/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:15:41,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:15:41,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:15:41,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:15:41,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:15:41,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:15:41,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:15:41,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:15:41,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:15:41,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:15:41,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:15:41,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:15:41,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:15:41,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:15:41,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:15:41,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:15:41,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:15:41,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:15:41,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:15:41,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:15:41,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:15:41,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:15:41,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:15:41,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:15:41,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:15:41,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:15:41,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:15:41,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:15:41,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:15:41,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:15:41,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:15:41,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:15:41,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:15:41,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:15:41,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:15:41,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:15:41,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:15:41,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:15:41,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:15:41,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:15:41,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:15:41,204 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 13:15:41,259 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:15:41,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:15:41,261 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:15:41,261 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:15:41,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:15:41,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:15:41,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:15:41,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:15:41,266 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:15:41,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:15:41,268 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:15:41,268 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:15:41,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:15:41,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:15:41,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:15:41,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:15:41,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:15:41,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:15:41,269 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:15:41,270 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:15:41,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:15:41,270 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:15:41,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:15:41,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:15:41,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:15:41,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:15:41,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:15:41,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:15:41,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:15:41,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:15:41,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:15:41,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:15:41,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:15:41,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:15:41,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:15:41,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:15:41,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:15:41,725 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:15:41,726 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:15:41,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2022-10-16 13:15:41,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48bcea60d/c56cb4376b83462bbe478f445a9ec301/FLAG117bb433c [2022-10-16 13:15:43,015 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:15:43,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2022-10-16 13:15:43,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48bcea60d/c56cb4376b83462bbe478f445a9ec301/FLAG117bb433c [2022-10-16 13:15:43,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48bcea60d/c56cb4376b83462bbe478f445a9ec301 [2022-10-16 13:15:43,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:15:43,109 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:15:43,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:15:43,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:15:43,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:15:43,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:15:43" (1/1) ... [2022-10-16 13:15:43,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9659ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:43, skipping insertion in model container [2022-10-16 13:15:43,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:15:43" (1/1) ... [2022-10-16 13:15:43,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:15:43,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:15:43,867 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3460] [2022-10-16 13:15:43,868 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3461-3462] [2022-10-16 13:15:44,077 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i[104435,104448] [2022-10-16 13:15:44,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:15:44,595 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:15:44,700 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3460] [2022-10-16 13:15:44,701 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3461-3462] [2022-10-16 13:15:44,725 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i[104435,104448] [2022-10-16 13:15:44,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:15:45,036 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:15:45,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45 WrapperNode [2022-10-16 13:15:45,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:15:45,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:15:45,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:15:45,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:15:45,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,235 INFO L138 Inliner]: procedures = 139, calls = 823, calls flagged for inlining = 60, calls inlined = 49, statements flattened = 1723 [2022-10-16 13:15:45,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:15:45,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:15:45,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:15:45,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:15:45,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,407 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:15:45,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:15:45,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:15:45,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:15:45,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (1/1) ... [2022-10-16 13:15:45,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:15:45,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:15:45,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 13:15:45,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 13:15:45,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 13:15:45,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 13:15:45,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 13:15:45,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 13:15:45,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 13:15:45,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:15:45,555 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2022-10-16 13:15:45,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2022-10-16 13:15:45,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 13:15:45,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 13:15:45,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-16 13:15:45,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-16 13:15:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:15:45,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:15:45,556 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_dealloc_kioc [2022-10-16 13:15:45,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_dealloc_kioc [2022-10-16 13:15:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-16 13:15:45,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-16 13:15:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_attach_buf [2022-10-16 13:15:45,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_attach_buf [2022-10-16 13:15:45,557 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-10-16 13:15:45,557 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-10-16 13:15:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:15:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-16 13:15:45,558 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-16 13:15:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 13:15:45,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 13:15:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:15:45,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:15:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 13:15:45,559 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 13:15:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_ioctl [2022-10-16 13:15:45,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_ioctl [2022-10-16 13:15:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:15:45,560 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:15:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:15:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-16 13:15:45,560 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-16 13:15:45,560 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-16 13:15:45,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-16 13:15:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:15:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:15:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:15:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 13:15:45,561 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 13:15:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-16 13:15:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-10-16 13:15:45,562 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-10-16 13:15:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-10-16 13:15:45,562 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-10-16 13:15:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure up [2022-10-16 13:15:45,563 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2022-10-16 13:15:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:15:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-16 13:15:45,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-16 13:15:45,563 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 13:15:45,563 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 13:15:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:15:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:15:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-16 13:15:45,564 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-16 13:15:45,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:15:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 13:15:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 13:15:45,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 13:15:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-16 13:15:45,565 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-16 13:15:45,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:15:45,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:15:45,566 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-10-16 13:15:45,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-10-16 13:15:45,995 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:15:45,998 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:15:46,291 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 13:15:48,002 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:15:48,017 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:15:48,017 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 13:15:48,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:15:48 BoogieIcfgContainer [2022-10-16 13:15:48,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:15:48,024 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:15:48,024 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:15:48,028 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:15:48,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:15:43" (1/3) ... [2022-10-16 13:15:48,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1169009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:15:48, skipping insertion in model container [2022-10-16 13:15:48,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:15:45" (2/3) ... [2022-10-16 13:15:48,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1169009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:15:48, skipping insertion in model container [2022-10-16 13:15:48,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:15:48" (3/3) ... [2022-10-16 13:15:48,032 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2022-10-16 13:15:48,058 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:15:48,059 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-10-16 13:15:48,137 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:15:48,146 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@31aa8864, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:15:48,146 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2022-10-16 13:15:48,154 INFO L276 IsEmpty]: Start isEmpty. Operand has 432 states, 326 states have (on average 1.4233128834355828) internal successors, (464), 343 states have internal predecessors, (464), 69 states have call successors, (69), 27 states have call predecessors, (69), 26 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2022-10-16 13:15:48,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-16 13:15:48,166 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:15:48,167 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:15:48,168 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:15:48,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:15:48,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1054469616, now seen corresponding path program 1 times [2022-10-16 13:15:48,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:15:48,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816522991] [2022-10-16 13:15:48,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:15:48,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:15:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 13:15:48,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:15:48,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816522991] [2022-10-16 13:15:48,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816522991] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:15:48,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:15:48,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 13:15:48,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598487732] [2022-10-16 13:15:48,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:15:48,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 13:15:48,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:15:48,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 13:15:48,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 13:15:48,876 INFO L87 Difference]: Start difference. First operand has 432 states, 326 states have (on average 1.4233128834355828) internal successors, (464), 343 states have internal predecessors, (464), 69 states have call successors, (69), 27 states have call predecessors, (69), 26 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) 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) [2022-10-16 13:15:49,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:15:49,057 INFO L93 Difference]: Finished difference Result 894 states and 1257 transitions. [2022-10-16 13:15:49,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 13:15:49,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-10-16 13:15:49,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:15:49,078 INFO L225 Difference]: With dead ends: 894 [2022-10-16 13:15:49,079 INFO L226 Difference]: Without dead ends: 438 [2022-10-16 13:15:49,093 INFO L412 NwaCegarLoop]: 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 [2022-10-16 13:15:49,097 INFO L413 NwaCegarLoop]: 591 mSDtfsCounter, 47 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 1158 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:15:49,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 1158 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 13:15:49,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2022-10-16 13:15:49,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 435. [2022-10-16 13:15:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 335 states have (on average 1.4029850746268657) internal successors, (470), 345 states have internal predecessors, (470), 66 states have call successors, (66), 26 states have call predecessors, (66), 26 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2022-10-16 13:15:49,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 602 transitions. [2022-10-16 13:15:49,196 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 602 transitions. Word has length 16 [2022-10-16 13:15:49,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:15:49,197 INFO L495 AbstractCegarLoop]: Abstraction has 435 states and 602 transitions. [2022-10-16 13:15:49,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-16 13:15:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 602 transitions. [2022-10-16 13:15:49,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-16 13:15:49,201 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:15:49,201 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:15:49,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:15:49,202 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:15:49,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:15:49,203 INFO L85 PathProgramCache]: Analyzing trace with hash 2142992540, now seen corresponding path program 1 times [2022-10-16 13:15:49,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:15:49,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552207741] [2022-10-16 13:15:49,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:15:49,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:15:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:49,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:15:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:49,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:15:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:49,576 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-16 13:15:49,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:15:49,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552207741] [2022-10-16 13:15:49,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552207741] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:15:49,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:15:49,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:15:49,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363628116] [2022-10-16 13:15:49,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:15:49,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:15:49,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:15:49,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:15:49,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:15:49,582 INFO L87 Difference]: Start difference. First operand 435 states and 602 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 13:15:51,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:15:51,476 INFO L93 Difference]: Finished difference Result 936 states and 1302 transitions. [2022-10-16 13:15:51,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:15:51,477 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 46 [2022-10-16 13:15:51,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:15:51,485 INFO L225 Difference]: With dead ends: 936 [2022-10-16 13:15:51,485 INFO L226 Difference]: Without dead ends: 504 [2022-10-16 13:15:51,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:15:51,490 INFO L413 NwaCegarLoop]: 574 mSDtfsCounter, 157 mSDsluCounter, 612 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 1186 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-10-16 13:15:51,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 1186 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-10-16 13:15:51,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2022-10-16 13:15:51,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 477. [2022-10-16 13:15:51,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 373 states have (on average 1.3994638069705094) internal successors, (522), 383 states have internal predecessors, (522), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:15:51,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 656 transitions. [2022-10-16 13:15:51,545 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 656 transitions. Word has length 46 [2022-10-16 13:15:51,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:15:51,546 INFO L495 AbstractCegarLoop]: Abstraction has 477 states and 656 transitions. [2022-10-16 13:15:51,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 13:15:51,548 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 656 transitions. [2022-10-16 13:15:51,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-16 13:15:51,552 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:15:51,554 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:15:51,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 13:15:51,555 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:15:51,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:15:51,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1568693680, now seen corresponding path program 1 times [2022-10-16 13:15:51,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:15:51,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155127541] [2022-10-16 13:15:51,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:15:51,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:15:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:51,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:15:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:51,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:15:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:51,737 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 13:15:51,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:15:51,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155127541] [2022-10-16 13:15:51,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155127541] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:15:51,738 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:15:51,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:15:51,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260105327] [2022-10-16 13:15:51,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:15:51,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:15:51,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:15:51,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:15:51,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:15:51,741 INFO L87 Difference]: Start difference. First operand 477 states and 656 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 13:15:53,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:15:53,316 INFO L93 Difference]: Finished difference Result 1098 states and 1528 transitions. [2022-10-16 13:15:53,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:15:53,317 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 48 [2022-10-16 13:15:53,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:15:53,331 INFO L225 Difference]: With dead ends: 1098 [2022-10-16 13:15:53,331 INFO L226 Difference]: Without dead ends: 624 [2022-10-16 13:15:53,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:15:53,344 INFO L413 NwaCegarLoop]: 624 mSDtfsCounter, 171 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 1338 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:15:53,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 1338 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 397 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-10-16 13:15:53,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2022-10-16 13:15:53,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 478. [2022-10-16 13:15:53,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 374 states have (on average 1.3983957219251337) internal successors, (523), 384 states have internal predecessors, (523), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:15:53,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 657 transitions. [2022-10-16 13:15:53,404 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 657 transitions. Word has length 48 [2022-10-16 13:15:53,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:15:53,405 INFO L495 AbstractCegarLoop]: Abstraction has 478 states and 657 transitions. [2022-10-16 13:15:53,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 13:15:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 657 transitions. [2022-10-16 13:15:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-16 13:15:53,416 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:15:53,416 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:15:53,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 13:15:53,418 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:15:53,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:15:53,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1568634098, now seen corresponding path program 1 times [2022-10-16 13:15:53,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:15:53,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619091957] [2022-10-16 13:15:53,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:15:53,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:15:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:53,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:15:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:53,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:15:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:53,696 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 13:15:53,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:15:53,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619091957] [2022-10-16 13:15:53,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619091957] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:15:53,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:15:53,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-16 13:15:53,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41469250] [2022-10-16 13:15:53,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:15:53,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:15:53,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:15:53,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:15:53,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:15:53,701 INFO L87 Difference]: Start difference. First operand 478 states and 657 transitions. Second operand has 4 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 13:15:55,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:15:55,329 INFO L93 Difference]: Finished difference Result 604 states and 829 transitions. [2022-10-16 13:15:55,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:15:55,330 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 48 [2022-10-16 13:15:55,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:15:55,335 INFO L225 Difference]: With dead ends: 604 [2022-10-16 13:15:55,335 INFO L226 Difference]: Without dead ends: 602 [2022-10-16 13:15:55,336 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:15:55,337 INFO L413 NwaCegarLoop]: 547 mSDtfsCounter, 151 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 1180 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:15:55,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 1180 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-10-16 13:15:55,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2022-10-16 13:15:55,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 576. [2022-10-16 13:15:55,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 461 states have (on average 1.3904555314533622) internal successors, (641), 471 states have internal predecessors, (641), 73 states have call successors, (73), 34 states have call predecessors, (73), 34 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2022-10-16 13:15:55,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 787 transitions. [2022-10-16 13:15:55,374 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 787 transitions. Word has length 48 [2022-10-16 13:15:55,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:15:55,375 INFO L495 AbstractCegarLoop]: Abstraction has 576 states and 787 transitions. [2022-10-16 13:15:55,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 13:15:55,375 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 787 transitions. [2022-10-16 13:15:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-16 13:15:55,377 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:15:55,377 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:15:55,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 13:15:55,378 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:15:55,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:15:55,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1671278304, now seen corresponding path program 1 times [2022-10-16 13:15:55,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:15:55,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373848248] [2022-10-16 13:15:55,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:15:55,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:15:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:55,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:15:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:55,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:15:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:55,660 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 13:15:55,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:15:55,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373848248] [2022-10-16 13:15:55,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373848248] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:15:55,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810543492] [2022-10-16 13:15:55,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:15:55,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:15:55,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:15:55,671 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:15:55,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 13:15:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:55,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 13:15:56,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:15:56,089 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-16 13:15:56,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:15:56,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [810543492] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:15:56,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:15:56,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 8 [2022-10-16 13:15:56,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874577350] [2022-10-16 13:15:56,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:15:56,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:15:56,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:15:56,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:15:56,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:15:56,092 INFO L87 Difference]: Start difference. First operand 576 states and 787 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 13:15:56,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:15:56,203 INFO L93 Difference]: Finished difference Result 1132 states and 1547 transitions. [2022-10-16 13:15:56,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:15:56,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 62 [2022-10-16 13:15:56,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:15:56,210 INFO L225 Difference]: With dead ends: 1132 [2022-10-16 13:15:56,210 INFO L226 Difference]: Without dead ends: 572 [2022-10-16 13:15:56,213 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:15:56,214 INFO L413 NwaCegarLoop]: 567 mSDtfsCounter, 7 mSDsluCounter, 1693 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 2260 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:15:56,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 2260 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 13:15:56,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2022-10-16 13:15:56,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 572. [2022-10-16 13:15:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 572 states, 457 states have (on average 1.3851203501094091) internal successors, (633), 467 states have internal predecessors, (633), 73 states have call successors, (73), 34 states have call predecessors, (73), 34 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2022-10-16 13:15:56,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 779 transitions. [2022-10-16 13:15:56,266 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 779 transitions. Word has length 62 [2022-10-16 13:15:56,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:15:56,267 INFO L495 AbstractCegarLoop]: Abstraction has 572 states and 779 transitions. [2022-10-16 13:15:56,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-10-16 13:15:56,267 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 779 transitions. [2022-10-16 13:15:56,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-16 13:15:56,268 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:15:56,272 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:15:56,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 13:15:56,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:15:56,474 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:15:56,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:15:56,475 INFO L85 PathProgramCache]: Analyzing trace with hash 470529191, now seen corresponding path program 1 times [2022-10-16 13:15:56,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:15:56,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334232817] [2022-10-16 13:15:56,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:15:56,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:15:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:56,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:15:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:56,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:15:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:56,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:15:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:56,771 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 13:15:56,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:15:56,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334232817] [2022-10-16 13:15:56,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334232817] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:15:56,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475446092] [2022-10-16 13:15:56,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:15:56,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:15:56,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:15:56,774 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:15:56,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 13:15:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:15:57,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 1022 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:15:57,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:15:57,210 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 13:15:57,210 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:15:57,349 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 13:15:57,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [475446092] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:15:57,350 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:15:57,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2022-10-16 13:15:57,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93743791] [2022-10-16 13:15:57,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:15:57,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 13:15:57,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:15:57,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 13:15:57,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:15:57,352 INFO L87 Difference]: Start difference. First operand 572 states and 779 transitions. Second operand has 9 states, 8 states have (on average 18.125) internal successors, (145), 7 states have internal predecessors, (145), 3 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-10-16 13:16:01,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:01,959 INFO L93 Difference]: Finished difference Result 1660 states and 2290 transitions. [2022-10-16 13:16:01,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-16 13:16:01,960 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 18.125) internal successors, (145), 7 states have internal predecessors, (145), 3 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 66 [2022-10-16 13:16:01,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:01,974 INFO L225 Difference]: With dead ends: 1660 [2022-10-16 13:16:01,974 INFO L226 Difference]: Without dead ends: 1658 [2022-10-16 13:16:01,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2022-10-16 13:16:01,982 INFO L413 NwaCegarLoop]: 639 mSDtfsCounter, 2173 mSDsluCounter, 1926 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 730 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2304 SdHoareTripleChecker+Valid, 2565 SdHoareTripleChecker+Invalid, 2372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 730 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:01,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2304 Valid, 2565 Invalid, 2372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [730 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-10-16 13:16:01,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1658 states. [2022-10-16 13:16:02,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1658 to 1108. [2022-10-16 13:16:02,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 889 states have (on average 1.3824521934758156) internal successors, (1229), 901 states have internal predecessors, (1229), 145 states have call successors, (145), 67 states have call predecessors, (145), 67 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2022-10-16 13:16:02,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1519 transitions. [2022-10-16 13:16:02,089 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1519 transitions. Word has length 66 [2022-10-16 13:16:02,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:02,090 INFO L495 AbstractCegarLoop]: Abstraction has 1108 states and 1519 transitions. [2022-10-16 13:16:02,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 18.125) internal successors, (145), 7 states have internal predecessors, (145), 3 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-10-16 13:16:02,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1519 transitions. [2022-10-16 13:16:02,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-16 13:16:02,093 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:02,093 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:02,140 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 13:16:02,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-10-16 13:16:02,306 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:02,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:02,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1701504015, now seen corresponding path program 1 times [2022-10-16 13:16:02,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:02,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729868406] [2022-10-16 13:16:02,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:02,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:02,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:02,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:02,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 13:16:02,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:02,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729868406] [2022-10-16 13:16:02,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729868406] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:16:02,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1700740975] [2022-10-16 13:16:02,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:02,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:02,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:16:02,686 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:16:02,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 13:16:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:03,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 1023 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:16:03,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:16:03,172 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-16 13:16:03,172 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:16:03,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1700740975] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:03,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:16:03,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 13:16:03,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518723827] [2022-10-16 13:16:03,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:03,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:16:03,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:03,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:16:03,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:16:03,175 INFO L87 Difference]: Start difference. First operand 1108 states and 1519 transitions. Second operand has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 13:16:03,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:03,309 INFO L93 Difference]: Finished difference Result 1181 states and 1615 transitions. [2022-10-16 13:16:03,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:16:03,310 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 67 [2022-10-16 13:16:03,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:03,319 INFO L225 Difference]: With dead ends: 1181 [2022-10-16 13:16:03,319 INFO L226 Difference]: Without dead ends: 1179 [2022-10-16 13:16:03,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:16:03,322 INFO L413 NwaCegarLoop]: 648 mSDtfsCounter, 598 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 730 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:03,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [598 Valid, 730 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 13:16:03,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1179 states. [2022-10-16 13:16:03,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1179 to 1033. [2022-10-16 13:16:03,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 825 states have (on average 1.383030303030303) internal successors, (1141), 835 states have internal predecessors, (1141), 140 states have call successors, (140), 63 states have call predecessors, (140), 63 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2022-10-16 13:16:03,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1421 transitions. [2022-10-16 13:16:03,412 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1421 transitions. Word has length 67 [2022-10-16 13:16:03,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:03,412 INFO L495 AbstractCegarLoop]: Abstraction has 1033 states and 1421 transitions. [2022-10-16 13:16:03,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 18.666666666666668) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 13:16:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1421 transitions. [2022-10-16 13:16:03,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-16 13:16:03,415 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:03,415 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:03,462 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-10-16 13:16:03,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:03,629 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:03,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:03,630 INFO L85 PathProgramCache]: Analyzing trace with hash 70889373, now seen corresponding path program 1 times [2022-10-16 13:16:03,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:03,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616117758] [2022-10-16 13:16:03,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:03,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:03,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:03,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:04,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:04,014 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 46 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-16 13:16:04,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:04,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616117758] [2022-10-16 13:16:04,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616117758] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:16:04,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29308944] [2022-10-16 13:16:04,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:04,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:04,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:16:04,016 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:16:04,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-16 13:16:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:04,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 1113 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-16 13:16:04,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:16:04,340 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-16 13:16:04,341 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:16:04,341 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29308944] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:04,341 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:16:04,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-10-16 13:16:04,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873784857] [2022-10-16 13:16:04,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:04,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 13:16:04,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:04,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 13:16:04,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:16:04,343 INFO L87 Difference]: Start difference. First operand 1033 states and 1421 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 13:16:04,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:04,466 INFO L93 Difference]: Finished difference Result 1558 states and 2137 transitions. [2022-10-16 13:16:04,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 13:16:04,466 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 84 [2022-10-16 13:16:04,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:04,505 INFO L225 Difference]: With dead ends: 1558 [2022-10-16 13:16:04,505 INFO L226 Difference]: Without dead ends: 993 [2022-10-16 13:16:04,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:16:04,509 INFO L413 NwaCegarLoop]: 610 mSDtfsCounter, 508 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:04,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 696 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 13:16:04,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2022-10-16 13:16:04,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 987. [2022-10-16 13:16:04,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 987 states, 783 states have (on average 1.3754789272030652) internal successors, (1077), 793 states have internal predecessors, (1077), 138 states have call successors, (138), 61 states have call predecessors, (138), 61 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2022-10-16 13:16:04,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 987 states and 1353 transitions. [2022-10-16 13:16:04,593 INFO L78 Accepts]: Start accepts. Automaton has 987 states and 1353 transitions. Word has length 84 [2022-10-16 13:16:04,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:04,594 INFO L495 AbstractCegarLoop]: Abstraction has 987 states and 1353 transitions. [2022-10-16 13:16:04,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-10-16 13:16:04,594 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1353 transitions. [2022-10-16 13:16:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-16 13:16:04,598 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:04,598 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:04,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-16 13:16:04,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:04,815 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:04,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:04,816 INFO L85 PathProgramCache]: Analyzing trace with hash 999870477, now seen corresponding path program 1 times [2022-10-16 13:16:04,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:04,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618012148] [2022-10-16 13:16:04,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:04,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:16:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:16:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:05,621 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-16 13:16:05,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:05,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618012148] [2022-10-16 13:16:05,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618012148] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:05,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:16:05,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:16:05,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054499263] [2022-10-16 13:16:05,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:05,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:16:05,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:05,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:16:05,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:16:05,624 INFO L87 Difference]: Start difference. First operand 987 states and 1353 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 13:16:08,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:08,438 INFO L93 Difference]: Finished difference Result 2006 states and 2764 transitions. [2022-10-16 13:16:08,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:16:08,439 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 122 [2022-10-16 13:16:08,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:08,448 INFO L225 Difference]: With dead ends: 2006 [2022-10-16 13:16:08,448 INFO L226 Difference]: Without dead ends: 1045 [2022-10-16 13:16:08,453 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:16:08,454 INFO L413 NwaCegarLoop]: 537 mSDtfsCounter, 170 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:08,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 1828 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-10-16 13:16:08,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2022-10-16 13:16:08,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 991. [2022-10-16 13:16:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 991 states, 787 states have (on average 1.3735705209656925) internal successors, (1081), 797 states have internal predecessors, (1081), 138 states have call successors, (138), 61 states have call predecessors, (138), 61 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2022-10-16 13:16:08,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1357 transitions. [2022-10-16 13:16:08,532 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1357 transitions. Word has length 122 [2022-10-16 13:16:08,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:08,533 INFO L495 AbstractCegarLoop]: Abstraction has 991 states and 1357 transitions. [2022-10-16 13:16:08,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 13:16:08,533 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1357 transitions. [2022-10-16 13:16:08,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-16 13:16:08,537 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:08,537 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:08,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 13:16:08,538 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:08,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:08,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1093151993, now seen corresponding path program 1 times [2022-10-16 13:16:08,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:08,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988168638] [2022-10-16 13:16:08,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:08,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 13:16:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 13:16:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-16 13:16:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:08,899 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-10-16 13:16:08,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:08,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988168638] [2022-10-16 13:16:08,900 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988168638] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:08,900 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:16:08,900 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:16:08,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696836491] [2022-10-16 13:16:08,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:08,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:16:08,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:08,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:16:08,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:16:08,902 INFO L87 Difference]: Start difference. First operand 991 states and 1357 transitions. Second operand has 5 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:16:13,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:13,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:13,772 INFO L93 Difference]: Finished difference Result 1331 states and 1904 transitions. [2022-10-16 13:16:13,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:16:13,773 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 140 [2022-10-16 13:16:13,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:13,782 INFO L225 Difference]: With dead ends: 1331 [2022-10-16 13:16:13,782 INFO L226 Difference]: Without dead ends: 1329 [2022-10-16 13:16:13,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:16:13,784 INFO L413 NwaCegarLoop]: 752 mSDtfsCounter, 337 mSDsluCounter, 1121 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 1873 SdHoareTripleChecker+Invalid, 898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:13,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 1873 Invalid, 898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-10-16 13:16:13,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1329 states. [2022-10-16 13:16:13,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1329 to 999. [2022-10-16 13:16:13,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 795 states have (on average 1.3723270440251572) internal successors, (1091), 805 states have internal predecessors, (1091), 138 states have call successors, (138), 61 states have call predecessors, (138), 61 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2022-10-16 13:16:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1367 transitions. [2022-10-16 13:16:13,864 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1367 transitions. Word has length 140 [2022-10-16 13:16:13,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:13,865 INFO L495 AbstractCegarLoop]: Abstraction has 999 states and 1367 transitions. [2022-10-16 13:16:13,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:16:13,865 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1367 transitions. [2022-10-16 13:16:13,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-16 13:16:13,869 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:13,869 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:13,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 13:16:13,869 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:13,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:13,870 INFO L85 PathProgramCache]: Analyzing trace with hash 443160991, now seen corresponding path program 1 times [2022-10-16 13:16:13,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:13,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999259566] [2022-10-16 13:16:13,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:13,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 13:16:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 13:16:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:14,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-16 13:16:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,271 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-10-16 13:16:14,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:14,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999259566] [2022-10-16 13:16:14,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999259566] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:16:14,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [587068983] [2022-10-16 13:16:14,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:14,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:14,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:16:14,274 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:16:14,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-16 13:16:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:14,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 1546 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:16:14,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:16:14,703 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-10-16 13:16:14,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:16:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-10-16 13:16:14,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [587068983] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:16:14,790 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:16:14,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2022-10-16 13:16:14,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817503109] [2022-10-16 13:16:14,793 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:16:14,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 13:16:14,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:14,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 13:16:14,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:16:14,799 INFO L87 Difference]: Start difference. First operand 999 states and 1367 transitions. Second operand has 9 states, 8 states have (on average 12.25) internal successors, (98), 7 states have internal predecessors, (98), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:16:21,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:21,119 INFO L93 Difference]: Finished difference Result 2198 states and 3318 transitions. [2022-10-16 13:16:21,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 13:16:21,120 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.25) internal successors, (98), 7 states have internal predecessors, (98), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 145 [2022-10-16 13:16:21,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:21,137 INFO L225 Difference]: With dead ends: 2198 [2022-10-16 13:16:21,137 INFO L226 Difference]: Without dead ends: 2197 [2022-10-16 13:16:21,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 315 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:16:21,141 INFO L413 NwaCegarLoop]: 1089 mSDtfsCounter, 890 mSDsluCounter, 3181 mSDsCounter, 0 mSdLazyCounter, 1556 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 4270 SdHoareTripleChecker+Invalid, 1772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:21,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1023 Valid, 4270 Invalid, 1772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1556 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-10-16 13:16:21,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2197 states. [2022-10-16 13:16:21,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2197 to 1027. [2022-10-16 13:16:21,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1027 states, 823 states have (on average 1.37910085054678) internal successors, (1135), 833 states have internal predecessors, (1135), 138 states have call successors, (138), 61 states have call predecessors, (138), 61 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2022-10-16 13:16:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 1027 states and 1411 transitions. [2022-10-16 13:16:21,245 INFO L78 Accepts]: Start accepts. Automaton has 1027 states and 1411 transitions. Word has length 145 [2022-10-16 13:16:21,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:21,246 INFO L495 AbstractCegarLoop]: Abstraction has 1027 states and 1411 transitions. [2022-10-16 13:16:21,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.25) internal successors, (98), 7 states have internal predecessors, (98), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:16:21,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1411 transitions. [2022-10-16 13:16:21,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-16 13:16:21,250 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:21,250 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:21,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-10-16 13:16:21,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-10-16 13:16:21,461 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting mraid_mm_ioctlErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:21,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:21,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1598105810, now seen corresponding path program 1 times [2022-10-16 13:16:21,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:21,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640832887] [2022-10-16 13:16:21,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:21,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:16:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 13:16:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-10-16 13:16:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-10-16 13:16:21,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:21,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640832887] [2022-10-16 13:16:21,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640832887] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:16:21,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573743884] [2022-10-16 13:16:21,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:21,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:21,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:16:21,852 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:16:21,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-10-16 13:16:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:22,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 1566 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:16:22,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:16:22,273 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-10-16 13:16:22,273 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:16:22,273 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573743884] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:22,273 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:16:22,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 13:16:22,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670779525] [2022-10-16 13:16:22,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:22,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:16:22,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:22,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:16:22,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:16:22,276 INFO L87 Difference]: Start difference. First operand 1027 states and 1411 transitions. Second operand has 4 states, 3 states have (on average 28.333333333333332) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:16:22,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:22,443 INFO L93 Difference]: Finished difference Result 1585 states and 2291 transitions. [2022-10-16 13:16:22,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:16:22,444 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 28.333333333333332) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 150 [2022-10-16 13:16:22,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:22,455 INFO L225 Difference]: With dead ends: 1585 [2022-10-16 13:16:22,455 INFO L226 Difference]: Without dead ends: 1584 [2022-10-16 13:16:22,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:16:22,458 INFO L413 NwaCegarLoop]: 924 mSDtfsCounter, 339 mSDsluCounter, 1357 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 2281 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:22,458 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 2281 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 13:16:22,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1584 states. [2022-10-16 13:16:22,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1584 to 1026. [2022-10-16 13:16:22,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 823 states have (on average 1.3718104495747265) internal successors, (1129), 832 states have internal predecessors, (1129), 138 states have call successors, (138), 61 states have call predecessors, (138), 61 states have return successors, (138), 138 states have call predecessors, (138), 138 states have call successors, (138) [2022-10-16 13:16:22,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1405 transitions. [2022-10-16 13:16:22,560 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1405 transitions. Word has length 150 [2022-10-16 13:16:22,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:22,561 INFO L495 AbstractCegarLoop]: Abstraction has 1026 states and 1405 transitions. [2022-10-16 13:16:22,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 28.333333333333332) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:16:22,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1405 transitions. [2022-10-16 13:16:22,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-16 13:16:22,565 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:22,565 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:22,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-10-16 13:16:22,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:22,781 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:22,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:22,782 INFO L85 PathProgramCache]: Analyzing trace with hash -344088101, now seen corresponding path program 1 times [2022-10-16 13:16:22,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:22,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58345814] [2022-10-16 13:16:22,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:22,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:22,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:22,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:22,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:22,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-10-16 13:16:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:22,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 13:16:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:22,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 13:16:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:23,007 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-10-16 13:16:23,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:23,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58345814] [2022-10-16 13:16:23,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58345814] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:23,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:16:23,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:16:23,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51167683] [2022-10-16 13:16:23,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:23,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:16:23,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:23,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:16:23,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:16:23,011 INFO L87 Difference]: Start difference. First operand 1026 states and 1405 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-16 13:16:25,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:25,995 INFO L93 Difference]: Finished difference Result 3033 states and 4191 transitions. [2022-10-16 13:16:25,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:16:25,996 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 132 [2022-10-16 13:16:25,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:26,010 INFO L225 Difference]: With dead ends: 3033 [2022-10-16 13:16:26,010 INFO L226 Difference]: Without dead ends: 2033 [2022-10-16 13:16:26,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:16:26,017 INFO L413 NwaCegarLoop]: 610 mSDtfsCounter, 773 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 654 mSolverCounterSat, 388 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 814 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 388 IncrementalHoareTripleChecker+Valid, 654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:26,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [814 Valid, 1555 Invalid, 1042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [388 Valid, 654 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-10-16 13:16:26,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2033 states. [2022-10-16 13:16:26,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2033 to 1935. [2022-10-16 13:16:26,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1556 states have (on average 1.3753213367609254) internal successors, (2140), 1571 states have internal predecessors, (2140), 263 states have call successors, (263), 112 states have call predecessors, (263), 112 states have return successors, (263), 263 states have call predecessors, (263), 263 states have call successors, (263) [2022-10-16 13:16:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2666 transitions. [2022-10-16 13:16:26,177 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2666 transitions. Word has length 132 [2022-10-16 13:16:26,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:26,177 INFO L495 AbstractCegarLoop]: Abstraction has 1935 states and 2666 transitions. [2022-10-16 13:16:26,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-16 13:16:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2666 transitions. [2022-10-16 13:16:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-16 13:16:26,182 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:26,183 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:26,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-10-16 13:16:26,183 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:26,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:26,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1256983005, now seen corresponding path program 1 times [2022-10-16 13:16:26,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:26,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047301176] [2022-10-16 13:16:26,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:26,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:26,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:26,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:26,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:26,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-10-16 13:16:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:26,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-16 13:16:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:26,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-10-16 13:16:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-10-16 13:16:26,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:26,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047301176] [2022-10-16 13:16:26,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047301176] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:26,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:16:26,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:16:26,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041102240] [2022-10-16 13:16:26,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:26,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:16:26,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:26,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:16:26,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:16:26,466 INFO L87 Difference]: Start difference. First operand 1935 states and 2666 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-16 13:16:28,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:28,671 INFO L93 Difference]: Finished difference Result 2424 states and 3337 transitions. [2022-10-16 13:16:28,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:16:28,672 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 132 [2022-10-16 13:16:28,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:28,675 INFO L225 Difference]: With dead ends: 2424 [2022-10-16 13:16:28,676 INFO L226 Difference]: Without dead ends: 515 [2022-10-16 13:16:28,682 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:16:28,683 INFO L413 NwaCegarLoop]: 553 mSDtfsCounter, 739 mSDsluCounter, 879 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 782 SdHoareTripleChecker+Valid, 1432 SdHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:28,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [782 Valid, 1432 Invalid, 782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-10-16 13:16:28,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2022-10-16 13:16:28,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 491. [2022-10-16 13:16:28,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 491 states, 392 states have (on average 1.3622448979591837) internal successors, (534), 397 states have internal predecessors, (534), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:16:28,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 668 transitions. [2022-10-16 13:16:28,725 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 668 transitions. Word has length 132 [2022-10-16 13:16:28,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:28,725 INFO L495 AbstractCegarLoop]: Abstraction has 491 states and 668 transitions. [2022-10-16 13:16:28,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-10-16 13:16:28,726 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 668 transitions. [2022-10-16 13:16:28,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-16 13:16:28,728 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:28,728 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:28,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-10-16 13:16:28,729 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:28,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:28,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1302568428, now seen corresponding path program 1 times [2022-10-16 13:16:28,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:28,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741680163] [2022-10-16 13:16:28,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:28,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:29,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:16:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 13:16:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-10-16 13:16:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,222 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-10-16 13:16:29,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:29,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741680163] [2022-10-16 13:16:29,223 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741680163] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:16:29,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626123267] [2022-10-16 13:16:29,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:29,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:29,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:16:29,227 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:16:29,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-10-16 13:16:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:29,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 1613 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-16 13:16:29,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:16:29,706 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-10-16 13:16:29,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:16:29,860 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-10-16 13:16:29,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626123267] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:16:29,860 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:16:29,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 14 [2022-10-16 13:16:29,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109070830] [2022-10-16 13:16:29,861 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:16:29,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-16 13:16:29,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:29,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-16 13:16:29,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=128, Unknown=0, NotChecked=0, Total=210 [2022-10-16 13:16:29,863 INFO L87 Difference]: Start difference. First operand 491 states and 668 transitions. Second operand has 15 states, 14 states have (on average 9.285714285714286) internal successors, (130), 13 states have internal predecessors, (130), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:16:33,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:16:37,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:37,614 INFO L93 Difference]: Finished difference Result 1946 states and 3033 transitions. [2022-10-16 13:16:37,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-16 13:16:37,615 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 9.285714285714286) internal successors, (130), 13 states have internal predecessors, (130), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 164 [2022-10-16 13:16:37,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:37,628 INFO L225 Difference]: With dead ends: 1946 [2022-10-16 13:16:37,629 INFO L226 Difference]: Without dead ends: 1945 [2022-10-16 13:16:37,630 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2022-10-16 13:16:37,631 INFO L413 NwaCegarLoop]: 1197 mSDtfsCounter, 2435 mSDsluCounter, 5618 mSDsCounter, 0 mSdLazyCounter, 2745 mSolverCounterSat, 479 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2766 SdHoareTripleChecker+Valid, 6815 SdHoareTripleChecker+Invalid, 3224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 479 IncrementalHoareTripleChecker+Valid, 2745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:37,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2766 Valid, 6815 Invalid, 3224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [479 Valid, 2745 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2022-10-16 13:16:37,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1945 states. [2022-10-16 13:16:37,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1945 to 521. [2022-10-16 13:16:37,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 521 states, 422 states have (on average 1.3649289099526067) internal successors, (576), 427 states have internal predecessors, (576), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:16:37,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 710 transitions. [2022-10-16 13:16:37,713 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 710 transitions. Word has length 164 [2022-10-16 13:16:37,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:37,713 INFO L495 AbstractCegarLoop]: Abstraction has 521 states and 710 transitions. [2022-10-16 13:16:37,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 9.285714285714286) internal successors, (130), 13 states have internal predecessors, (130), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:16:37,714 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 710 transitions. [2022-10-16 13:16:37,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-10-16 13:16:37,718 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:37,718 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:37,766 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-10-16 13:16:37,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:37,933 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:37,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:37,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1805837311, now seen corresponding path program 1 times [2022-10-16 13:16:37,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:37,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963348641] [2022-10-16 13:16:37,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:37,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:16:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 13:16:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-10-16 13:16:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:16:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 13:16:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 13:16:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-10-16 13:16:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:38,314 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-16 13:16:38,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:38,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963348641] [2022-10-16 13:16:38,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963348641] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:38,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:16:38,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:16:38,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604484591] [2022-10-16 13:16:38,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:38,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:16:38,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:38,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:16:38,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:16:38,319 INFO L87 Difference]: Start difference. First operand 521 states and 710 transitions. Second operand has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:16:40,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:40,929 INFO L93 Difference]: Finished difference Result 1027 states and 1419 transitions. [2022-10-16 13:16:40,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:16:40,930 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 197 [2022-10-16 13:16:40,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:40,934 INFO L225 Difference]: With dead ends: 1027 [2022-10-16 13:16:40,934 INFO L226 Difference]: Without dead ends: 562 [2022-10-16 13:16:40,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:16:40,937 INFO L413 NwaCegarLoop]: 526 mSDtfsCounter, 334 mSDsluCounter, 1125 mSDsCounter, 0 mSdLazyCounter, 648 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 1651 SdHoareTripleChecker+Invalid, 922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:40,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 1651 Invalid, 922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 648 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-10-16 13:16:40,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2022-10-16 13:16:40,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 522. [2022-10-16 13:16:40,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 423 states have (on average 1.364066193853428) internal successors, (577), 428 states have internal predecessors, (577), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:16:40,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 711 transitions. [2022-10-16 13:16:40,996 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 711 transitions. Word has length 197 [2022-10-16 13:16:40,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:40,996 INFO L495 AbstractCegarLoop]: Abstraction has 522 states and 711 transitions. [2022-10-16 13:16:40,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:16:40,997 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 711 transitions. [2022-10-16 13:16:41,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-10-16 13:16:41,001 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:41,001 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:41,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-16 13:16:41,002 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:41,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:41,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1972386578, now seen corresponding path program 1 times [2022-10-16 13:16:41,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:41,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520887371] [2022-10-16 13:16:41,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:41,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 13:16:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 13:16:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-16 13:16:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-16 13:16:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-16 13:16:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 13:16:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 13:16:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-10-16 13:16:41,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:41,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520887371] [2022-10-16 13:16:41,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520887371] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:41,479 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:16:41,480 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:16:41,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067236082] [2022-10-16 13:16:41,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:41,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:16:41,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:41,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:16:41,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:16:41,482 INFO L87 Difference]: Start difference. First operand 522 states and 711 transitions. Second operand has 6 states, 5 states have (on average 20.8) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:16:44,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:44,073 INFO L93 Difference]: Finished difference Result 1044 states and 1451 transitions. [2022-10-16 13:16:44,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 13:16:44,075 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 193 [2022-10-16 13:16:44,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:44,079 INFO L225 Difference]: With dead ends: 1044 [2022-10-16 13:16:44,080 INFO L226 Difference]: Without dead ends: 578 [2022-10-16 13:16:44,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:16:44,083 INFO L413 NwaCegarLoop]: 534 mSDtfsCounter, 351 mSDsluCounter, 1138 mSDsCounter, 0 mSdLazyCounter, 678 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 1672 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:44,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [359 Valid, 1672 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 678 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-10-16 13:16:44,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2022-10-16 13:16:44,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 532. [2022-10-16 13:16:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 532 states, 431 states have (on average 1.3642691415313226) internal successors, (588), 437 states have internal predecessors, (588), 69 states have call successors, (69), 29 states have call predecessors, (69), 29 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-10-16 13:16:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 726 transitions. [2022-10-16 13:16:44,145 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 726 transitions. Word has length 193 [2022-10-16 13:16:44,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:44,146 INFO L495 AbstractCegarLoop]: Abstraction has 532 states and 726 transitions. [2022-10-16 13:16:44,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:16:44,146 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 726 transitions. [2022-10-16 13:16:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-10-16 13:16:44,150 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:44,150 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:44,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-16 13:16:44,151 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:44,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:44,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1623399274, now seen corresponding path program 1 times [2022-10-16 13:16:44,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:44,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216405353] [2022-10-16 13:16:44,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:44,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:16:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 13:16:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-10-16 13:16:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:16:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 13:16:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 13:16:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-10-16 13:16:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:44,576 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-10-16 13:16:44,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:44,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216405353] [2022-10-16 13:16:44,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216405353] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:44,577 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:16:44,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:16:44,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882460848] [2022-10-16 13:16:44,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:44,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:16:44,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:44,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:16:44,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:16:44,580 INFO L87 Difference]: Start difference. First operand 532 states and 726 transitions. Second operand has 6 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:16:47,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:47,221 INFO L93 Difference]: Finished difference Result 575 states and 795 transitions. [2022-10-16 13:16:47,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 13:16:47,222 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 202 [2022-10-16 13:16:47,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:47,227 INFO L225 Difference]: With dead ends: 575 [2022-10-16 13:16:47,227 INFO L226 Difference]: Without dead ends: 574 [2022-10-16 13:16:47,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:16:47,229 INFO L413 NwaCegarLoop]: 523 mSDtfsCounter, 348 mSDsluCounter, 1113 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 357 SdHoareTripleChecker+Valid, 1636 SdHoareTripleChecker+Invalid, 937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:47,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [357 Valid, 1636 Invalid, 937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-10-16 13:16:47,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2022-10-16 13:16:47,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 531. [2022-10-16 13:16:47,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 531 states, 431 states have (on average 1.3619489559164732) internal successors, (587), 436 states have internal predecessors, (587), 69 states have call successors, (69), 29 states have call predecessors, (69), 29 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2022-10-16 13:16:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 725 transitions. [2022-10-16 13:16:47,293 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 725 transitions. Word has length 202 [2022-10-16 13:16:47,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:47,294 INFO L495 AbstractCegarLoop]: Abstraction has 531 states and 725 transitions. [2022-10-16 13:16:47,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 3 states have internal predecessors, (111), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:16:47,295 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 725 transitions. [2022-10-16 13:16:47,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-10-16 13:16:47,300 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:47,300 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:47,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-16 13:16:47,300 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:47,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:47,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1214229974, now seen corresponding path program 1 times [2022-10-16 13:16:47,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:47,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710094836] [2022-10-16 13:16:47,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:47,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:16:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 13:16:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-10-16 13:16:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:16:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-10-16 13:16:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 13:16:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-10-16 13:16:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:47,826 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-16 13:16:47,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:47,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710094836] [2022-10-16 13:16:47,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710094836] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:16:47,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810597373] [2022-10-16 13:16:47,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:47,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:47,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:16:47,829 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:16:47,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-10-16 13:16:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:48,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1996 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:16:48,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:16:48,406 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-16 13:16:48,406 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:16:48,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [810597373] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:48,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:16:48,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-10-16 13:16:48,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567558979] [2022-10-16 13:16:48,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:48,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:16:48,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:48,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:16:48,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:16:48,410 INFO L87 Difference]: Start difference. First operand 531 states and 725 transitions. Second operand has 4 states, 3 states have (on average 37.333333333333336) internal successors, (112), 4 states have internal predecessors, (112), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:16:48,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:48,532 INFO L93 Difference]: Finished difference Result 535 states and 732 transitions. [2022-10-16 13:16:48,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:16:48,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 37.333333333333336) internal successors, (112), 4 states have internal predecessors, (112), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 203 [2022-10-16 13:16:48,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:48,536 INFO L225 Difference]: With dead ends: 535 [2022-10-16 13:16:48,536 INFO L226 Difference]: Without dead ends: 534 [2022-10-16 13:16:48,537 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:16:48,537 INFO L413 NwaCegarLoop]: 564 mSDtfsCounter, 25 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 1635 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:48,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 1635 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 13:16:48,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2022-10-16 13:16:48,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 521. [2022-10-16 13:16:48,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 521 states, 424 states have (on average 1.3584905660377358) internal successors, (576), 427 states have internal predecessors, (576), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:16:48,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 710 transitions. [2022-10-16 13:16:48,595 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 710 transitions. Word has length 203 [2022-10-16 13:16:48,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:48,596 INFO L495 AbstractCegarLoop]: Abstraction has 521 states and 710 transitions. [2022-10-16 13:16:48,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 37.333333333333336) internal successors, (112), 4 states have internal predecessors, (112), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-10-16 13:16:48,596 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 710 transitions. [2022-10-16 13:16:48,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-10-16 13:16:48,601 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:48,601 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:48,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-10-16 13:16:48,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:48,815 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:48,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:48,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1109774841, now seen corresponding path program 2 times [2022-10-16 13:16:48,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:48,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506054300] [2022-10-16 13:16:48,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:48,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:49,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 13:16:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 13:16:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-16 13:16:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:49,638 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-10-16 13:16:49,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:49,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506054300] [2022-10-16 13:16:49,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506054300] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:16:49,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649521829] [2022-10-16 13:16:49,639 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 13:16:49,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:49,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:16:49,641 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:16:49,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-10-16 13:16:50,014 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-16 13:16:50,014 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 13:16:50,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:16:50,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:16:50,087 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-10-16 13:16:50,087 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:16:50,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649521829] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:16:50,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:16:50,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14] total 16 [2022-10-16 13:16:50,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235570590] [2022-10-16 13:16:50,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:16:50,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 13:16:50,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:50,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 13:16:50,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2022-10-16 13:16:50,095 INFO L87 Difference]: Start difference. First operand 521 states and 710 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-16 13:16:50,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:16:50,151 INFO L93 Difference]: Finished difference Result 988 states and 1357 transitions. [2022-10-16 13:16:50,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 13:16:50,152 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 190 [2022-10-16 13:16:50,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:16:50,155 INFO L225 Difference]: With dead ends: 988 [2022-10-16 13:16:50,155 INFO L226 Difference]: Without dead ends: 523 [2022-10-16 13:16:50,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2022-10-16 13:16:50,159 INFO L413 NwaCegarLoop]: 557 mSDtfsCounter, 0 mSDsluCounter, 555 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1112 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:16:50,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1112 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 13:16:50,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2022-10-16 13:16:50,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 523. [2022-10-16 13:16:50,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 523 states, 426 states have (on average 1.3568075117370892) internal successors, (578), 429 states have internal predecessors, (578), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:16:50,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 712 transitions. [2022-10-16 13:16:50,216 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 712 transitions. Word has length 190 [2022-10-16 13:16:50,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:16:50,217 INFO L495 AbstractCegarLoop]: Abstraction has 523 states and 712 transitions. [2022-10-16 13:16:50,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-16 13:16:50,217 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 712 transitions. [2022-10-16 13:16:50,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-10-16 13:16:50,220 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:16:50,221 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:16:50,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-10-16 13:16:50,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:50,437 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:16:50,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:16:50,438 INFO L85 PathProgramCache]: Analyzing trace with hash 2143009497, now seen corresponding path program 1 times [2022-10-16 13:16:50,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:16:50,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461379333] [2022-10-16 13:16:50,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:50,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:16:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:16:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:16:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:16:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-10-16 13:16:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:16:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-10-16 13:16:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:16:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:16:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:16:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,271 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-10-16 13:16:51,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:16:51,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461379333] [2022-10-16 13:16:51,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461379333] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:16:51,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338583418] [2022-10-16 13:16:51,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:16:51,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:16:51,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:16:51,273 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:16:51,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-10-16 13:16:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:16:51,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 1725 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-16 13:16:51,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:16:51,850 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-10-16 13:16:51,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:16:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-10-16 13:16:52,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338583418] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:16:52,230 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:16:52,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 12] total 26 [2022-10-16 13:16:52,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746682839] [2022-10-16 13:16:52,231 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:16:52,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-10-16 13:16:52,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:16:52,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-10-16 13:16:52,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=398, Unknown=0, NotChecked=0, Total=702 [2022-10-16 13:16:52,234 INFO L87 Difference]: Start difference. First operand 523 states and 712 transitions. Second operand has 27 states, 26 states have (on average 7.346153846153846) internal successors, (191), 25 states have internal predecessors, (191), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:17:00,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:17:05,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:17:05,043 INFO L93 Difference]: Finished difference Result 3710 states and 5883 transitions. [2022-10-16 13:17:05,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-10-16 13:17:05,044 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 7.346153846153846) internal successors, (191), 25 states have internal predecessors, (191), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 196 [2022-10-16 13:17:05,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:17:05,068 INFO L225 Difference]: With dead ends: 3710 [2022-10-16 13:17:05,068 INFO L226 Difference]: Without dead ends: 3709 [2022-10-16 13:17:05,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 434 GetRequests, 408 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=308, Invalid=448, Unknown=0, NotChecked=0, Total=756 [2022-10-16 13:17:05,072 INFO L413 NwaCegarLoop]: 1686 mSDtfsCounter, 6349 mSDsluCounter, 7638 mSDsCounter, 0 mSdLazyCounter, 3509 mSolverCounterSat, 1640 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7076 SdHoareTripleChecker+Valid, 9324 SdHoareTripleChecker+Invalid, 5149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1640 IncrementalHoareTripleChecker+Valid, 3509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:17:05,073 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7076 Valid, 9324 Invalid, 5149 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1640 Valid, 3509 Invalid, 0 Unknown, 0 Unchecked, 11.6s Time] [2022-10-16 13:17:05,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3709 states. [2022-10-16 13:17:05,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3709 to 583. [2022-10-16 13:17:05,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 583 states, 486 states have (on average 1.3621399176954732) internal successors, (662), 489 states have internal predecessors, (662), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:17:05,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 796 transitions. [2022-10-16 13:17:05,219 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 796 transitions. Word has length 196 [2022-10-16 13:17:05,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:17:05,220 INFO L495 AbstractCegarLoop]: Abstraction has 583 states and 796 transitions. [2022-10-16 13:17:05,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 7.346153846153846) internal successors, (191), 25 states have internal predecessors, (191), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:17:05,220 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 796 transitions. [2022-10-16 13:17:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-10-16 13:17:05,225 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:17:05,225 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 22, 22, 22, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:17:05,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-10-16 13:17:05,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2022-10-16 13:17:05,439 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:17:05,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:17:05,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1793530444, now seen corresponding path program 1 times [2022-10-16 13:17:05,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:17:05,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556444422] [2022-10-16 13:17:05,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:17:05,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:17:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:17:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:17:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:17:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:17:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:17:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:17:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:17:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-16 13:17:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:17:06,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:17:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:17:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 13:17:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:17:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:17:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:17:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:06,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1293 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1293 trivial. 0 not checked. [2022-10-16 13:17:06,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:17:06,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556444422] [2022-10-16 13:17:06,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556444422] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:17:06,247 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:17:06,247 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:17:06,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512207992] [2022-10-16 13:17:06,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:17:06,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:17:06,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:17:06,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:17:06,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:17:06,249 INFO L87 Difference]: Start difference. First operand 583 states and 796 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-16 13:17:08,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:17:08,312 INFO L93 Difference]: Finished difference Result 1138 states and 1569 transitions. [2022-10-16 13:17:08,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:17:08,312 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 252 [2022-10-16 13:17:08,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:17:08,317 INFO L225 Difference]: With dead ends: 1138 [2022-10-16 13:17:08,317 INFO L226 Difference]: Without dead ends: 611 [2022-10-16 13:17:08,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:17:08,322 INFO L413 NwaCegarLoop]: 532 mSDtfsCounter, 170 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-10-16 13:17:08,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 1803 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-10-16 13:17:08,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2022-10-16 13:17:08,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 583. [2022-10-16 13:17:08,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 583 states, 486 states have (on average 1.3621399176954732) internal successors, (662), 489 states have internal predecessors, (662), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:17:08,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 796 transitions. [2022-10-16 13:17:08,401 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 796 transitions. Word has length 252 [2022-10-16 13:17:08,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:17:08,401 INFO L495 AbstractCegarLoop]: Abstraction has 583 states and 796 transitions. [2022-10-16 13:17:08,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-16 13:17:08,402 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 796 transitions. [2022-10-16 13:17:08,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-10-16 13:17:08,406 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:17:08,406 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 22, 22, 22, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:17:08,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-10-16 13:17:08,407 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:17:08,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:17:08,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1951943222, now seen corresponding path program 1 times [2022-10-16 13:17:08,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:17:08,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782140711] [2022-10-16 13:17:08,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:17:08,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:17:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:17:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:17:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:17:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-10-16 13:17:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:17:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:17:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:17:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:17:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:17:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:17:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:17:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 13:17:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:17:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:17:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:17:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1295 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-10-16 13:17:10,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:17:10,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782140711] [2022-10-16 13:17:10,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782140711] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:17:10,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161082669] [2022-10-16 13:17:10,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:17:10,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:17:10,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:17:10,183 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:17:10,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-10-16 13:17:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:10,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 1923 conjuncts, 24 conjunts are in the unsatisfiable core [2022-10-16 13:17:10,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:17:10,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1295 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-10-16 13:17:10,876 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:17:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1295 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-10-16 13:17:12,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161082669] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:17:12,060 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:17:12,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 24, 24] total 50 [2022-10-16 13:17:12,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652994309] [2022-10-16 13:17:12,061 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:17:12,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2022-10-16 13:17:12,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:17:12,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2022-10-16 13:17:12,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1180, Invalid=1370, Unknown=0, NotChecked=0, Total=2550 [2022-10-16 13:17:12,065 INFO L87 Difference]: Start difference. First operand 583 states and 796 transitions. Second operand has 51 states, 50 states have (on average 6.24) internal successors, (312), 49 states have internal predecessors, (312), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:17:34,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:17:34,308 INFO L93 Difference]: Finished difference Result 7214 states and 11559 transitions. [2022-10-16 13:17:34,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-10-16 13:17:34,309 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 50 states have (on average 6.24) internal successors, (312), 49 states have internal predecessors, (312), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 257 [2022-10-16 13:17:34,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:17:34,361 INFO L225 Difference]: With dead ends: 7214 [2022-10-16 13:17:34,361 INFO L226 Difference]: Without dead ends: 7213 [2022-10-16 13:17:34,368 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 568 GetRequests, 518 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1184, Invalid=1468, Unknown=0, NotChecked=0, Total=2652 [2022-10-16 13:17:34,369 INFO L413 NwaCegarLoop]: 2430 mSDtfsCounter, 12921 mSDsluCounter, 16536 mSDsCounter, 0 mSdLazyCounter, 8997 mSolverCounterSat, 3171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14440 SdHoareTripleChecker+Valid, 18966 SdHoareTripleChecker+Invalid, 12168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3171 IncrementalHoareTripleChecker+Valid, 8997 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2022-10-16 13:17:34,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14440 Valid, 18966 Invalid, 12168 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3171 Valid, 8997 Invalid, 0 Unknown, 0 Unchecked, 15.9s Time] [2022-10-16 13:17:34,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7213 states. [2022-10-16 13:17:34,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7213 to 703. [2022-10-16 13:17:34,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 703 states, 606 states have (on average 1.3696369636963697) internal successors, (830), 609 states have internal predecessors, (830), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:17:34,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 703 states and 964 transitions. [2022-10-16 13:17:34,775 INFO L78 Accepts]: Start accepts. Automaton has 703 states and 964 transitions. Word has length 257 [2022-10-16 13:17:34,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:17:34,776 INFO L495 AbstractCegarLoop]: Abstraction has 703 states and 964 transitions. [2022-10-16 13:17:34,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 6.24) internal successors, (312), 49 states have internal predecessors, (312), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:17:34,776 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 964 transitions. [2022-10-16 13:17:34,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-10-16 13:17:34,782 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:17:34,782 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 46, 46, 46, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:17:34,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-10-16 13:17:34,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2022-10-16 13:17:34,997 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:17:34,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:17:34,998 INFO L85 PathProgramCache]: Analyzing trace with hash 2133371939, now seen corresponding path program 1 times [2022-10-16 13:17:34,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:17:34,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369401840] [2022-10-16 13:17:34,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:17:34,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:17:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:38,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:17:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:38,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:17:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:38,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:17:38,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:38,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 13:17:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:38,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:17:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:38,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:17:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:38,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:17:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:38,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-16 13:17:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:39,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:17:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:39,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:17:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:39,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:17:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:39,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-10-16 13:17:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:39,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:17:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:39,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:17:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:39,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:17:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:39,023 INFO L134 CoverageAnalysis]: Checked inductivity of 5385 backedges. 0 proven. 5313 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-10-16 13:17:39,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:17:39,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369401840] [2022-10-16 13:17:39,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369401840] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:17:39,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974045086] [2022-10-16 13:17:39,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:17:39,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:17:39,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:17:39,025 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:17:39,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-10-16 13:17:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:17:39,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 2288 conjuncts, 48 conjunts are in the unsatisfiable core [2022-10-16 13:17:39,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:17:40,131 INFO L134 CoverageAnalysis]: Checked inductivity of 5385 backedges. 0 proven. 5313 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-10-16 13:17:40,131 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:17:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 5385 backedges. 0 proven. 5313 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-10-16 13:17:44,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [974045086] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:17:44,117 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:17:44,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 48, 48] total 98 [2022-10-16 13:17:44,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702688083] [2022-10-16 13:17:44,117 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:17:44,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 99 states [2022-10-16 13:17:44,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:17:44,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2022-10-16 13:17:44,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4660, Invalid=5042, Unknown=0, NotChecked=0, Total=9702 [2022-10-16 13:17:44,126 INFO L87 Difference]: Start difference. First operand 703 states and 964 transitions. Second operand has 99 states, 98 states have (on average 5.612244897959184) internal successors, (550), 97 states have internal predecessors, (550), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:18:43,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 13:19:04,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:19:04,092 INFO L93 Difference]: Finished difference Result 14222 states and 22911 transitions. [2022-10-16 13:19:04,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-16 13:19:04,093 INFO L78 Accepts]: Start accepts. Automaton has has 99 states, 98 states have (on average 5.612244897959184) internal successors, (550), 97 states have internal predecessors, (550), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 373 [2022-10-16 13:19:04,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:19:04,181 INFO L225 Difference]: With dead ends: 14222 [2022-10-16 13:19:04,182 INFO L226 Difference]: Without dead ends: 14221 [2022-10-16 13:19:04,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 824 GetRequests, 726 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=4664, Invalid=5236, Unknown=0, NotChecked=0, Total=9900 [2022-10-16 13:19:04,197 INFO L413 NwaCegarLoop]: 3966 mSDtfsCounter, 30166 mSDsluCounter, 27977 mSDsCounter, 0 mSdLazyCounter, 18108 mSolverCounterSat, 11547 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33269 SdHoareTripleChecker+Valid, 31943 SdHoareTripleChecker+Invalid, 29655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 11547 IncrementalHoareTripleChecker+Valid, 18108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:19:04,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33269 Valid, 31943 Invalid, 29655 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [11547 Valid, 18108 Invalid, 0 Unknown, 0 Unchecked, 25.5s Time] [2022-10-16 13:19:04,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14221 states. [2022-10-16 13:19:05,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14221 to 943. [2022-10-16 13:19:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 943 states, 846 states have (on average 1.3782505910165486) internal successors, (1166), 849 states have internal predecessors, (1166), 67 states have call successors, (67), 29 states have call predecessors, (67), 29 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2022-10-16 13:19:05,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 943 states and 1300 transitions. [2022-10-16 13:19:05,105 INFO L78 Accepts]: Start accepts. Automaton has 943 states and 1300 transitions. Word has length 373 [2022-10-16 13:19:05,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:19:05,105 INFO L495 AbstractCegarLoop]: Abstraction has 943 states and 1300 transitions. [2022-10-16 13:19:05,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 99 states, 98 states have (on average 5.612244897959184) internal successors, (550), 97 states have internal predecessors, (550), 1 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:19:05,106 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1300 transitions. [2022-10-16 13:19:05,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2022-10-16 13:19:05,116 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:19:05,117 INFO L195 NwaCegarLoop]: trace histogram [95, 95, 94, 94, 94, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:19:05,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-10-16 13:19:05,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-10-16 13:19:05,331 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mraid_mm_attach_bufErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_attach_bufErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, mraid_mm_ioctlErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2022-10-16 13:19:05,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:19:05,332 INFO L85 PathProgramCache]: Analyzing trace with hash -399953098, now seen corresponding path program 2 times [2022-10-16 13:19:05,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:19:05,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927500910] [2022-10-16 13:19:05,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:19:05,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:19:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:19:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:19:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-10-16 13:19:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-10-16 13:19:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:19:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:19:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:19:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 13:19:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:19:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:19:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:19:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-16 13:19:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:19:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:19:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-10-16 13:19:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:19:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 22211 backedges. 0 proven. 22137 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-10-16 13:19:18,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:19:18,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927500910] [2022-10-16 13:19:18,366 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927500910] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:19:18,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542964636] [2022-10-16 13:19:18,367 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 13:19:18,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:19:18,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:19:18,368 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:19:18,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-10-16 13:19:19,149 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-16 13:19:19,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 13:19:19,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 3075 conjuncts, 96 conjunts are in the unsatisfiable core [2022-10-16 13:19:19,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:19:20,072 INFO L134 CoverageAnalysis]: Checked inductivity of 22211 backedges. 0 proven. 22137 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-10-16 13:19:20,073 INFO L328 TraceCheckSpWp]: Computing backward predicates...