504 states have internal predecessors, (11046), 137 states have call successors, (137), 75 states have call predecessors, (137), 75 states have return successors, (137), 115 states have call predecessors, (137), 137 states have call successors, (137) [2021-11-09 09:01:57,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-09 09:01:57,487 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:01:57,488 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-09 09:01:57,488 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_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 262 more)] === [2021-11-09 09:01:57,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:01:57,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1815356490, now seen corresponding path program 1 times [2021-11-09 09:01:57,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:01:57,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368058736] [2021-11-09 09:01:57,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:01:57,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:01:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:01:58,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:01:58,920 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:01:58,921 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368058736] [2021-11-09 09:01:58,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368058736] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:01:58,922 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:01:58,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:01:58,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404763889] [2021-11-09 09:01:58,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:01:58,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:01:58,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:01:58,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:01:58,973 INFO L87 Difference]: Start difference. First operand has 8681 states, 8204 states have (on average 1.3464163822525597) internal successors, (11046), 8504 states have internal predecessors, (11046), 137 states have call successors, (137), 75 states have call predecessors, (137), 75 states have return successors, (137), 115 states have call predecessors, (137), 137 states have call successors, (137) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2021-11-09 09:02:02,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:02,251 INFO L93 Difference]: Finished difference Result 24841 states and 32769 transitions. [2021-11-09 09:02:02,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:02,252 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 6 [2021-11-09 09:02:02,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:02,402 INFO L225 Difference]: With dead ends: 24841 [2021-11-09 09:02:02,403 INFO L226 Difference]: Without dead ends: 16009 [2021-11-09 09:02:02,496 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 [2021-11-09 09:02:02,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16009 states. [2021-11-09 09:02:03,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16009 to 15579. [2021-11-09 09:02:03,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15579 states, 14904 states have (on average 1.3071658615136876) internal successors, (19482), 15231 states have internal predecessors, (19482), 264 states have call successors, (264), 148 states have call predecessors, (264), 148 states have return successors, (391), 223 states have call predecessors, (391), 264 states have call successors, (391) [2021-11-09 09:02:03,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15579 states to 15579 states and 20137 transitions. [2021-11-09 09:02:03,210 INFO L78 Accepts]: Start accepts. Automaton has 15579 states and 20137 transitions. Word has length 6 [2021-11-09 09:02:03,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:02:03,211 INFO L470 AbstractCegarLoop]: Abstraction has 15579 states and 20137 transitions. [2021-11-09 09:02:03,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2021-11-09 09:02:03,212 INFO L276 IsEmpty]: Start isEmpty. Operand 15579 states and 20137 transitions. [2021-11-09 09:02:03,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-09 09:02:03,212 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:02:03,212 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:02:03,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-09 09:02:03,213 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_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 262 more)] === [2021-11-09 09:02:03,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:02:03,214 INFO L85 PathProgramCache]: Analyzing trace with hash 441500171, now seen corresponding path program 1 times [2021-11-09 09:02:03,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:02:03,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930036030] [2021-11-09 09:02:03,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:02:03,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:02:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:02:03,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:02:03,992 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:02:03,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930036030] [2021-11-09 09:02:03,993 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930036030] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:02:03,993 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:02:03,993 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:02:03,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078998659] [2021-11-09 09:02:03,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:02:03,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:02:03,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:02:03,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:02:03,996 INFO L87 Difference]: Start difference. First operand 15579 states and 20137 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2021-11-09 09:02:06,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:06,860 INFO L93 Difference]: Finished difference Result 15579 states and 20137 transitions. [2021-11-09 09:02:06,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:06,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 7 [2021-11-09 09:02:06,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:06,977 INFO L225 Difference]: With dead ends: 15579 [2021-11-09 09:02:06,977 INFO L226 Difference]: Without dead ends: 15577 [2021-11-09 09:02:06,987 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 [2021-11-09 09:02:07,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15577 states. [2021-11-09 09:02:07,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15577 to 15577. [2021-11-09 09:02:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15577 states, 14903 states have (on average 1.307119371938536) internal successors, (19480), 15229 states have internal predecessors, (19480), 264 states have call successors, (264), 148 states have call predecessors, (264), 148 states have return successors, (391), 223 states have call predecessors, (391), 264 states have call successors, (391) [2021-11-09 09:02:07,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15577 states to 15577 states and 20135 transitions. [2021-11-09 09:02:07,683 INFO L78 Accepts]: Start accepts. Automaton has 15577 states and 20135 transitions. Word has length 7 [2021-11-09 09:02:07,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:02:07,685 INFO L470 AbstractCegarLoop]: Abstraction has 15577 states and 20135 transitions. [2021-11-09 09:02:07,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2021-11-09 09:02:07,686 INFO L276 IsEmpty]: Start isEmpty. Operand 15577 states and 20135 transitions. [2021-11-09 09:02:07,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-09 09:02:07,687 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:02:07,688 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:02:07,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-09 09:02:07,688 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_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 262 more)] === [2021-11-09 09:02:07,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:02:07,699 INFO L85 PathProgramCache]: Analyzing trace with hash 801627252, now seen corresponding path program 1 times [2021-11-09 09:02:07,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:02:07,699 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888493882] [2021-11-09 09:02:07,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:02:07,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:02:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:02:08,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:02:08,402 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:02:08,402 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888493882] [2021-11-09 09:02:08,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888493882] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:02:08,403 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:02:08,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:02:08,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466177961] [2021-11-09 09:02:08,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:02:08,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:02:08,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:02:08,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:02:08,406 INFO L87 Difference]: Start difference. First operand 15577 states and 20135 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-11-09 09:02:11,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:11,473 INFO L93 Difference]: Finished difference Result 15577 states and 20135 transitions. [2021-11-09 09:02:11,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:11,474 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 8 [2021-11-09 09:02:11,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:11,528 INFO L225 Difference]: With dead ends: 15577 [2021-11-09 09:02:11,529 INFO L226 Difference]: Without dead ends: 15573 [2021-11-09 09:02:11,537 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 [2021-11-09 09:02:11,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15573 states. [2021-11-09 09:02:12,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15573 to 15573. [2021-11-09 09:02:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15573 states, 14901 states have (on average 1.306959264478894) internal successors, (19475), 15225 states have internal predecessors, (19475), 264 states have call successors, (264), 148 states have call predecessors, (264), 148 states have return successors, (391), 223 states have call predecessors, (391), 264 states have call successors, (391) [2021-11-09 09:02:12,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15573 states to 15573 states and 20130 transitions. [2021-11-09 09:02:12,132 INFO L78 Accepts]: Start accepts. Automaton has 15573 states and 20130 transitions. Word has length 8 [2021-11-09 09:02:12,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:02:12,133 INFO L470 AbstractCegarLoop]: Abstraction has 15573 states and 20130 transitions. [2021-11-09 09:02:12,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-11-09 09:02:12,134 INFO L276 IsEmpty]: Start isEmpty. Operand 15573 states and 20130 transitions. [2021-11-09 09:02:12,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-09 09:02:12,135 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:02:12,136 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:02:12,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-09 09:02:12,140 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_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 262 more)] === [2021-11-09 09:02:12,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:02:12,141 INFO L85 PathProgramCache]: Analyzing trace with hash -919335115, now seen corresponding path program 1 times [2021-11-09 09:02:12,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:02:12,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098043500] [2021-11-09 09:02:12,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:02:12,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:02:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:02:12,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:02:12,889 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:02:12,889 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098043500] [2021-11-09 09:02:12,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098043500] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:02:12,890 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:02:12,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:02:12,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873190078] [2021-11-09 09:02:12,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:02:12,891 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:02:12,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:02:12,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:02:12,892 INFO L87 Difference]: Start difference. First operand 15573 states and 20130 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2021-11-09 09:02:16,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:16,596 INFO L93 Difference]: Finished difference Result 37239 states and 49549 transitions. [2021-11-09 09:02:16,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:16,597 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2021-11-09 09:02:16,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:16,710 INFO L225 Difference]: With dead ends: 37239 [2021-11-09 09:02:16,711 INFO L226 Difference]: Without dead ends: 21668 [2021-11-09 09:02:16,814 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 [2021-11-09 09:02:16,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21668 states. [2021-11-09 09:02:17,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21668 to 20749. [2021-11-09 09:02:17,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20749 states, 19672 states have (on average 1.2963603090687272) internal successors, (25502), 20058 states have internal predecessors, (25502), 523 states have call successors, (523), 296 states have call predecessors, (523), 294 states have return successors, (1516), 441 states have call predecessors, (1516), 523 states have call successors, (1516) [2021-11-09 09:02:17,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20749 states to 20749 states and 27541 transitions. [2021-11-09 09:02:17,689 INFO L78 Accepts]: Start accepts. Automaton has 20749 states and 27541 transitions. Word has length 9 [2021-11-09 09:02:17,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:02:17,690 INFO L470 AbstractCegarLoop]: Abstraction has 20749 states and 27541 transitions. [2021-11-09 09:02:17,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2021-11-09 09:02:17,690 INFO L276 IsEmpty]: Start isEmpty. Operand 20749 states and 27541 transitions. [2021-11-09 09:02:17,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-09 09:02:17,691 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:02:17,691 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:02:17,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-09 09:02:17,692 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_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 262 more)] === [2021-11-09 09:02:17,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:02:17,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1565406366, now seen corresponding path program 1 times [2021-11-09 09:02:17,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:02:17,693 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267404299] [2021-11-09 09:02:17,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:02:17,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:02:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:02:18,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:02:18,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:02:18,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267404299] [2021-11-09 09:02:18,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267404299] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:02:18,370 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:02:18,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:02:18,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832656048] [2021-11-09 09:02:18,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:02:18,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:02:18,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:02:18,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:02:18,372 INFO L87 Difference]: Start difference. First operand 20749 states and 27541 transitions. 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) [2021-11-09 09:02:21,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:21,380 INFO L93 Difference]: Finished difference Result 20749 states and 27541 transitions. [2021-11-09 09:02:21,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:21,380 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 [2021-11-09 09:02:21,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:21,461 INFO L225 Difference]: With dead ends: 20749 [2021-11-09 09:02:21,462 INFO L226 Difference]: Without dead ends: 20745 [2021-11-09 09:02:21,476 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 [2021-11-09 09:02:21,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20745 states. [2021-11-09 09:02:22,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20745 to 20745. [2021-11-09 09:02:22,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20745 states, 19670 states have (on average 1.2961362480935434) internal successors, (25495), 20054 states have internal predecessors, (25495), 523 states have call successors, (523), 296 states have call predecessors, (523), 294 states have return successors, (1516), 441 states have call predecessors, (1516), 523 states have call successors, (1516) [2021-11-09 09:02:22,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20745 states to 20745 states and 27534 transitions. [2021-11-09 09:02:22,362 INFO L78 Accepts]: Start accepts. Automaton has 20745 states and 27534 transitions. Word has length 10 [2021-11-09 09:02:22,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:02:22,363 INFO L470 AbstractCegarLoop]: Abstraction has 20745 states and 27534 transitions. [2021-11-09 09:02:22,363 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) [2021-11-09 09:02:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 20745 states and 27534 transitions. [2021-11-09 09:02:22,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-09 09:02:22,365 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:02:22,365 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:02:22,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-09 09:02:22,365 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_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 262 more)] === [2021-11-09 09:02:22,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:02:22,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1282980959, now seen corresponding path program 1 times [2021-11-09 09:02:22,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:02:22,367 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406085786] [2021-11-09 09:02:22,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:02:22,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:02:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:02:23,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:02:23,020 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:02:23,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406085786] [2021-11-09 09:02:23,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406085786] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:02:23,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:02:23,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:02:23,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046267977] [2021-11-09 09:02:23,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:02:23,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:02:23,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:02:23,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:02:23,029 INFO L87 Difference]: Start difference. First operand 20745 states and 27534 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) [2021-11-09 09:02:27,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:27,690 INFO L93 Difference]: Finished difference Result 20745 states and 27534 transitions. [2021-11-09 09:02:27,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:27,691 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 [2021-11-09 09:02:27,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:27,778 INFO L225 Difference]: With dead ends: 20745 [2021-11-09 09:02:27,779 INFO L226 Difference]: Without dead ends: 20547 [2021-11-09 09:02:27,793 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 [2021-11-09 09:02:27,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20547 states. [2021-11-09 09:02:28,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20547 to 20547. [2021-11-09 09:02:28,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20547 states, 19571 states have (on average 1.2862909406775331) internal successors, (25174), 19856 states have internal predecessors, (25174), 523 states have call successors, (523), 296 states have call predecessors, (523), 294 states have return successors, (1516), 441 states have call predecessors, (1516), 523 states have call successors, (1516) [2021-11-09 09:02:28,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20547 states to 20547 states and 27213 transitions. [2021-11-09 09:02:28,686 INFO L78 Accepts]: Start accepts. Automaton has 20547 states and 27213 transitions. Word has length 11 [2021-11-09 09:02:28,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:02:28,687 INFO L470 AbstractCegarLoop]: Abstraction has 20547 states and 27213 transitions. [2021-11-09 09:02:28,687 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) [2021-11-09 09:02:28,688 INFO L276 IsEmpty]: Start isEmpty. Operand 20547 states and 27213 transitions. [2021-11-09 09:02:28,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-09 09:02:28,693 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:02:28,694 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:02:28,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-09 09:02:28,695 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_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 262 more)] === [2021-11-09 09:02:28,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:02:28,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1117727944, now seen corresponding path program 1 times [2021-11-09 09:02:28,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:02:28,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991414920] [2021-11-09 09:02:28,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:02:28,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:02:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:02:29,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:02:29,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:02:29,356 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991414920] [2021-11-09 09:02:29,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991414920] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:02:29,357 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:02:29,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:02:29,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482591849] [2021-11-09 09:02:29,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:02:29,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:02:29,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:02:29,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:02:29,359 INFO L87 Difference]: Start difference. First operand 20547 states and 27213 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) [2021-11-09 09:02:32,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:32,264 INFO L93 Difference]: Finished difference Result 20547 states and 27213 transitions. [2021-11-09 09:02:32,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:32,265 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 [2021-11-09 09:02:32,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:32,338 INFO L225 Difference]: With dead ends: 20547 [2021-11-09 09:02:32,339 INFO L226 Difference]: Without dead ends: 20545 [2021-11-09 09:02:32,352 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 [2021-11-09 09:02:32,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20545 states. [2021-11-09 09:02:33,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20545 to 20545. [2021-11-09 09:02:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20545 states, 19570 states have (on average 1.2862544711292796) internal successors, (25172), 19854 states have internal predecessors, (25172), 523 states have call successors, (523), 296 states have call predecessors, (523), 294 states have return successors, (1516), 441 states have call predecessors, (1516), 523 states have call successors, (1516) [2021-11-09 09:02:33,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20545 states to 20545 states and 27211 transitions. [2021-11-09 09:02:33,320 INFO L78 Accepts]: Start accepts. Automaton has 20545 states and 27211 transitions. Word has length 12 [2021-11-09 09:02:33,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:02:33,321 INFO L470 AbstractCegarLoop]: Abstraction has 20545 states and 27211 transitions. [2021-11-09 09:02:33,321 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) [2021-11-09 09:02:33,321 INFO L276 IsEmpty]: Start isEmpty. Operand 20545 states and 27211 transitions. [2021-11-09 09:02:33,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-09 09:02:33,326 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:02:33,326 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:02:33,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-09 09:02:33,327 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_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 262 more)] === [2021-11-09 09:02:33,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:02:33,327 INFO L85 PathProgramCache]: Analyzing trace with hash 289851785, now seen corresponding path program 1 times [2021-11-09 09:02:33,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:02:33,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192322175] [2021-11-09 09:02:33,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:02:33,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:02:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:02:33,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:02:33,907 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:02:33,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192322175] [2021-11-09 09:02:33,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192322175] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:02:33,908 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:02:33,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:02:33,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782101731] [2021-11-09 09:02:33,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:02:33,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:02:33,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:02:33,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:02:33,911 INFO L87 Difference]: Start difference. First operand 20545 states and 27211 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) [2021-11-09 09:02:38,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:38,098 INFO L93 Difference]: Finished difference Result 61475 states and 85796 transitions. [2021-11-09 09:02:38,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:38,099 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 [2021-11-09 09:02:38,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:38,281 INFO L225 Difference]: With dead ends: 61475 [2021-11-09 09:02:38,281 INFO L226 Difference]: Without dead ends: 40932 [2021-11-09 09:02:38,458 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 [2021-11-09 09:02:38,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40932 states. [2021-11-09 09:02:40,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40932 to 39790. [2021-11-09 09:02:40,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39790 states, 38011 states have (on average 1.2866012470074453) internal successors, (48905), 38416 states have internal predecessors, (48905), 1034 states have call successors, (1034), 592 states have call predecessors, (1034), 588 states have return successors, (4418), 872 states have call predecessors, (4418), 1034 states have call successors, (4418) [2021-11-09 09:02:40,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39790 states to 39790 states and 54357 transitions. [2021-11-09 09:02:40,748 INFO L78 Accepts]: Start accepts. Automaton has 39790 states and 54357 transitions. Word has length 13 [2021-11-09 09:02:40,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:02:40,749 INFO L470 AbstractCegarLoop]: Abstraction has 39790 states and 54357 transitions. [2021-11-09 09:02:40,749 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) [2021-11-09 09:02:40,750 INFO L276 IsEmpty]: Start isEmpty. Operand 39790 states and 54357 transitions. [2021-11-09 09:02:40,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-09 09:02:40,750 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:02:40,750 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:02:40,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-09 09:02:40,751 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_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 262 more)] === [2021-11-09 09:02:40,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:02:40,751 INFO L85 PathProgramCache]: Analyzing trace with hash 395494642, now seen corresponding path program 1 times [2021-11-09 09:02:40,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:02:40,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639958133] [2021-11-09 09:02:40,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:02:40,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:02:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:02:41,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:02:41,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:02:41,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639958133] [2021-11-09 09:02:41,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639958133] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:02:41,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:02:41,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:02:41,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737534175] [2021-11-09 09:02:41,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:02:41,346 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:02:41,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:02:41,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:02:41,347 INFO L87 Difference]: Start difference. First operand 39790 states and 54357 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) [2021-11-09 09:02:45,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:45,249 INFO L93 Difference]: Finished difference Result 39790 states and 54357 transitions. [2021-11-09 09:02:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:45,250 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 [2021-11-09 09:02:45,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:45,347 INFO L225 Difference]: With dead ends: 39790 [2021-11-09 09:02:45,347 INFO L226 Difference]: Without dead ends: 39788 [2021-11-09 09:02:45,361 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 [2021-11-09 09:02:45,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39788 states. [2021-11-09 09:02:46,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39788 to 39788. [2021-11-09 09:02:46,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39788 states, 38010 states have (on average 1.2865824782951856) internal successors, (48903), 38414 states have internal predecessors, (48903), 1034 states have call successors, (1034), 592 states have call predecessors, (1034), 588 states have return successors, (4418), 872 states have call predecessors, (4418), 1034 states have call successors, (4418) [2021-11-09 09:02:47,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39788 states to 39788 states and 54355 transitions. [2021-11-09 09:02:47,336 INFO L78 Accepts]: Start accepts. Automaton has 39788 states and 54355 transitions. Word has length 14 [2021-11-09 09:02:47,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:02:47,337 INFO L470 AbstractCegarLoop]: Abstraction has 39788 states and 54355 transitions. [2021-11-09 09:02:47,337 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) [2021-11-09 09:02:47,337 INFO L276 IsEmpty]: Start isEmpty. Operand 39788 states and 54355 transitions. [2021-11-09 09:02:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-09 09:02:47,338 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:02:47,338 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:02:47,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-09 09:02:47,338 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_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 262 more)] === [2021-11-09 09:02:47,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:02:47,339 INFO L85 PathProgramCache]: Analyzing trace with hash -624544077, now seen corresponding path program 1 times [2021-11-09 09:02:47,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:02:47,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619641162] [2021-11-09 09:02:47,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:02:47,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:02:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:02:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:02:48,052 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:02:48,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619641162] [2021-11-09 09:02:48,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619641162] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:02:48,053 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:02:48,053 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:02:48,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896486023] [2021-11-09 09:02:48,055 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:02:48,055 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:02:48,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:02:48,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:02:48,058 INFO L87 Difference]: Start difference. First operand 39788 states and 54355 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) [2021-11-09 09:02:54,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 09:02:54,649 INFO L93 Difference]: Finished difference Result 117110 states and 172662 transitions. [2021-11-09 09:02:54,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 09:02:54,650 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 [2021-11-09 09:02:54,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-09 09:02:55,356 INFO L225 Difference]: With dead ends: 117110 [2021-11-09 09:02:55,356 INFO L226 Difference]: Without dead ends: 77324 [2021-11-09 09:02:55,715 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 [2021-11-09 09:02:55,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77324 states. [2021-11-09 09:03:00,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77324 to 75765. [2021-11-09 09:03:00,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75765 states, 72452 states have (on average 1.2894744106442886) internal successors, (93425), 73089 states have internal predecessors, (93425), 2014 states have call successors, (2014), 1156 states have call predecessors, (2014), 1144 states have return successors, (12550), 1662 states have call predecessors, (12550), 2014 states have call successors, (12550) [2021-11-09 09:03:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75765 states to 75765 states and 107989 transitions. [2021-11-09 09:03:00,936 INFO L78 Accepts]: Start accepts. Automaton has 75765 states and 107989 transitions. Word has length 15 [2021-11-09 09:03:00,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-09 09:03:00,937 INFO L470 AbstractCegarLoop]: Abstraction has 75765 states and 107989 transitions. [2021-11-09 09:03:00,937 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) [2021-11-09 09:03:00,937 INFO L276 IsEmpty]: Start isEmpty. Operand 75765 states and 107989 transitions. [2021-11-09 09:03:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-09 09:03:00,938 INFO L505 BasicCegarLoop]: Found error trace [2021-11-09 09:03:00,938 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 09:03:00,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-09 09:03:00,939 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_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 262 more)] === [2021-11-09 09:03:00,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:03:00,940 INFO L85 PathProgramCache]: Analyzing trace with hash 2113994012, now seen corresponding path program 1 times [2021-11-09 09:03:00,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:03:00,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051534259] [2021-11-09 09:03:00,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:03:00,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:03:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 09:03:01,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 09:03:01,703 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 09:03:01,703 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051534259] [2021-11-09 09:03:01,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051534259] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 09:03:01,704 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 09:03:01,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 09:03:01,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734479660] [2021-11-09 09:03:01,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-09 09:03:01,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 09:03:01,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 09:03:01,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 09:03:01,708 INFO L87 Difference]: Start difference. First operand 75765 states and 107989 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)