/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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 language data_model -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 02:56:31,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 02:56:31,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 02:56:32,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 02:56:32,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 02:56:32,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 02:56:32,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 02:56:32,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 02:56:32,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 02:56:32,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 02:56:32,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 02:56:32,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 02:56:32,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 02:56:32,085 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 02:56:32,087 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 02:56:32,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 02:56:32,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 02:56:32,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 02:56:32,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 02:56:32,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 02:56:32,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 02:56:32,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 02:56:32,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 02:56:32,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 02:56:32,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 02:56:32,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 02:56:32,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 02:56:32,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 02:56:32,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 02:56:32,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 02:56:32,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 02:56:32,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 02:56:32,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 02:56:32,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 02:56:32,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 02:56:32,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 02:56:32,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 02:56:32,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 02:56:32,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 02:56:32,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 02:56:32,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 02:56:32,194 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 [2020-10-29 02:56:32,236 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 02:56:32,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 02:56:32,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 02:56:32,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 02:56:32,238 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 02:56:32,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 02:56:32,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 02:56:32,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 02:56:32,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 02:56:32,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 02:56:32,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 02:56:32,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 02:56:32,240 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 02:56:32,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 02:56:32,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 02:56:32,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 02:56:32,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 02:56:32,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 02:56:32,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 02:56:32,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 02:56:32,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 02:56:32,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 02:56:32,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 02:56:32,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 02:56:32,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 02:56:32,243 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 02:56:32,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 02:56:32,243 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-29 02:56:32,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 02:56:32,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 02:56:32,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 02:56:32,644 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 02:56:32,645 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 02:56:32,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2020-10-29 02:56:32,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b2b08a8a0/f3aed1278c6d4ef2b1593bf7cd2233df/FLAG694a2dba8 [2020-10-29 02:56:33,821 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 02:56:33,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2020-10-29 02:56:33,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b2b08a8a0/f3aed1278c6d4ef2b1593bf7cd2233df/FLAG694a2dba8 [2020-10-29 02:56:34,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b2b08a8a0/f3aed1278c6d4ef2b1593bf7cd2233df [2020-10-29 02:56:34,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 02:56:34,249 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 02:56:34,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 02:56:34,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 02:56:34,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 02:56:34,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:56:34" (1/1) ... [2020-10-29 02:56:34,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700f7058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:34, skipping insertion in model container [2020-10-29 02:56:34,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:56:34" (1/1) ... [2020-10-29 02:56:34,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 02:56:34,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 02:56:36,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 02:56:36,461 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 02:56:36,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 02:56:37,374 INFO L208 MainTranslator]: Completed translation [2020-10-29 02:56:37,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37 WrapperNode [2020-10-29 02:56:37,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 02:56:37,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 02:56:37,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 02:56:37,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 02:56:37,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37" (1/1) ... [2020-10-29 02:56:37,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37" (1/1) ... [2020-10-29 02:56:37,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37" (1/1) ... [2020-10-29 02:56:37,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37" (1/1) ... [2020-10-29 02:56:37,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37" (1/1) ... [2020-10-29 02:56:37,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37" (1/1) ... [2020-10-29 02:56:37,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37" (1/1) ... [2020-10-29 02:56:37,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 02:56:37,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 02:56:37,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 02:56:37,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 02:56:37,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37" (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 [2020-10-29 02:56:37,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 02:56:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 02:56:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-29 02:56:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-29 02:56:37,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-29 02:56:37,896 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 02:56:37,896 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 02:56:37,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 02:56:37,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 02:56:37,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-29 02:56:37,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-29 02:56:37,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 02:56:37,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 02:56:37,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 02:56:37,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 02:56:37,898 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-29 02:56:37,899 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-29 02:56:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2020-10-29 02:56:37,901 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-29 02:56:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-29 02:56:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2020-10-29 02:56:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2020-10-29 02:56:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2020-10-29 02:56:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-29 02:56:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-10-29 02:56:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-29 02:56:37,902 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-29 02:56:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-29 02:56:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-29 02:56:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-29 02:56:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2020-10-29 02:56:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2020-10-29 02:56:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2020-10-29 02:56:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2020-10-29 02:56:37,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2020-10-29 02:56:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-10-29 02:56:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-10-29 02:56:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0state_string [2020-10-29 02:56:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_request [2020-10-29 02:56:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dbgprint_devreq [2020-10-29 02:56:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_ep_show [2020-10-29 02:56:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_seq_show [2020-10-29 02:56:37,904 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_open [2020-10-29 02:56:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_create [2020-10-29 02:56:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dfs_delete [2020-10-29 02:56:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_dma_desc [2020-10-29 02:56:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc [2020-10-29 02:56:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_dma_desc_chain [2020-10-29 02:56:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_finish_request [2020-10-29 02:56:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_alloc_request [2020-10-29 02:56:37,905 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_start_dma [2020-10-29 02:56:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dma_advance [2020-10-29 02:56:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_abort_dma [2020-10-29 02:56:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_add_dma_desc [2020-10-29 02:56:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_out_desc_list [2020-10-29 02:56:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_setup_in_desc_list [2020-10-29 02:56:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue [2020-10-29 02:56:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_int [2020-10-29 02:56:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_nuke [2020-10-29 02:56:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_reset [2020-10-29 02:56:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_control_stall [2020-10-29 02:56:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_halt_wedge [2020-10-29 02:56:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_ep0state [2020-10-29 02:56:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_disable_interrupts_and_pullup [2020-10-29 02:56:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_stop_activity [2020-10-29 02:56:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_testmode_complete [2020-10-29 02:56:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_dummy_complete [2020-10-29 02:56:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond [2020-10-29 02:56:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_u16 [2020-10-29 02:56:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_respond_empty [2020-10-29 02:56:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_address [2020-10-29 02:56:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_device_request [2020-10-29 02:56:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_interface_request [2020-10-29 02:56:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_endpoint_request [2020-10-29 02:56:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0out_requeue [2020-10-29 02:56:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep0_setup [2020-10-29 02:56:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_connected [2020-10-29 02:56:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_enable_vbus_detect [2020-10-29 02:56:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_vbus_disconnected [2020-10-29 02:56:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_usbreset [2020-10-29 02:56:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_in_ep [2020-10-29 02:56:37,912 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_out_ep [2020-10-29 02:56:37,913 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_handle_state_changes [2020-10-29 02:56:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq_handler [2020-10-29 02:56:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_irq [2020-10-29 02:56:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_enable [2020-10-29 02:56:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_disable [2020-10-29 02:56:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_free_request [2020-10-29 02:56:37,914 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_queue_ext [2020-10-29 02:56:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_dequeue [2020-10-29 02:56:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt_wedge [2020-10-29 02:56:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_halt [2020-10-29 02:56:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_set_wedge [2020-10-29 02:56:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_status [2020-10-29 02:56:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_fifo_flush [2020-10-29 02:56:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_get_frame [2020-10-29 02:56:37,915 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_wakeup [2020-10-29 02:56:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_pullup [2020-10-29 02:56:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_start [2020-10-29 02:56:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_stop [2020-10-29 02:56:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_init [2020-10-29 02:56:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_udc_init [2020-10-29 02:56:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_ep_remove [2020-10-29 02:56:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_remove [2020-10-29 02:56:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_request_irq [2020-10-29 02:56:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_probe [2020-10-29 02:56:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_init [2020-10-29 02:56:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure gr_driver_exit [2020-10-29 02:56:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_3 [2020-10-29 02:56:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2020-10-29 02:56:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2020-10-29 02:56:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_6 [2020-10-29 02:56:37,918 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2020-10-29 02:56:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2020-10-29 02:56:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_3 [2020-10-29 02:56:37,919 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2020-10-29 02:56:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2020-10-29 02:56:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2020-10-29 02:56:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2020-10-29 02:56:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2020-10-29 02:56:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_ep_ops_5 [2020-10-29 02:56:37,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_ops_4 [2020-10-29 02:56:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2020-10-29 02:56:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 02:56:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-29 02:56:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-29 02:56:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-29 02:56:37,921 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-29 02:56:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-29 02:56:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-29 02:56:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_23 [2020-10-29 02:56:37,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_25 [2020-10-29 02:56:37,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_26 [2020-10-29 02:56:37,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_27 [2020-10-29 02:56:37,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_28 [2020-10-29 02:56:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 02:56:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 02:56:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 02:56:37,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 02:56:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 02:56:37,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-29 02:56:37,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-29 02:56:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-29 02:56:37,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-29 02:56:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-29 02:56:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-29 02:56:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-29 02:56:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-29 02:56:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-29 02:56:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2020-10-29 02:56:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-29 02:56:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-29 02:56:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-29 02:56:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-29 02:56:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-29 02:56:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2020-10-29 02:56:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2020-10-29 02:56:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2020-10-29 02:56:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-29 02:56:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2020-10-29 02:56:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2020-10-29 02:56:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2020-10-29 02:56:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-29 02:56:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-29 02:56:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2020-10-29 02:56:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2020-10-29 02:56:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2020-10-29 02:56:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32be [2020-10-29 02:56:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32be [2020-10-29 02:56:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 02:56:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 02:56:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-29 02:56:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2020-10-29 02:56:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-10-29 02:56:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2020-10-29 02:56:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2020-10-29 02:56:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2020-10-29 02:56:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2020-10-29 02:56:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2020-10-29 02:56:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2020-10-29 02:56:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2020-10-29 02:56:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2020-10-29 02:56:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_gadget_udc [2020-10-29 02:56:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_del_gadget_udc [2020-10-29 02:56:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_giveback_request [2020-10-29 02:56:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_map_request [2020-10-29 02:56:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2020-10-29 02:56:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_unmap_request [2020-10-29 02:56:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_speed_string [2020-10-29 02:56:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_state_string [2020-10-29 02:56:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-29 02:56:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 02:56:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 02:56:37,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 02:56:37,943 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 02:56:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 02:56:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 02:56:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 02:56:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 02:56:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 02:56:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 02:56:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 02:56:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-29 02:56:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 02:56:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 02:56:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-29 02:56:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-29 02:56:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 02:56:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 02:56:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 02:56:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 02:56:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 02:56:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 02:56:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-29 02:56:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 02:56:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 02:56:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 02:56:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 02:56:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-29 02:56:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-29 02:56:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 02:56:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 02:56:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 02:56:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 02:56:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-29 02:56:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 02:56:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-29 02:56:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-29 02:56:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 02:56:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-29 02:56:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2020-10-29 02:56:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-29 02:56:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-29 02:56:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 02:56:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-29 02:56:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-29 02:56:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-29 02:56:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-29 02:56:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-29 02:56:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-29 02:56:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2020-10-29 02:56:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-29 02:56:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2020-10-29 02:56:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-29 02:56:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2020-10-29 02:56:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-29 02:56:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32be [2020-10-29 02:56:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32be [2020-10-29 02:56:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-29 02:56:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 02:56:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-29 02:56:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-29 02:56:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_3 [2020-10-29 02:56:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2020-10-29 02:56:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2020-10-29 02:56:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_6 [2020-10-29 02:56:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2020-10-29 02:56:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2020-10-29 02:56:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_3 [2020-10-29 02:56:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2020-10-29 02:56:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2020-10-29 02:56:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2020-10-29 02:56:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2020-10-29 02:56:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2020-10-29 02:56:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_ep_ops_5 [2020-10-29 02:56:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_ops_4 [2020-10-29 02:56:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2020-10-29 02:56:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2020-10-29 02:56:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_23 [2020-10-29 02:56:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_26 [2020-10-29 02:56:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2020-10-29 02:56:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2020-10-29 02:56:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2020-10-29 02:56:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2020-10-29 02:56:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2020-10-29 02:56:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2020-10-29 02:56:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2020-10-29 02:56:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-10-29 02:56:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2020-10-29 02:56:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-29 02:56:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-29 02:56:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-29 02:56:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-29 02:56:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-29 02:56:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-29 02:56:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 02:56:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-29 02:56:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2020-10-29 02:56:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2020-10-29 02:56:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2020-10-29 02:56:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2020-10-29 02:56:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2020-10-29 02:56:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_state_string [2020-10-29 02:56:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2020-10-29 02:56:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 02:56:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_gadget_udc [2020-10-29 02:56:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_del_gadget_udc [2020-10-29 02:56:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_map_request [2020-10-29 02:56:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unmap_request [2020-10-29 02:56:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2020-10-29 02:56:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_giveback_request [2020-10-29 02:56:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-29 02:56:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-29 02:56:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2020-10-29 02:56:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2020-10-29 02:56:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_25 [2020-10-29 02:56:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2020-10-29 02:56:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2020-10-29 02:56:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2020-10-29 02:56:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2020-10-29 02:56:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2020-10-29 02:56:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2020-10-29 02:56:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2020-10-29 02:56:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_27 [2020-10-29 02:56:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-10-29 02:56:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_28 [2020-10-29 02:56:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-10-29 02:56:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-10-29 02:56:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2020-10-29 02:56:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0state_string [2020-10-29 02:56:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 02:56:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_request [2020-10-29 02:56:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dbgprint_devreq [2020-10-29 02:56:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_ep_show [2020-10-29 02:56:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_seq_show [2020-10-29 02:56:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_open [2020-10-29 02:56:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_create [2020-10-29 02:56:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dfs_delete [2020-10-29 02:56:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_dma_desc [2020-10-29 02:56:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc [2020-10-29 02:56:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_dma_desc_chain [2020-10-29 02:56:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_setup [2020-10-29 02:56:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure gr_finish_request [2020-10-29 02:56:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 02:56:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure gr_alloc_request [2020-10-29 02:56:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure gr_start_dma [2020-10-29 02:56:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dma_advance [2020-10-29 02:56:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure gr_abort_dma [2020-10-29 02:56:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure gr_add_dma_desc [2020-10-29 02:56:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_out_desc_list [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_setup_in_desc_list [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_int [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_nuke [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_reset [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_control_stall [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_halt_wedge [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_ep0state [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_disable_interrupts_and_pullup [2020-10-29 02:56:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure gr_stop_activity [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_testmode_complete [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_dummy_complete [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_u16 [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0_respond_empty [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_address [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_device_request [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_interface_request [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_endpoint_request [2020-10-29 02:56:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep0out_requeue [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_connected [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_enable_vbus_detect [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_vbus_disconnected [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_usbreset [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_in_ep [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_out_ep [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_handle_state_changes [2020-10-29 02:56:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq_handler [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_irq [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_enable [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_disable [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_free_request [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_queue_ext [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_dequeue [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt_wedge [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_halt [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_set_wedge [2020-10-29 02:56:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_status [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_fifo_flush [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_get_frame [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_wakeup [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_pullup [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_start [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_stop [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_init [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_udc_init [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_ep_remove [2020-10-29 02:56:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure gr_remove [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure gr_request_irq [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure gr_probe [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_init [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure gr_driver_exit [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 02:56:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 02:56:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 02:56:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-29 02:56:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-29 02:56:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-29 02:56:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-29 02:56:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-29 02:56:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-29 02:56:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 02:56:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 02:56:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 02:56:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 02:56:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 02:56:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 02:56:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 02:56:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 02:56:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 02:56:39,906 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 02:56:57,291 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 02:56:57,291 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 02:56:57,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:56:57 BoogieIcfgContainer [2020-10-29 02:56:57,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 02:56:57,299 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 02:56:57,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 02:56:57,303 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 02:56:57,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 02:56:34" (1/3) ... [2020-10-29 02:56:57,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a343c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:56:57, skipping insertion in model container [2020-10-29 02:56:57,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:56:37" (2/3) ... [2020-10-29 02:56:57,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a343c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:56:57, skipping insertion in model container [2020-10-29 02:56:57,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:56:57" (3/3) ... [2020-10-29 02:56:57,306 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--gr_udc.ko-entry_point.cil.out.i [2020-10-29 02:56:57,319 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 02:56:57,327 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 02:56:57,343 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 02:56:57,446 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 02:56:57,447 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 02:56:57,447 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 02:56:57,447 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 02:56:57,447 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 02:56:57,447 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 02:56:57,447 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 02:56:57,447 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 02:56:57,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states. [2020-10-29 02:56:57,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-29 02:56:57,525 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 02:56:57,527 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 02:56:57,527 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 02:56:57,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 02:56:57,533 INFO L82 PathProgramCache]: Analyzing trace with hash 892677772, now seen corresponding path program 1 times [2020-10-29 02:56:57,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 02:56:57,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1009769542] [2020-10-29 02:56:57,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 02:56:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:56:58,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:56:59,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:56:59,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:00,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:01,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:02,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:18,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:18,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-29 02:57:18,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 02:57:18,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20211 [2020-10-29 02:57:18,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:18,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:18,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:18,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-29 02:57:18,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:18,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-29 02:57:33,241 WARN L193 SmtUtils]: Spent 14.06 s on a formula simplification that was a NOOP. DAG size: 1555 [2020-10-29 02:57:33,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 02:57:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:33,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:46,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:46,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 02:57:46,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:46,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13242 [2020-10-29 02:57:46,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:46,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:46,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:46,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:46,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:46,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:46,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 02:57:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:46,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:46,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:46,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 02:57:46,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:46,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 02:57:46,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:46,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:46,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 02:57:46,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:46,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 02:57:46,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:46,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:46,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:46,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:46,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 02:57:46,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:46,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 02:57:46,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:46,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:46,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:46,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:46,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:46,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 02:57:46,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 02:57:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:46,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:47,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:47,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 02:57:47,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 02:57:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 02:57:47,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 02:57:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 02:57:47,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:47,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-29 02:57:47,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 02:57:47,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 02:57:47,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 02:57:47,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:47,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 02:57:47,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 02:57:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:47,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:47,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 02:57:47,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 02:57:47,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 02:57:47,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 02:57:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 02:57:47,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:47,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 02:57:47,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 02:57:47,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 02:57:47,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 02:57:47,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:47,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 02:57:47,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:47,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 02:57:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:47,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:47,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 02:57:47,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:47,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 02:57:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 02:57:47,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:47,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 02:57:47,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 02:57:47,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 02:57:47,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:47,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 02:57:47,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:47,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 02:57:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:47,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:47,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 02:57:47,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 02:57:47,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-29 02:57:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 02:57:47,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:47,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 02:57:47,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-29 02:57:47,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 02:57:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 02:57:47,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:47,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-29 02:57:47,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 02:57:47,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:47,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:47,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 02:57:47,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:47,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-29 02:57:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 02:57:47,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:47,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-29 02:57:47,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 02:57:47,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:47,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:47,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 02:57:47,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:47,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 02:57:47,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-29 02:57:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 02:57:47,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:47,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-29 02:57:47,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 02:57:47,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:47,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:47,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:47,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 02:57:47,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:47,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:47,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:47,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:47,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-29 02:57:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:47,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:47,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:48,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 02:57:48,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:48,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-29 02:57:48,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:48,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:48,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 02:57:48,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:48,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 02:57:48,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:48,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:48,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:48,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:48,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 02:57:48,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:48,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:48,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:48,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:48,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:48,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:48,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 02:57:48,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:48,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:48,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 02:57:48,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:48,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-29 02:57:48,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:48,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:48,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:48,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 02:57:48,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:48,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:48,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:48,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:48,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:48,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:48,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 02:57:48,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:48,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:48,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:48,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:48,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:48,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:48,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-29 02:57:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:48,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:48,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 02:57:48,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:48,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-29 02:57:48,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:48,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:48,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:48,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 02:57:48,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:48,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 02:57:48,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:48,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:48,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:48,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:48,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 02:57:48,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:48,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:48,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:48,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:48,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:48,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:48,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-29 02:57:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:48,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:48,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 02:57:48,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 02:57:48,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-29 02:57:48,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:48,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:48,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:48,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 02:57:48,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:48,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 02:57:48,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 02:57:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:57:48,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:57:48,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 02:57:48,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 02:57:48,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 02:57:48,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 02:57:48,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 02:57:48,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 02:57:48,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 02:57:48,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 02:57:48,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 02:57:48,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 02:57:48,788 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-10-29 02:57:48,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1009769542] [2020-10-29 02:57:48,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 02:57:48,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 02:57:48,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045882195] [2020-10-29 02:57:48,796 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 02:57:48,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 02:57:48,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 02:57:48,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 02:57:48,813 INFO L87 Difference]: Start difference. First operand 1846 states. Second operand 6 states. [2020-10-29 02:58:03,138 WARN L193 SmtUtils]: Spent 14.25 s on a formula simplification that was a NOOP. DAG size: 1564 [2020-10-29 02:59:40,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 02:59:40,419 INFO L93 Difference]: Finished difference Result 4003 states and 5645 transitions. [2020-10-29 02:59:40,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 02:59:40,421 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 174 [2020-10-29 02:59:40,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 02:59:40,467 INFO L225 Difference]: With dead ends: 4003 [2020-10-29 02:59:40,467 INFO L226 Difference]: Without dead ends: 2177 [2020-10-29 02:59:40,489 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 28.6s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 02:59:40,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2177 states. [2020-10-29 02:59:41,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2177 to 1763. [2020-10-29 02:59:41,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1763 states. [2020-10-29 02:59:41,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1763 states and 2398 transitions. [2020-10-29 02:59:41,701 INFO L78 Accepts]: Start accepts. Automaton has 1763 states and 2398 transitions. Word has length 174 [2020-10-29 02:59:41,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 02:59:41,702 INFO L481 AbstractCegarLoop]: Abstraction has 1763 states and 2398 transitions. [2020-10-29 02:59:41,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 02:59:41,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2398 transitions. [2020-10-29 02:59:41,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-29 02:59:41,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 02:59:41,711 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 02:59:41,711 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 02:59:41,711 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 02:59:41,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 02:59:41,712 INFO L82 PathProgramCache]: Analyzing trace with hash -95254380, now seen corresponding path program 1 times [2020-10-29 02:59:41,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 02:59:41,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1582641755] [2020-10-29 02:59:41,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 02:59:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 02:59:42,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:59:43,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:59:44,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:59:44,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 02:59:45,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 03:00:05,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 03:00:05,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-29 03:00:05,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 03:00:05,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23360 [2020-10-29 03:00:05,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-29 03:00:05,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-29 03:00:05,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 03:00:05,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 209 [2020-10-29 03:00:05,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 03:00:05,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0