/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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:11:43,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:11:43,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:11:43,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:11:43,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:11:43,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:11:43,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:11:43,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:11:43,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:11:43,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:11:43,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:11:43,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:11:43,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:11:43,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:11:43,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:11:43,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:11:43,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:11:43,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:11:43,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:11:43,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:11:43,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:11:43,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:11:43,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:11:43,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:11:43,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:11:43,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:11:43,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:11:43,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:11:43,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:11:43,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:11:43,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:11:43,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:11:43,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:11:43,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:11:43,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:11:43,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:11:43,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:11:43,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:11:43,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:11:43,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:11:43,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:11:43,361 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 [2022-10-15 21:11:43,427 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:11:43,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:11:43,428 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:11:43,428 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:11:43,431 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:11:43,431 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:11:43,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:11:43,434 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:11:43,434 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:11:43,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:11:43,436 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:11:43,436 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:11:43,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:11:43,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:11:43,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:11:43,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:11:43,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:11:43,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:11:43,438 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:11:43,438 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:11:43,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:11:43,438 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:11:43,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:11:43,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:11:43,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:11:43,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:11:43,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:11:43,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:11:43,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:11:43,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:11:43,440 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:11:43,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:11:43,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:11:43,441 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:11:43,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:11:43,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:11:43,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:11:43,955 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:11:43,956 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:11:43,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2022-10-15 21:11:44,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0875d0de/495dbcdb7d9841959d168a8e59575f17/FLAG2621253af [2022-10-15 21:11:45,418 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:11:45,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2022-10-15 21:11:45,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0875d0de/495dbcdb7d9841959d168a8e59575f17/FLAG2621253af [2022-10-15 21:11:45,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0875d0de/495dbcdb7d9841959d168a8e59575f17 [2022-10-15 21:11:45,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:11:45,672 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:11:45,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:11:45,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:11:45,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:11:45,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:11:45" (1/1) ... [2022-10-15 21:11:45,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@271abea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:45, skipping insertion in model container [2022-10-15 21:11:45,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:11:45" (1/1) ... [2022-10-15 21:11:45,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:11:45,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:11:46,645 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2022-10-15 21:11:47,325 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2022-10-15 21:11:48,447 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-15 21:11:48,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:11:48,694 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:11:48,866 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2022-10-15 21:11:49,003 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2022-10-15 21:11:49,762 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-15 21:11:49,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:11:49,880 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:11:49,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49 WrapperNode [2022-10-15 21:11:49,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:11:49,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:11:49,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:11:49,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:11:49,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,202 INFO L138 Inliner]: procedures = 242, calls = 2936, calls flagged for inlining = 95, calls inlined = 71, statements flattened = 4124 [2022-10-15 21:11:50,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:11:50,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:11:50,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:11:50,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:11:50,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,624 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:11:50,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:11:50,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:11:50,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:11:50,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (1/1) ... [2022-10-15 21:11:50,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:11:50,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:11:50,760 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) [2022-10-15 21:11:50,792 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 [2022-10-15 21:11:50,871 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-15 21:11:50,871 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-15 21:11:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure wxh_to_mode [2022-10-15 21:11:50,872 INFO L138 BoogieDeclarations]: Found implementation of procedure wxh_to_mode [2022-10-15 21:11:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure PDEBUG_MODE [2022-10-15 21:11:50,872 INFO L138 BoogieDeclarations]: Found implementation of procedure PDEBUG_MODE [2022-10-15 21:11:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:11:50,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:11:50,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 21:11:50,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 21:11:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-10-15 21:11:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-10-15 21:11:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-15 21:11:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-15 21:11:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure frame_free [2022-10-15 21:11:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_free [2022-10-15 21:11:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure alt_xfer [2022-10-15 21:11:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_xfer [2022-10-15 21:11:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2022-10-15 21:11:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2022-10-15 21:11:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-15 21:11:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-15 21:11:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mmap [2022-10-15 21:11:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mmap [2022-10-15 21:11:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2022-10-15 21:11:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2022-10-15 21:11:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:11:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:11:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-15 21:11:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-15 21:11:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2022-10-15 21:11:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2022-10-15 21:11:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2022-10-15 21:11:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2022-10-15 21:11:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure dev_poll [2022-10-15 21:11:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_poll [2022-10-15 21:11:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-10-15 21:11:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-10-15 21:11:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2022-10-15 21:11:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2022-10-15 21:11:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready_nolock [2022-10-15 21:11:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready_nolock [2022-10-15 21:11:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-15 21:11:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-15 21:11:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-15 21:11:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-15 21:11:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready [2022-10-15 21:11:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready [2022-10-15 21:11:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-10-15 21:11:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-10-15 21:11:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-15 21:11:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-15 21:11:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:11:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:11:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:11:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:11:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_alt0 [2022-10-15 21:11:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_alt0 [2022-10-15 21:11:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_irq [2022-10-15 21:11:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_irq [2022-10-15 21:11:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-10-15 21:11:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-10-15 21:11:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2022-10-15 21:11:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2022-10-15 21:11:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2022-10-15 21:11:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2022-10-15 21:11:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:11:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2022-10-15 21:11:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2022-10-15 21:11:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-10-15 21:11:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-10-15 21:11:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:11:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2022-10-15 21:11:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2022-10-15 21:11:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-15 21:11:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2022-10-15 21:11:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2022-10-15 21:11:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_and_submit_int_urb [2022-10-15 21:11:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_and_submit_int_urb [2022-10-15 21:11:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-15 21:11:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-15 21:11:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-10-15 21:11:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-10-15 21:11:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2022-10-15 21:11:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2022-10-15 21:11:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2022-10-15 21:11:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2022-10-15 21:11:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2022-10-15 21:11:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2022-10-15 21:11:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:11:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:11:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure fill_frame [2022-10-15 21:11:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_frame [2022-10-15 21:11:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure read_alloc [2022-10-15 21:11:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure read_alloc [2022-10-15 21:11:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2022-10-15 21:11:50,946 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2022-10-15 21:11:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-15 21:11:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-15 21:11:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:11:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 21:11:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 21:11:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure isoc_irq [2022-10-15 21:11:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isoc_irq [2022-10-15 21:11:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2022-10-15 21:11:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2022-10-15 21:11:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2022-10-15 21:11:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2022-10-15 21:11:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timeval [2022-10-15 21:11:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timeval [2022-10-15 21:11:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2022-10-15 21:11:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2022-10-15 21:11:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2022-10-15 21:11:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2022-10-15 21:11:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:11:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2022-10-15 21:11:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2022-10-15 21:11:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2022-10-15 21:11:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2022-10-15 21:11:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2022-10-15 21:11:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2022-10-15 21:11:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2022-10-15 21:11:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2022-10-15 21:11:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_destroy_urb [2022-10-15 21:11:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_destroy_urb [2022-10-15 21:11:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:11:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:11:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:11:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-15 21:11:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-15 21:11:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-15 21:11:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-15 21:11:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-10-15 21:11:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-10-15 21:11:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-10-15 21:11:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-10-15 21:11:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:11:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-15 21:11:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:11:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-15 21:11:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-15 21:11:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2022-10-15 21:11:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2022-10-15 21:11:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:11:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_urbs [2022-10-15 21:11:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_urbs [2022-10-15 21:11:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:11:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2022-10-15 21:11:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2022-10-15 21:11:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 21:11:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 21:11:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:11:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-15 21:11:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure try_fmt_vid_cap [2022-10-15 21:11:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure try_fmt_vid_cap [2022-10-15 21:11:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:11:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:11:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:11:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:11:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2022-10-15 21:11:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2022-10-15 21:11:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure dev_open [2022-10-15 21:11:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_open [2022-10-15 21:11:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_close [2022-10-15 21:11:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_close [2022-10-15 21:11:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-15 21:11:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-15 21:11:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2022-10-15 21:11:50,958 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2022-10-15 21:11:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-15 21:11:50,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-15 21:11:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2022-10-15 21:11:50,958 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2022-10-15 21:11:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-15 21:11:50,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-15 21:11:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:11:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-15 21:11:50,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-15 21:11:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_open [2022-10-15 21:11:50,960 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_open [2022-10-15 21:11:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:11:50,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:11:51,791 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:11:51,800 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:11:52,076 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 21:11:54,029 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-10-15 21:11:56,761 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:11:56,785 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:11:56,786 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 21:11:56,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:11:56 BoogieIcfgContainer [2022-10-15 21:11:56,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:11:56,795 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:11:56,795 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:11:56,799 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:11:56,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:11:45" (1/3) ... [2022-10-15 21:11:56,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d52e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:11:56, skipping insertion in model container [2022-10-15 21:11:56,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:11:49" (2/3) ... [2022-10-15 21:11:56,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d52e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:11:56, skipping insertion in model container [2022-10-15 21:11:56,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:11:56" (3/3) ... [2022-10-15 21:11:56,803 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2022-10-15 21:11:56,826 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:11:56,827 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 98 error locations. [2022-10-15 21:11:56,930 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:11:56,939 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;@205889c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:11:56,940 INFO L358 AbstractCegarLoop]: Starting to check reachability of 98 error locations. [2022-10-15 21:11:56,952 INFO L276 IsEmpty]: Start isEmpty. Operand has 1618 states, 1152 states have (on average 1.46875) internal successors, (1692), 1277 states have internal predecessors, (1692), 287 states have call successors, (287), 82 states have call predecessors, (287), 80 states have return successors, (280), 274 states have call predecessors, (280), 280 states have call successors, (280) [2022-10-15 21:11:56,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-10-15 21:11:56,979 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:11:56,980 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:11:56,981 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting gspca_vm_closeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [wxh_to_modeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, wxh_to_modeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, frame_freeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 95 more)] === [2022-10-15 21:11:56,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:11:56,988 INFO L85 PathProgramCache]: Analyzing trace with hash 451998250, now seen corresponding path program 1 times [2022-10-15 21:11:57,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:11:57,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438141963] [2022-10-15 21:11:57,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:11:57,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:11:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:11:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:11:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 21:11:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:11:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-15 21:11:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:11:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-15 21:11:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-15 21:11:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:11:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-15 21:11:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-15 21:11:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-15 21:11:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-15 21:11:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-15 21:11:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-15 21:11:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-15 21:11:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-15 21:11:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 21:11:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-15 21:11:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-15 21:11:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-15 21:11:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-15 21:11:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-15 21:11:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:11:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-15 21:11:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-10-15 21:11:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-15 21:11:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-15 21:11:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:58,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-15 21:11:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-15 21:11:59,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-10-15 21:11:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-10-15 21:11:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-10-15 21:11:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-10-15 21:11:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-10-15 21:11:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-10-15 21:11:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-10-15 21:11:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-10-15 21:11:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-10-15 21:11:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-10-15 21:11:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-10-15 21:11:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-15 21:11:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:11:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3124 trivial. 0 not checked. [2022-10-15 21:11:59,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:11:59,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438141963] [2022-10-15 21:11:59,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438141963] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:11:59,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:11:59,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:11:59,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750489290] [2022-10-15 21:11:59,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:11:59,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:11:59,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:11:59,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:11:59,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:11:59,290 INFO L87 Difference]: Start difference. First operand has 1618 states, 1152 states have (on average 1.46875) internal successors, (1692), 1277 states have internal predecessors, (1692), 287 states have call successors, (287), 82 states have call predecessors, (287), 80 states have return successors, (280), 274 states have call predecessors, (280), 280 states have call successors, (280) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2022-10-15 21:12:12,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:12:12,355 INFO L93 Difference]: Finished difference Result 5824 states and 8760 transitions. [2022-10-15 21:12:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:12:12,360 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 263 [2022-10-15 21:12:12,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:12:12,460 INFO L225 Difference]: With dead ends: 5824 [2022-10-15 21:12:12,461 INFO L226 Difference]: Without dead ends: 4158 [2022-10-15 21:12:12,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:12:12,501 INFO L413 NwaCegarLoop]: 2510 mSDtfsCounter, 5307 mSDsluCounter, 3746 mSDsCounter, 0 mSdLazyCounter, 2820 mSolverCounterSat, 1926 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5554 SdHoareTripleChecker+Valid, 6256 SdHoareTripleChecker+Invalid, 4746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1926 IncrementalHoareTripleChecker+Valid, 2820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-10-15 21:12:12,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5554 Valid, 6256 Invalid, 4746 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1926 Valid, 2820 Invalid, 0 Unknown, 0 Unchecked, 12.0s Time] [2022-10-15 21:12:12,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4158 states. [2022-10-15 21:12:12,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4158 to 2972. [2022-10-15 21:12:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2972 states, 2217 states have (on average 1.4497068110058637) internal successors, (3214), 2339 states have internal predecessors, (3214), 505 states have call successors, (505), 158 states have call predecessors, (505), 158 states have return successors, (505), 492 states have call predecessors, (505), 505 states have call successors, (505) [2022-10-15 21:12:13,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2972 states and 4224 transitions. [2022-10-15 21:12:13,042 INFO L78 Accepts]: Start accepts. Automaton has 2972 states and 4224 transitions. Word has length 263 [2022-10-15 21:12:13,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:12:13,044 INFO L495 AbstractCegarLoop]: Abstraction has 2972 states and 4224 transitions. [2022-10-15 21:12:13,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (43), 3 states have call predecessors, (43), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2022-10-15 21:12:13,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 4224 transitions. [2022-10-15 21:12:13,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-10-15 21:12:13,054 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:12:13,055 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:12:13,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 21:12:13,056 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [wxh_to_modeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, wxh_to_modeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, frame_freeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 95 more)] === [2022-10-15 21:12:13,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:12:13,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1552660419, now seen corresponding path program 1 times [2022-10-15 21:12:13,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:12:13,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278294059] [2022-10-15 21:12:13,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:12:13,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:12:13,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:12:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:12:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 21:12:13,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:12:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-15 21:12:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:12:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-15 21:12:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-15 21:12:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:12:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-15 21:12:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-15 21:12:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-15 21:12:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-15 21:12:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-15 21:12:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-15 21:12:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:13,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-15 21:12:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-15 21:12:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 21:12:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-15 21:12:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-15 21:12:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-15 21:12:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-15 21:12:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-15 21:12:14,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:12:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-15 21:12:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-10-15 21:12:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-15 21:12:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-15 21:12:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-15 21:12:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-15 21:12:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-10-15 21:12:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-10-15 21:12:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-10-15 21:12:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-10-15 21:12:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-10-15 21:12:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-10-15 21:12:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-10-15 21:12:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-10-15 21:12:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-10-15 21:12:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-10-15 21:12:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-10-15 21:12:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-15 21:12:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:14,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3124 trivial. 0 not checked. [2022-10-15 21:12:14,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:12:14,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278294059] [2022-10-15 21:12:14,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278294059] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:12:14,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:12:14,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:12:14,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978143388] [2022-10-15 21:12:14,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:12:14,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:12:14,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:12:14,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:12:14,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:12:14,446 INFO L87 Difference]: Start difference. First operand 2972 states and 4224 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2022-10-15 21:12:26,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:12:26,172 INFO L93 Difference]: Finished difference Result 10873 states and 15909 transitions. [2022-10-15 21:12:26,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:12:26,173 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) Word has length 264 [2022-10-15 21:12:26,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:12:26,274 INFO L225 Difference]: With dead ends: 10873 [2022-10-15 21:12:26,274 INFO L226 Difference]: Without dead ends: 7988 [2022-10-15 21:12:26,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:12:26,298 INFO L413 NwaCegarLoop]: 2376 mSDtfsCounter, 5539 mSDsluCounter, 3686 mSDsCounter, 0 mSdLazyCounter, 2777 mSolverCounterSat, 1914 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5785 SdHoareTripleChecker+Valid, 6062 SdHoareTripleChecker+Invalid, 4691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1914 IncrementalHoareTripleChecker+Valid, 2777 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-10-15 21:12:26,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5785 Valid, 6062 Invalid, 4691 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1914 Valid, 2777 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2022-10-15 21:12:26,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7988 states. [2022-10-15 21:12:26,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7988 to 5734. [2022-10-15 21:12:26,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5734 states, 4361 states have (on average 1.4531070855308414) internal successors, (6337), 4515 states have internal predecessors, (6337), 965 states have call successors, (965), 316 states have call predecessors, (965), 316 states have return successors, (965), 938 states have call predecessors, (965), 965 states have call successors, (965) [2022-10-15 21:12:26,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5734 states to 5734 states and 8267 transitions. [2022-10-15 21:12:26,858 INFO L78 Accepts]: Start accepts. Automaton has 5734 states and 8267 transitions. Word has length 264 [2022-10-15 21:12:26,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:12:26,861 INFO L495 AbstractCegarLoop]: Abstraction has 5734 states and 8267 transitions. [2022-10-15 21:12:26,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (42), 2 states have call predecessors, (42), 1 states have return successors, (42), 1 states have call predecessors, (42), 1 states have call successors, (42) [2022-10-15 21:12:26,862 INFO L276 IsEmpty]: Start isEmpty. Operand 5734 states and 8267 transitions. [2022-10-15 21:12:26,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-10-15 21:12:26,873 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:12:26,874 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:12:26,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 21:12:26,875 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [wxh_to_modeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, wxh_to_modeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, frame_freeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 95 more)] === [2022-10-15 21:12:26,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:12:26,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1677549424, now seen corresponding path program 1 times [2022-10-15 21:12:26,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:12:26,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887347939] [2022-10-15 21:12:26,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:12:26,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:12:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:12:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:12:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 21:12:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:12:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-15 21:12:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:12:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-15 21:12:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-15 21:12:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:12:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-15 21:12:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-15 21:12:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-15 21:12:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-15 21:12:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-15 21:12:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-15 21:12:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-10-15 21:12:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-15 21:12:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-10-15 21:12:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-10-15 21:12:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-15 21:12:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-10-15 21:12:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-10-15 21:12:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-10-15 21:12:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:12:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-15 21:12:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-10-15 21:12:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-10-15 21:12:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-10-15 21:12:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-15 21:12:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:27,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-15 21:12:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-10-15 21:12:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-10-15 21:12:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-10-15 21:12:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-10-15 21:12:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-10-15 21:12:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-10-15 21:12:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-10-15 21:12:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-10-15 21:12:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-10-15 21:12:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2022-10-15 21:12:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2022-10-15 21:12:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2022-10-15 21:12:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-10-15 21:12:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:12:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:12:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:12:28,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3128 trivial. 0 not checked. [2022-10-15 21:12:28,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:12:28,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887347939] [2022-10-15 21:12:28,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887347939] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:12:28,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:12:28,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-15 21:12:28,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242911544] [2022-10-15 21:12:28,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:12:28,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-15 21:12:28,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:12:28,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-15 21:12:28,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-10-15 21:12:28,474 INFO L87 Difference]: Start difference. First operand 5734 states and 8267 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (45), 3 states have call predecessors, (45), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45)