/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 23:10:05,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 23:10:05,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 23:10:05,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 23:10:05,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 23:10:05,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 23:10:05,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 23:10:05,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 23:10:05,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 23:10:05,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 23:10:05,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 23:10:05,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 23:10:05,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 23:10:05,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 23:10:05,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 23:10:05,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 23:10:05,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 23:10:05,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 23:10:05,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 23:10:05,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 23:10:05,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 23:10:05,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 23:10:05,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 23:10:05,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 23:10:05,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 23:10:05,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 23:10:05,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 23:10:05,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 23:10:05,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 23:10:05,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 23:10:05,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 23:10:05,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 23:10:05,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 23:10:05,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 23:10:05,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 23:10:05,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 23:10:05,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 23:10:05,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 23:10:05,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 23:10:05,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 23:10:05,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 23:10:05,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-12 23:10:05,665 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 23:10:05,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 23:10:05,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 23:10:05,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 23:10:05,667 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 23:10:05,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 23:10:05,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 23:10:05,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 23:10:05,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 23:10:05,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 23:10:05,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 23:10:05,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 23:10:05,669 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 23:10:05,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 23:10:05,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 23:10:05,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 23:10:05,669 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 23:10:05,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 23:10:05,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 23:10:05,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 23:10:05,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 23:10:05,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 23:10:05,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 23:10:05,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 23:10:05,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 23:10:05,671 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 23:10:05,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-12 23:10:05,671 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 23:10:05,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 23:10:05,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 23:10:05,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 23:10:05,987 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 23:10:05,988 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 23:10:05,989 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-entry_point.cil.out.i [2020-10-12 23:10:06,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/285cd4805/9d476136720b4837b316e353fcd2051d/FLAG84dc89ab0 [2020-10-12 23:10:06,910 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 23:10:06,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-entry_point.cil.out.i [2020-10-12 23:10:06,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/285cd4805/9d476136720b4837b316e353fcd2051d/FLAG84dc89ab0 [2020-10-12 23:10:07,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/285cd4805/9d476136720b4837b316e353fcd2051d [2020-10-12 23:10:07,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 23:10:07,375 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 23:10:07,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 23:10:07,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 23:10:07,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 23:10:07,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:10:07" (1/1) ... [2020-10-12 23:10:07,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30917cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:07, skipping insertion in model container [2020-10-12 23:10:07,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:10:07" (1/1) ... [2020-10-12 23:10:07,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 23:10:07,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 23:10:09,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 23:10:09,633 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 23:10:10,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 23:10:10,414 INFO L208 MainTranslator]: Completed translation [2020-10-12 23:10:10,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10 WrapperNode [2020-10-12 23:10:10,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 23:10:10,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 23:10:10,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 23:10:10,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 23:10:10,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10" (1/1) ... [2020-10-12 23:10:10,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10" (1/1) ... [2020-10-12 23:10:10,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10" (1/1) ... [2020-10-12 23:10:10,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10" (1/1) ... [2020-10-12 23:10:10,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10" (1/1) ... [2020-10-12 23:10:10,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10" (1/1) ... [2020-10-12 23:10:10,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10" (1/1) ... [2020-10-12 23:10:10,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 23:10:10,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 23:10:10,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 23:10:10,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 23:10:10,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 23:10:10,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 23:10:10,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 23:10:10,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-12 23:10:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-12 23:10:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-12 23:10:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-12 23:10:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-12 23:10:10,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-12 23:10:10,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2020-10-12 23:10:10,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-12 23:10:10,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2020-10-12 23:10:10,817 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-12 23:10:10,817 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-12 23:10:10,818 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-12 23:10:10,818 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-12 23:10:10,818 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-12 23:10:10,818 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-12 23:10:10,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-12 23:10:10,819 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-12 23:10:10,820 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-12 23:10:10,820 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2020-10-12 23:10:10,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-12 23:10:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-12 23:10:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-12 23:10:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-12 23:10:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-12 23:10:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-12 23:10:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-12 23:10:10,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-12 23:10:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-12 23:10:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-12 23:10:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-12 23:10:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-12 23:10:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-12 23:10:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-12 23:10:10,822 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-12 23:10:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-12 23:10:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-12 23:10:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-12 23:10:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-12 23:10:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2020-10-12 23:10:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2020-10-12 23:10:10,823 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2020-10-12 23:10:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2020-10-12 23:10:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2020-10-12 23:10:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_handle_irq [2020-10-12 23:10:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure crc16 [2020-10-12 23:10:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2020-10-12 23:10:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_get_stb_state [2020-10-12 23:10:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_audio_pes2ts_cb [2020-10-12 23:10:10,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_video_pes2ts_cb [2020-10-12 23:10:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2020-10-12 23:10:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_pva [2020-10-12 23:10:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_filter [2020-10-12 23:10:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_packet [2020-10-12 23:10:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_bytes [2020-10-12 23:10:10,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame [2020-10-12 23:10:10,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame_list [2020-10-12 23:10:10,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb [2020-10-12 23:10:10,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2020-10-12 23:10:10,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2020-10-12 23:10:10,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_interface [2020-10-12 23:10:10,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2020-10-12 23:10:10,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_ts_feed [2020-10-12 23:10:10,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_sec_feed [2020-10-12 23:10:10,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_feed [2020-10-12 23:10:10,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_ts_feed [2020-10-12 23:10:10,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_sec_feed [2020-10-12 23:10:10,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_feed [2020-10-12 23:10:10,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2020-10-12 23:10:10,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_alloc_iso_urbs [2020-10-12 23:10:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_tasklet [2020-10-12 23:10:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_init_rc [2020-10-12 23:10:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_v_pes [2020-10-12 23:10:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_usb [2020-10-12 23:10:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_boot_dsp [2020-10-12 23:10:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_stb [2020-10-12 23:10:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_dvb [2020-10-12 23:10:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_dvb [2020-10-12 23:10:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_rc [2020-10-12 23:10:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2020-10-12 23:10:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_tasklet [2020-10-12 23:10:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_filters [2020-10-12 23:10:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_filters [2020-10-12 23:10:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure fe_send_command [2020-10-12 23:10:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_probe [2020-10-12 23:10:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_disconnect [2020-10-12 23:10:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2020-10-12 23:10:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_driver_init [2020-10-12 23:10:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_driver_exit [2020-10-12 23:10:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-12 23:10:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 23:10:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-12 23:10:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2020-10-12 23:10:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2020-10-12 23:10:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2020-10-12 23:10:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_5 [2020-10-12 23:10:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_6 [2020-10-12 23:10:10,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2020-10-12 23:10:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_8 [2020-10-12 23:10:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_9 [2020-10-12 23:10:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_10 [2020-10-12 23:10:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_11 [2020-10-12 23:10:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_12 [2020-10-12 23:10:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_13 [2020-10-12 23:10:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_15 [2020-10-12 23:10:10,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_16 [2020-10-12 23:10:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-12 23:10:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-12 23:10:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-12 23:10:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-12 23:10:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-12 23:10:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-12 23:10:10,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-12 23:10:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-12 23:10:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-12 23:10:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-12 23:10:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-12 23:10:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-12 23:10:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-12 23:10:10,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-12 23:10:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-12 23:10:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-12 23:10:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-12 23:10:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-12 23:10:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-12 23:10:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-12 23:10:10,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-12 23:10:10,836 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-12 23:10:10,836 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-12 23:10:10,836 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2020-10-12 23:10:10,836 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-12 23:10:10,836 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-12 23:10:10,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2020-10-12 23:10:10,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2020-10-12 23:10:10,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2020-10-12 23:10:10,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2020-10-12 23:10:10,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts [2020-10-12 23:10:10,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2020-10-12 23:10:10,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2020-10-12 23:10:10,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2020-10-12 23:10:10,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2020-10-12 23:10:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2020-10-12 23:10:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2020-10-12 23:10:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2020-10-12 23:10:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2020-10-12 23:10:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2020-10-12 23:10:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2020-10-12 23:10:10,838 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2020-10-12 23:10:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-12 23:10:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-12 23:10:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-12 23:10:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-12 23:10:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-12 23:10:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2020-10-12 23:10:10,839 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2020-10-12 23:10:10,840 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2020-10-12 23:10:10,840 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-12 23:10:10,840 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2020-10-12 23:10:10,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbs_attach [2020-10-12 23:10:10,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbt_attach [2020-10-12 23:10:10,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-12 23:10:10,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2020-10-12 23:10:10,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-12 23:10:10,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-12 23:10:10,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-12 23:10:10,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-12 23:10:10,841 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-12 23:10:10,841 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-12 23:10:10,841 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-12 23:10:10,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-12 23:10:10,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-12 23:10:10,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-12 23:10:10,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 23:10:10,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-12 23:10:10,842 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-12 23:10:10,842 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-12 23:10:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2020-10-12 23:10:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2020-10-12 23:10:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-12 23:10:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2020-10-12 23:10:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-12 23:10:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-12 23:10:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-12 23:10:10,843 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-12 23:10:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-12 23:10:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-12 23:10:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 23:10:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-12 23:10:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-12 23:10:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 23:10:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-12 23:10:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-12 23:10:10,844 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-12 23:10:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-12 23:10:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-12 23:10:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-12 23:10:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-12 23:10:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-12 23:10:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-12 23:10:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-12 23:10:10,845 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-12 23:10:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-12 23:10:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-12 23:10:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2020-10-12 23:10:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-12 23:10:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_13 [2020-10-12 23:10:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_12 [2020-10-12 23:10:10,846 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-12 23:10:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2020-10-12 23:10:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 23:10:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-12 23:10:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_15 [2020-10-12 23:10:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-12 23:10:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_16 [2020-10-12 23:10:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_10 [2020-10-12 23:10:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_6 [2020-10-12 23:10:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_8 [2020-10-12 23:10:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_5 [2020-10-12 23:10:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_9 [2020-10-12 23:10:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_11 [2020-10-12 23:10:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2020-10-12 23:10:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2020-10-12 23:10:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2020-10-12 23:10:10,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2020-10-12 23:10:10,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-12 23:10:10,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-12 23:10:10,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-12 23:10:10,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2020-10-12 23:10:10,849 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-12 23:10:10,849 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-12 23:10:10,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 23:10:10,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-12 23:10:10,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-12 23:10:10,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-12 23:10:10,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-12 23:10:10,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-12 23:10:10,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-12 23:10:10,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-12 23:10:10,851 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-12 23:10:10,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-12 23:10:10,851 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-12 23:10:10,851 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-12 23:10:10,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-12 23:10:10,851 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-12 23:10:10,851 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 23:10:10,851 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-12 23:10:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 23:10:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-12 23:10:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-12 23:10:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-12 23:10:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 23:10:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-12 23:10:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-12 23:10:10,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-12 23:10:10,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-12 23:10:10,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-12 23:10:10,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-12 23:10:10,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-12 23:10:10,853 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-12 23:10:10,853 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-12 23:10:10,853 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-12 23:10:10,854 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-12 23:10:10,854 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-12 23:10:10,854 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-12 23:10:10,854 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-12 23:10:10,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-12 23:10:10,854 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-12 23:10:10,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-12 23:10:10,854 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2020-10-12 23:10:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2020-10-12 23:10:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2020-10-12 23:10:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2020-10-12 23:10:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2020-10-12 23:10:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2020-10-12 23:10:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2020-10-12 23:10:10,855 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2020-10-12 23:10:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2020-10-12 23:10:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2020-10-12 23:10:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2020-10-12 23:10:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2020-10-12 23:10:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2020-10-12 23:10:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2020-10-12 23:10:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2020-10-12 23:10:10,856 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2020-10-12 23:10:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2020-10-12 23:10:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2020-10-12 23:10:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2020-10-12 23:10:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts [2020-10-12 23:10:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2020-10-12 23:10:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2020-10-12 23:10:10,857 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2020-10-12 23:10:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2020-10-12 23:10:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbs_attach [2020-10-12 23:10:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbt_attach [2020-10-12 23:10:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2020-10-12 23:10:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_handle_irq [2020-10-12 23:10:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure crc16 [2020-10-12 23:10:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2020-10-12 23:10:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-12 23:10:10,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 23:10:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 23:10:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_get_stb_state [2020-10-12 23:10:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_audio_pes2ts_cb [2020-10-12 23:10:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-12 23:10:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_video_pes2ts_cb [2020-10-12 23:10:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2020-10-12 23:10:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_pva [2020-10-12 23:10:10,859 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_filter [2020-10-12 23:10:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_packet [2020-10-12 23:10:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure swap_bytes [2020-10-12 23:10:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame [2020-10-12 23:10:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame_list [2020-10-12 23:10:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb [2020-10-12 23:10:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2020-10-12 23:10:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2020-10-12 23:10:10,860 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_interface [2020-10-12 23:10:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2020-10-12 23:10:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_ts_feed [2020-10-12 23:10:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_sec_feed [2020-10-12 23:10:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_feed [2020-10-12 23:10:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_ts_feed [2020-10-12 23:10:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_sec_feed [2020-10-12 23:10:10,861 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_feed [2020-10-12 23:10:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2020-10-12 23:10:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_alloc_iso_urbs [2020-10-12 23:10:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-12 23:10:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_tasklet [2020-10-12 23:10:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_init_rc [2020-10-12 23:10:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_v_pes [2020-10-12 23:10:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_usb [2020-10-12 23:10:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_boot_dsp [2020-10-12 23:10:10,862 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_stb [2020-10-12 23:10:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_dvb [2020-10-12 23:10:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-12 23:10:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_dvb [2020-10-12 23:10:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-12 23:10:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-12 23:10:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_rc [2020-10-12 23:10:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2020-10-12 23:10:10,863 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_tasklet [2020-10-12 23:10:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_filters [2020-10-12 23:10:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_filters [2020-10-12 23:10:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure fe_send_command [2020-10-12 23:10:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_probe [2020-10-12 23:10:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_disconnect [2020-10-12 23:10:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_driver_init [2020-10-12 23:10:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_driver_exit [2020-10-12 23:10:10,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-12 23:10:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-12 23:10:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 23:10:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-12 23:10:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-12 23:10:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-12 23:10:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-12 23:10:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-12 23:10:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-12 23:10:10,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-12 23:10:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-12 23:10:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-12 23:10:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-12 23:10:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 23:10:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 23:10:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 23:10:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-12 23:10:10,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 23:10:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-12 23:10:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-12 23:10:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-12 23:10:10,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-12 23:10:11,976 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-12 23:10:20,343 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-12 23:10:22,650 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 23:10:22,650 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-12 23:10:22,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:10:22 BoogieIcfgContainer [2020-10-12 23:10:22,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 23:10:22,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 23:10:22,664 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 23:10:22,667 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 23:10:22,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 11:10:07" (1/3) ... [2020-10-12 23:10:22,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232cf959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:10:22, skipping insertion in model container [2020-10-12 23:10:22,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:10:10" (2/3) ... [2020-10-12 23:10:22,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232cf959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 11:10:22, skipping insertion in model container [2020-10-12 23:10:22,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:10:22" (3/3) ... [2020-10-12 23:10:22,671 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--ttusb-dec--ttusb_dec.ko-entry_point.cil.out.i [2020-10-12 23:10:22,682 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 23:10:22,692 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 23:10:22,706 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 23:10:22,737 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 23:10:22,737 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 23:10:22,737 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 23:10:22,738 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 23:10:22,738 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 23:10:22,738 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 23:10:22,738 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 23:10:22,738 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 23:10:22,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states. [2020-10-12 23:10:22,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-12 23:10:22,812 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 23:10:22,814 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 23:10:22,816 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 23:10:22,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 23:10:22,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1756884700, now seen corresponding path program 1 times [2020-10-12 23:10:22,834 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 23:10:22,835 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [359809806] [2020-10-12 23:10:22,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 23:10:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:23,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:24,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:28,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:28,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-12 23:10:28,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 23:10:28,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5146 [2020-10-12 23:10:28,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:28,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 23:10:28,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-12 23:10:28,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 23:10:28,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 23:10:33,416 WARN L193 SmtUtils]: Spent 4.29 s on a formula simplification that was a NOOP. DAG size: 1030 [2020-10-12 23:10:33,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 23:10:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:33,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:35,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:35,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 23:10:35,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:35,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2132 [2020-10-12 23:10:35,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:35,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:35,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:10:35,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:35,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:10:35,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 23:10:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:35,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:35,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:35,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:10:35,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:35,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 23:10:35,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:35,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:35,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:10:35,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:35,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:10:35,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 23:10:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:35,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:35,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:35,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:10:35,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:35,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 23:10:35,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:35,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:35,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:10:35,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:35,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:10:35,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 23:10:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:35,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:35,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:35,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:10:35,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:35,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 23:10:35,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:35,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:10:35,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:35,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:10:35,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-12 23:10:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:35,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:35,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:35,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:10:35,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:35,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-12 23:10:35,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:35,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:35,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:10:35,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:35,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:10:35,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 23:10:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:35,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:36,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:36,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:10:36,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:36,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-12 23:10:36,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:36,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:36,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:10:36,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:36,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 23:10:36,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 23:10:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:36,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:36,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:36,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 23:10:36,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:36,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 23:10:36,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:36,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:36,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:10:36,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:36,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 23:10:36,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 23:10:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:36,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:36,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:36,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:10:36,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:36,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 23:10:36,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:36,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 23:10:36,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 23:10:36,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 23:10:36,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:10:36,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-12 23:10:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:36,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:36,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:36,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 23:10:36,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:36,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-12 23:10:36,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:36,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:36,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-12 23:10:36,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:36,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:10:36,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 23:10:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:36,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:36,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:36,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 23:10:36,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:36,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 23:10:36,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:10:36,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:36,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:10:36,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 23:10:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:10:36,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:10:36,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:10:36,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 23:10:36,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:10:36,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 23:10:36,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:10:36,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:10:36,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:10:36,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:10:36,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:10:36,506 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-12 23:10:36,507 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [359809806] [2020-10-12 23:10:36,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 23:10:36,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 23:10:36,511 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262901591] [2020-10-12 23:10:36,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 23:10:36,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 23:10:36,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 23:10:36,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 23:10:36,539 INFO L87 Difference]: Start difference. First operand 1546 states. Second operand 8 states. [2020-10-12 23:10:41,065 WARN L193 SmtUtils]: Spent 4.44 s on a formula simplification that was a NOOP. DAG size: 1039 [2020-10-12 23:10:48,693 WARN L193 SmtUtils]: Spent 4.13 s on a formula simplification that was a NOOP. DAG size: 1042 [2020-10-12 23:10:53,134 WARN L193 SmtUtils]: Spent 4.34 s on a formula simplification that was a NOOP. DAG size: 1044 [2020-10-12 23:11:45,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 23:11:45,314 INFO L93 Difference]: Finished difference Result 3171 states and 4387 transitions. [2020-10-12 23:11:45,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-12 23:11:45,321 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 68 [2020-10-12 23:11:45,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 23:11:45,373 INFO L225 Difference]: With dead ends: 3171 [2020-10-12 23:11:45,374 INFO L226 Difference]: Without dead ends: 1790 [2020-10-12 23:11:45,394 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 17.5s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2020-10-12 23:11:45,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1790 states. [2020-10-12 23:11:46,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1790 to 1352. [2020-10-12 23:11:46,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1352 states. [2020-10-12 23:11:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1352 states and 1745 transitions. [2020-10-12 23:11:46,081 INFO L78 Accepts]: Start accepts. Automaton has 1352 states and 1745 transitions. Word has length 68 [2020-10-12 23:11:46,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 23:11:46,082 INFO L479 AbstractCegarLoop]: Abstraction has 1352 states and 1745 transitions. [2020-10-12 23:11:46,082 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 23:11:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1745 transitions. [2020-10-12 23:11:46,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-10-12 23:11:46,087 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 23:11:46,087 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 23:11:46,087 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 23:11:46,088 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 23:11:46,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 23:11:46,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1605197757, now seen corresponding path program 1 times [2020-10-12 23:11:46,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 23:11:46,089 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1348907523] [2020-10-12 23:11:46,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 23:11:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:46,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:48,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:52,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:52,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-12 23:11:52,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 23:11:52,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5901 [2020-10-12 23:11:52,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:52,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 23:11:52,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 23:11:52,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-12 23:11:52,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:11:56,587 WARN L193 SmtUtils]: Spent 4.08 s on a formula simplification that was a NOOP. DAG size: 1030 [2020-10-12 23:11:56,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 23:11:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:56,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:58,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:58,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 23:11:58,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:58,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2083 [2020-10-12 23:11:58,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:58,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 23:11:58,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:58,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 23:11:58,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 23:11:59,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 23:11:59,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:11:59,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-12 23:11:59,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 23:11:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 23:11:59,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:11:59,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 23:11:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:11:59,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 23:11:59,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 23:11:59,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 23:11:59,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:11:59,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 23:11:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:11:59,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 23:11:59,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 23:11:59,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 23:11:59,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:11:59,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-12 23:11:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:11:59,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 23:11:59,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 23:11:59,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 23:11:59,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:11:59,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 23:11:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 23:11:59,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 23:11:59,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 23:11:59,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 23:11:59,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:11:59,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 23:11:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 23:11:59,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 23:11:59,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 23:11:59,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 23:11:59,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 23:11:59,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 23:11:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 23:11:59,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-12 23:11:59,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 23:11:59,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 23:11:59,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 23:11:59,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-12 23:11:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 23:11:59,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-12 23:11:59,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 23:11:59,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-12 23:11:59,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:11:59,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 23:11:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 23:11:59,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-12 23:11:59,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:11:59,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:11:59,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 23:11:59,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 23:11:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:11:59,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:11:59,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 23:11:59,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 23:11:59,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 23:11:59,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 23:11:59,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 23:11:59,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 23:11:59,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 23:11:59,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 23:11:59,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 23:11:59,706 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-12 23:11:59,707 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1348907523] [2020-10-12 23:11:59,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 23:11:59,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-12 23:11:59,708 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412199139] [2020-10-12 23:11:59,710 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-12 23:11:59,710 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 23:11:59,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-12 23:11:59,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-12 23:11:59,711 INFO L87 Difference]: Start difference. First operand 1352 states and 1745 transitions. Second operand 7 states. [2020-10-12 23:12:03,876 WARN L193 SmtUtils]: Spent 4.13 s on a formula simplification that was a NOOP. DAG size: 1039 [2020-10-12 23:12:10,314 WARN L193 SmtUtils]: Spent 4.18 s on a formula simplification that was a NOOP. DAG size: 1042 [2020-10-12 23:12:14,676 WARN L193 SmtUtils]: Spent 4.21 s on a formula simplification that was a NOOP. DAG size: 1033 [2020-10-12 23:13:46,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 23:13:46,957 INFO L93 Difference]: Finished difference Result 4805 states and 6694 transitions. [2020-10-12 23:13:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-12 23:13:46,958 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 69 [2020-10-12 23:13:46,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 23:13:46,982 INFO L225 Difference]: With dead ends: 4805 [2020-10-12 23:13:46,982 INFO L226 Difference]: Without dead ends: 3474 [2020-10-12 23:13:46,990 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 17.0s TimeCoverageRelationStatistics Valid=95, Invalid=211, Unknown=0, NotChecked=0, Total=306 [2020-10-12 23:13:46,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3474 states. [2020-10-12 23:13:48,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3474 to 3071. [2020-10-12 23:13:48,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3071 states. [2020-10-12 23:13:48,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 3071 states and 4165 transitions. [2020-10-12 23:13:48,152 INFO L78 Accepts]: Start accepts. Automaton has 3071 states and 4165 transitions. Word has length 69 [2020-10-12 23:13:48,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 23:13:48,153 INFO L479 AbstractCegarLoop]: Abstraction has 3071 states and 4165 transitions. [2020-10-12 23:13:48,153 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-12 23:13:48,153 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 4165 transitions. [2020-10-12 23:13:48,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-12 23:13:48,156 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 23:13:48,157 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 23:13:48,157 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 23:13:48,157 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 23:13:48,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 23:13:48,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1779138441, now seen corresponding path program 1 times [2020-10-12 23:13:48,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 23:13:48,158 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1304549344] [2020-10-12 23:13:48,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 23:13:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 23:13:48,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 23:13:51,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking...