/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 10:21:37,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 10:21:37,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 10:21:37,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 10:21:37,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 10:21:37,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 10:21:37,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 10:21:37,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 10:21:37,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 10:21:37,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 10:21:37,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 10:21:37,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 10:21:37,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 10:21:37,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 10:21:37,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 10:21:37,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 10:21:37,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 10:21:37,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 10:21:37,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 10:21:37,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 10:21:37,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 10:21:37,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 10:21:37,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 10:21:37,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 10:21:37,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 10:21:37,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 10:21:37,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 10:21:37,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 10:21:37,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 10:21:37,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 10:21:37,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 10:21:37,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 10:21:37,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 10:21:37,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 10:21:37,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 10:21:37,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 10:21:37,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 10:21:37,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 10:21:37,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 10:21:37,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 10:21:37,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 10:21:37,194 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 [2020-10-15 10:21:37,229 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 10:21:37,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 10:21:37,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 10:21:37,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 10:21:37,231 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 10:21:37,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 10:21:37,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 10:21:37,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 10:21:37,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 10:21:37,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 10:21:37,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 10:21:37,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 10:21:37,233 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 10:21:37,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 10:21:37,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 10:21:37,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 10:21:37,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 10:21:37,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 10:21:37,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 10:21:37,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 10:21:37,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 10:21:37,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 10:21:37,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 10:21:37,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 10:21:37,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 10:21:37,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 10:21:37,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 10:21:37,236 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 10:21:37,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 10:21:37,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 10:21:37,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 10:21:37,540 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 10:21:37,540 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 10:21:37,541 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2020-10-15 10:21:37,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/35abee7fd/b089bc429bd84e15bdc5bd9ae4bf6c38/FLAGfbd327c97 [2020-10-15 10:21:38,321 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 10:21:38,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2020-10-15 10:21:38,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/35abee7fd/b089bc429bd84e15bdc5bd9ae4bf6c38/FLAGfbd327c97 [2020-10-15 10:21:38,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/35abee7fd/b089bc429bd84e15bdc5bd9ae4bf6c38 [2020-10-15 10:21:38,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 10:21:38,879 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 10:21:38,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 10:21:38,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 10:21:38,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 10:21:38,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:21:38" (1/1) ... [2020-10-15 10:21:38,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fd2fa81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:38, skipping insertion in model container [2020-10-15 10:21:38,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:21:38" (1/1) ... [2020-10-15 10:21:38,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 10:21:39,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 10:21:41,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 10:21:41,217 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 10:21:41,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 10:21:41,977 INFO L208 MainTranslator]: Completed translation [2020-10-15 10:21:41,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41 WrapperNode [2020-10-15 10:21:41,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 10:21:41,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 10:21:41,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 10:21:41,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 10:21:42,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41" (1/1) ... [2020-10-15 10:21:42,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41" (1/1) ... [2020-10-15 10:21:42,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41" (1/1) ... [2020-10-15 10:21:42,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41" (1/1) ... [2020-10-15 10:21:42,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41" (1/1) ... [2020-10-15 10:21:42,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41" (1/1) ... [2020-10-15 10:21:42,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41" (1/1) ... [2020-10-15 10:21:42,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 10:21:42,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 10:21:42,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 10:21:42,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 10:21:42,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41" (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 [2020-10-15 10:21:42,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 10:21:42,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 10:21:42,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-15 10:21:42,384 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-15 10:21:42,384 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-15 10:21:42,384 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-15 10:21:42,385 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-15 10:21:42,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2020-10-15 10:21:42,386 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-15 10:21:42,386 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-15 10:21:42,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-15 10:21:42,386 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-15 10:21:42,386 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-15 10:21:42,386 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-15 10:21:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-15 10:21:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-15 10:21:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-15 10:21:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-15 10:21:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-15 10:21:42,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-15 10:21:42,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-15 10:21:42,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-15 10:21:42,388 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2020-10-15 10:21:42,389 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze_unsafe [2020-10-15 10:21:42,389 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze [2020-10-15 10:21:42,389 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_do_not_count [2020-10-15 10:21:42,389 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_count [2020-10-15 10:21:42,389 INFO L138 BoogieDeclarations]: Found implementation of procedure freezable_schedule_hrtimeout_range [2020-10-15 10:21:42,389 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-15 10:21:42,390 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-15 10:21:42,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2020-10-15 10:21:42,390 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2020-10-15 10:21:42,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-15 10:21:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-15 10:21:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2020-10-15 10:21:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_demod_write [2020-10-15 10:21:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_lnb_ctrl [2020-10-15 10:21:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_find_adapter [2020-10-15 10:21:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_tuner_power [2020-10-15 10:21:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_lna [2020-10-15 10:21:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_voltage [2020-10-15 10:21:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fe_init [2020-10-15 10:21:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_attach_fe [2020-10-15 10:21:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fetch_thread [2020-10-15 10:21:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_streaming [2020-10-15 10:21:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_streaming [2020-10-15 10:21:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_feed [2020-10-15 10:21:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_feed [2020-10-15 10:21:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_adapter [2020-10-15 10:21:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_cleanup_adapter [2020-10-15 10:21:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_suspend [2020-10-15 10:21:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_resume [2020-10-15 10:21:42,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_remove [2020-10-15 10:21:42,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_probe [2020-10-15 10:21:42,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_init [2020-10-15 10:21:42,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_exit [2020-10-15 10:21:42,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_algorithm_3 [2020-10-15 10:21:42,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_2 [2020-10-15 10:21:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2020-10-15 10:21:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 10:21:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-15 10:21:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-15 10:21:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2020-10-15 10:21:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_6 [2020-10-15 10:21:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_7 [2020-10-15 10:21:42,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2020-10-15 10:21:42,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_9 [2020-10-15 10:21:42,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_10 [2020-10-15 10:21:42,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_11 [2020-10-15 10:21:42,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_12 [2020-10-15 10:21:42,397 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2020-10-15 10:21:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2020-10-15 10:21:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2020-10-15 10:21:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdbuf_add [2020-10-15 10:21:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure put_end [2020-10-15 10:21:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure put_start [2020-10-15 10:21:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_write [2020-10-15 10:21:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_read [2020-10-15 10:21:42,399 INFO L138 BoogieDeclarations]: Found implementation of procedure put_stop [2020-10-15 10:21:42,399 INFO L138 BoogieDeclarations]: Found implementation of procedure translate [2020-10-15 10:21:42,399 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_i2c_result [2020-10-15 10:21:42,399 INFO L138 BoogieDeclarations]: Found implementation of procedure send_i2c_cmd [2020-10-15 10:21:42,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_demods [2020-10-15 10:21:42,399 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_mxl301rf [2020-10-15 10:21:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_reset [2020-10-15 10:21:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_master_xfer [2020-10-15 10:21:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_functionality [2020-10-15 10:21:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_base [2020-10-15 10:21:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_dma [2020-10-15 10:21:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_dma [2020-10-15 10:21:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure next_unit [2020-10-15 10:21:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_proc_dma [2020-10-15 10:21:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_dmabuf [2020-10-15 10:21:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_free_dmabuf [2020-10-15 10:21:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_dmabuf [2020-10-15 10:21:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-15 10:21:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-15 10:21:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-15 10:21:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-15 10:21:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-15 10:21:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-10-15 10:21:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-10-15 10:21:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-10-15 10:21:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-10-15 10:21:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-10-15 10:21:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-15 10:21:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2020-10-15 10:21:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2020-10-15 10:21:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-15 10:21:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-15 10:21:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __refrigerator [2020-10-15 10:21:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2020-10-15 10:21:42,404 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-15 10:21:42,404 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_check_no_locks_held [2020-10-15 10:21:42,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-15 10:21:42,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-15 10:21:42,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-15 10:21:42,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-15 10:21:42,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2020-10-15 10:21:42,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2020-10-15 10:21:42,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2020-10-15 10:21:42,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2020-10-15 10:21:42,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter_packets [2020-10-15 10:21:42,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2020-10-15 10:21:42,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2020-10-15 10:21:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2020-10-15 10:21:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2020-10-15 10:21:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2020-10-15 10:21:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2020-10-15 10:21:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2020-10-15 10:21:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2020-10-15 10:21:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing_slow_path [2020-10-15 10:21:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_adapter [2020-10-15 10:21:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2020-10-15 10:21:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2020-10-15 10:21:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2020-10-15 10:21:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2020-10-15 10:21:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2020-10-15 10:21:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2020-10-15 10:21:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2020-10-15 10:21:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_freezable_should_stop [2020-10-15 10:21:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2020-10-15 10:21:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_2 [2020-10-15 10:21:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_2 [2020-10-15 10:21:42,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_2 [2020-10-15 10:21:42,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-15 10:21:42,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_2 [2020-10-15 10:21:42,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_2 [2020-10-15 10:21:42,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_2 [2020-10-15 10:21:42,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_2 [2020-10-15 10:21:42,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_2 [2020-10-15 10:21:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2020-10-15 10:21:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_2 [2020-10-15 10:21:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-10-15 10:21:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2020-10-15 10:21:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_2 [2020-10-15 10:21:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_2 [2020-10-15 10:21:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_2 [2020-10-15 10:21:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-15 10:21:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-15 10:21:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-15 10:21:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2020-10-15 10:21:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-15 10:21:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-15 10:21:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2020-10-15 10:21:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2020-10-15 10:21:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2020-10-15 10:21:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2020-10-15 10:21:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2020-10-15 10:21:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-15 10:21:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_hrtimeout_range [2020-10-15 10:21:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure set_freezable [2020-10-15 10:21:42,413 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-15 10:21:42,413 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2020-10-15 10:21:42,413 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2020-10-15 10:21:42,413 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-15 10:21:42,413 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-15 10:21:42,413 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-15 10:21:42,414 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-15 10:21:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 10:21:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-15 10:21:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-15 10:21:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2020-10-15 10:21:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2020-10-15 10:21:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-15 10:21:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-15 10:21:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-15 10:21:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-15 10:21:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-15 10:21:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-15 10:21:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2020-10-15 10:21:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-15 10:21:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-15 10:21:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-15 10:21:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-15 10:21:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 10:21:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-15 10:21:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure debug_check_no_locks_held [2020-10-15 10:21:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-15 10:21:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-15 10:21:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-15 10:21:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2020-10-15 10:21:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 10:21:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 10:21:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 10:21:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2020-10-15 10:21:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2020-10-15 10:21:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2020-10-15 10:21:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2020-10-15 10:21:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2020-10-15 10:21:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_6 [2020-10-15 10:21:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_7 [2020-10-15 10:21:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2020-10-15 10:21:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_9 [2020-10-15 10:21:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_10 [2020-10-15 10:21:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-10-15 10:21:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-10-15 10:21:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_hrtimeout_range [2020-10-15 10:21:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2020-10-15 10:21:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-15 10:21:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 10:21:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-15 10:21:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-15 10:21:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-15 10:21:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-15 10:21:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-15 10:21:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-15 10:21:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-15 10:21:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 10:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-15 10:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 10:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-15 10:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-15 10:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-15 10:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 10:21:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-15 10:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-15 10:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-15 10:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-15 10:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-15 10:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-15 10:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-15 10:21:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_algorithm_3 [2020-10-15 10:21:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_2 [2020-10-15 10:21:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2020-10-15 10:21:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure freezing_slow_path [2020-10-15 10:21:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2020-10-15 10:21:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure __refrigerator [2020-10-15 10:21:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze_unsafe [2020-10-15 10:21:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze [2020-10-15 10:21:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure set_freezable [2020-10-15 10:21:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_do_not_count [2020-10-15 10:21:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_count [2020-10-15 10:21:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure freezable_schedule_hrtimeout_range [2020-10-15 10:21:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2020-10-15 10:21:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2020-10-15 10:21:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_freezable_should_stop [2020-10-15 10:21:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-15 10:21:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-15 10:21:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 10:21:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-15 10:21:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-15 10:21:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-15 10:21:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2020-10-15 10:21:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2020-10-15 10:21:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-15 10:21:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-15 10:21:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2020-10-15 10:21:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2020-10-15 10:21:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2020-10-15 10:21:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-15 10:21:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_11 [2020-10-15 10:21:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-15 10:21:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_12 [2020-10-15 10:21:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2020-10-15 10:21:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2020-10-15 10:21:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2020-10-15 10:21:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-15 10:21:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-15 10:21:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2020-10-15 10:21:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2020-10-15 10:21:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2020-10-15 10:21:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2020-10-15 10:21:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2020-10-15 10:21:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2020-10-15 10:21:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2020-10-15 10:21:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2020-10-15 10:21:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2020-10-15 10:21:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2020-10-15 10:21:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2020-10-15 10:21:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2020-10-15 10:21:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2020-10-15 10:21:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2020-10-15 10:21:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2020-10-15 10:21:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2020-10-15 10:21:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2020-10-15 10:21:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2020-10-15 10:21:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_dmabuf [2020-10-15 10:21:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_dmabuf [2020-10-15 10:21:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_free_dmabuf [2020-10-15 10:21:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_dma [2020-10-15 10:21:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_dma [2020-10-15 10:21:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_proc_dma [2020-10-15 10:21:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_master_xfer [2020-10-15 10:21:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_functionality [2020-10-15 10:21:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_reset [2020-10-15 10:21:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_demods [2020-10-15 10:21:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_mxl301rf [2020-10-15 10:21:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_demod_write [2020-10-15 10:21:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_lnb_ctrl [2020-10-15 10:21:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_find_adapter [2020-10-15 10:21:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_tuner_power [2020-10-15 10:21:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_lna [2020-10-15 10:21:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_voltage [2020-10-15 10:21:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fe_init [2020-10-15 10:21:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-15 10:21:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_attach_fe [2020-10-15 10:21:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fetch_thread [2020-10-15 10:21:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_streaming [2020-10-15 10:21:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_streaming [2020-10-15 10:21:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_feed [2020-10-15 10:21:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_feed [2020-10-15 10:21:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_adapter [2020-10-15 10:21:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_cleanup_adapter [2020-10-15 10:21:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_suspend [2020-10-15 10:21:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_resume [2020-10-15 10:21:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_remove [2020-10-15 10:21:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_probe [2020-10-15 10:21:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_init [2020-10-15 10:21:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_exit [2020-10-15 10:21:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2020-10-15 10:21:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_2 [2020-10-15 10:21:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-10-15 10:21:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_2 [2020-10-15 10:21:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_2 [2020-10-15 10:21:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-15 10:21:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_2 [2020-10-15 10:21:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_2 [2020-10-15 10:21:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_2 [2020-10-15 10:21:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2020-10-15 10:21:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_2 [2020-10-15 10:21:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-15 10:21:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_2 [2020-10-15 10:21:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_2 [2020-10-15 10:21:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_2 [2020-10-15 10:21:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_2 [2020-10-15 10:21:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_2 [2020-10-15 10:21:42,436 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 10:21:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-15 10:21:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2020-10-15 10:21:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-15 10:21:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2020-10-15 10:21:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2020-10-15 10:21:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure cmdbuf_add [2020-10-15 10:21:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure put_end [2020-10-15 10:21:42,437 INFO L130 BoogieDeclarations]: Found specification of procedure put_start [2020-10-15 10:21:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_write [2020-10-15 10:21:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_read [2020-10-15 10:21:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure put_stop [2020-10-15 10:21:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure translate [2020-10-15 10:21:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure wait_i2c_result [2020-10-15 10:21:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure send_i2c_cmd [2020-10-15 10:21:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-15 10:21:42,438 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-15 10:21:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter_packets [2020-10-15 10:21:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-15 10:21:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_base [2020-10-15 10:21:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure next_unit [2020-10-15 10:21:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-15 10:21:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-15 10:21:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-15 10:21:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-10-15 10:21:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-10-15 10:21:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-10-15 10:21:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-15 10:21:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-15 10:21:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 10:21:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 10:21:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 10:21:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-15 10:21:42,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-15 10:21:42,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 10:21:42,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-15 10:21:42,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-15 10:21:42,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-15 10:21:43,501 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-15 10:21:58,066 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-10-15 10:21:58,342 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 10:21:58,342 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-15 10:21:58,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:21:58 BoogieIcfgContainer [2020-10-15 10:21:58,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 10:21:58,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 10:21:58,359 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 10:21:58,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 10:21:58,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 10:21:38" (1/3) ... [2020-10-15 10:21:58,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d7669d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:21:58, skipping insertion in model container [2020-10-15 10:21:58,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:21:41" (2/3) ... [2020-10-15 10:21:58,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d7669d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 10:21:58, skipping insertion in model container [2020-10-15 10:21:58,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 10:21:58" (3/3) ... [2020-10-15 10:21:58,365 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2020-10-15 10:21:58,377 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 10:21:58,395 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 10:21:58,408 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 10:21:58,444 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 10:21:58,444 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 10:21:58,445 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 10:21:58,445 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 10:21:58,445 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 10:21:58,445 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 10:21:58,445 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 10:21:58,446 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 10:21:58,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states. [2020-10-15 10:21:58,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-15 10:21:58,506 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:21:58,507 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 10:21:58,508 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:21:58,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:21:58,513 INFO L82 PathProgramCache]: Analyzing trace with hash -916345850, now seen corresponding path program 1 times [2020-10-15 10:21:58,519 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:21:58,520 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1576317783] [2020-10-15 10:21:58,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:21:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:21:59,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:21:59,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:21:59,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:00,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:04,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:04,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-15 10:22:04,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 10:22:04,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5166 [2020-10-15 10:22:04,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:04,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:22:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-15 10:22:04,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 10:22:04,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 10:22:06,021 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-15 10:22:06,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:22:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:06,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:06,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:22:06,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:06,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 318 [2020-10-15 10:22:06,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:06,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:06,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:06,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:22:06,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:06,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:06,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:22:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:06,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:06,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:22:06,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:22:06,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 10:22:06,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:06,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:06,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:06,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 10:22:06,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:06,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:06,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:22:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:06,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:06,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:22:06,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:06,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 10:22:06,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:06,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:06,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:06,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:22:06,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:06,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:06,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:22:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:06,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:06,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:22:06,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:06,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 10:22:06,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:06,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:06,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:06,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 10:22:06,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:06,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:06,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:22:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:06,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:06,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:22:06,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:22:06,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-15 10:22:06,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:06,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:06,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:06,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 10:22:06,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:06,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:06,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:22:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:06,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:06,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:22:06,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:06,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 10:22:06,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:06,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:06,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:06,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:22:06,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:06,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:06,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:22:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:06,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:06,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:22:06,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:06,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 10:22:06,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:06,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:06,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:06,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 10:22:06,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:06,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 10:22:06,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:22:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:06,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:06,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:06,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:22:06,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:06,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 10:22:06,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:06,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:06,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:06,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:22:06,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:06,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:07,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 10:22:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:07,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:07,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:07,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:07,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 10:22:07,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:22:07,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 171 [2020-10-15 10:22:07,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:07,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:07,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:22:07,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:22:07,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 10:22:07,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:07,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:22:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:07,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:07,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:07,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:22:07,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:07,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-15 10:22:07,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:07,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:07,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 10:22:07,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:22:07,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 10:22:07,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:07,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-15 10:22:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:07,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:07,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:07,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 10:22:07,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:07,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 10:22:07,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:07,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:07,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:07,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 10:22:07,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:07,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:07,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:22:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:07,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:07,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:07,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 10:22:07,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:07,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 10:22:07,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:07,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:07,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:07,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:22:07,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:07,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:07,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:22:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:22:07,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:22:07,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:22:07,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:22:07,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:22:07,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 10:22:07,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:22:07,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:22:07,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:22:07,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:22:07,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:22:07,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:22:07,683 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-15 10:22:07,684 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1576317783] [2020-10-15 10:22:07,686 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 10:22:07,686 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 10:22:07,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107385378] [2020-10-15 10:22:07,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 10:22:07,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:22:07,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 10:22:07,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-15 10:22:07,712 INFO L87 Difference]: Start difference. First operand 1414 states. Second operand 12 states. [2020-10-15 10:22:12,011 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 554 [2020-10-15 10:22:13,473 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 541 [2020-10-15 10:22:14,850 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 543 [2020-10-15 10:22:16,416 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 558 [2020-10-15 10:22:18,116 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-15 10:23:45,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:23:45,754 INFO L93 Difference]: Finished difference Result 4325 states and 5810 transitions. [2020-10-15 10:23:45,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-15 10:23:45,758 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 75 [2020-10-15 10:23:45,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:23:45,807 INFO L225 Difference]: With dead ends: 4325 [2020-10-15 10:23:45,808 INFO L226 Difference]: Without dead ends: 2927 [2020-10-15 10:23:45,820 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=149, Invalid=451, Unknown=0, NotChecked=0, Total=600 [2020-10-15 10:23:45,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2927 states. [2020-10-15 10:23:46,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2927 to 2578. [2020-10-15 10:23:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2578 states. [2020-10-15 10:23:46,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2578 states and 3347 transitions. [2020-10-15 10:23:46,603 INFO L78 Accepts]: Start accepts. Automaton has 2578 states and 3347 transitions. Word has length 75 [2020-10-15 10:23:46,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:23:46,603 INFO L479 AbstractCegarLoop]: Abstraction has 2578 states and 3347 transitions. [2020-10-15 10:23:46,603 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 10:23:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 3347 transitions. [2020-10-15 10:23:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-15 10:23:46,621 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:23:46,622 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 10:23:46,624 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 10:23:46,624 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:23:46,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:23:46,625 INFO L82 PathProgramCache]: Analyzing trace with hash -2065337004, now seen corresponding path program 1 times [2020-10-15 10:23:46,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:23:46,625 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [158270197] [2020-10-15 10:23:46,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:23:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:47,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:47,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:52,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:52,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 144 [2020-10-15 10:23:52,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:23:52,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5472 [2020-10-15 10:23:52,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:52,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:52,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 10:23:52,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 10:23:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-15 10:23:52,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:54,111 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-15 10:23:54,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:23:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:54,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:55,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:55,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:23:55,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:55,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1002 [2020-10-15 10:23:55,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:55,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:55,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:23:55,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:55,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 10:23:55,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:55,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:23:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:55,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:55,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:55,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:23:55,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:55,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-15 10:23:55,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:55,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:55,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:23:55,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:55,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:23:55,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:55,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:23:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:55,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:55,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:55,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:23:55,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:55,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 10:23:55,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:55,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:55,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:55,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:55,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:55,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:55,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:23:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:55,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:55,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:55,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:23:55,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:55,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 10:23:55,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:55,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:55,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:55,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:55,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:55,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:55,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:23:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:55,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:55,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:55,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:23:55,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:55,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-15 10:23:55,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:55,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:55,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:23:55,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:55,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-15 10:23:55,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:55,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:23:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:55,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:55,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:55,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:23:55,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:55,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 10:23:55,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:55,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:55,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:55,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:55,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:23:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:55,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:55,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:55,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:23:55,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:55,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 10:23:55,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:55,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:55,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:55,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:55,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:55,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:55,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:23:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:55,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:55,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:55,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:23:55,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:55,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 10:23:55,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:55,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:55,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:23:55,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:55,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 10:23:55,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 10:23:55,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 10:23:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:55,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:55,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:56,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:56,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:23:56,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:23:56,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 261 [2020-10-15 10:23:56,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:56,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:56,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:23:56,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:56,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:23:56,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:56,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:23:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:56,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:56,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:56,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 10:23:56,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:56,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 10:23:56,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:56,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:56,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:56,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:56,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:56,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:56,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 10:23:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:56,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:56,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:56,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-15 10:23:56,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:56,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-15 10:23:56,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:56,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:56,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 10:23:56,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:56,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-15 10:23:56,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:56,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:23:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:56,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:56,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:56,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-15 10:23:56,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:56,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-15 10:23:56,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:56,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:56,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:56,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:56,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:23:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:56,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:56,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:56,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:23:56,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:56,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 10:23:56,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:56,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:56,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:56,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:56,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:23:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:56,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:56,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:56,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-15 10:23:56,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:56,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-15 10:23:56,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:56,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:56,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:56,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:56,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:56,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:56,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:23:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:56,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:56,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:56,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:23:56,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:56,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-15 10:23:56,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:56,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:56,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:56,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:56,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:56,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:23:56,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:23:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:56,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:56,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:56,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:23:56,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:56,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 10:23:56,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:56,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:56,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:56,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:56,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:56,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 10:23:56,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:23:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:23:56,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:23:56,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:23:56,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:23:56,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:23:56,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 10:23:56,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:23:56,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:23:56,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:23:56,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:23:56,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:23:56,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 10:23:56,815 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-10-15 10:23:56,816 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [158270197] [2020-10-15 10:23:56,817 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 10:23:56,817 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 10:23:56,817 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131280982] [2020-10-15 10:23:56,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 10:23:56,820 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:23:56,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 10:23:56,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-15 10:23:56,823 INFO L87 Difference]: Start difference. First operand 2578 states and 3347 transitions. Second operand 9 states. [2020-10-15 10:24:00,303 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-15 10:24:35,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 10:24:35,683 INFO L93 Difference]: Finished difference Result 8265 states and 10932 transitions. [2020-10-15 10:24:35,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 10:24:35,684 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 102 [2020-10-15 10:24:35,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 10:24:35,722 INFO L225 Difference]: With dead ends: 8265 [2020-10-15 10:24:35,722 INFO L226 Difference]: Without dead ends: 5697 [2020-10-15 10:24:35,735 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2020-10-15 10:24:35,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5697 states. [2020-10-15 10:24:36,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5697 to 5051. [2020-10-15 10:24:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5051 states. [2020-10-15 10:24:36,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5051 states to 5051 states and 6570 transitions. [2020-10-15 10:24:36,893 INFO L78 Accepts]: Start accepts. Automaton has 5051 states and 6570 transitions. Word has length 102 [2020-10-15 10:24:36,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 10:24:36,893 INFO L479 AbstractCegarLoop]: Abstraction has 5051 states and 6570 transitions. [2020-10-15 10:24:36,894 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 10:24:36,894 INFO L276 IsEmpty]: Start isEmpty. Operand 5051 states and 6570 transitions. [2020-10-15 10:24:36,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-15 10:24:36,898 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 10:24:36,899 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 10:24:36,899 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 10:24:36,899 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 10:24:36,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 10:24:36,900 INFO L82 PathProgramCache]: Analyzing trace with hash -1125117440, now seen corresponding path program 1 times [2020-10-15 10:24:36,900 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 10:24:36,900 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [795572849] [2020-10-15 10:24:36,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 10:24:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:37,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:37,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:42,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:42,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-15 10:24:42,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 10:24:42,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5550 [2020-10-15 10:24:42,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:42,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:42,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:24:42,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-15 10:24:42,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 10:24:42,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:24:44,142 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-15 10:24:44,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 10:24:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:44,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:44,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:44,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:24:44,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:44,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 267 [2020-10-15 10:24:44,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:44,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:44,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:44,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:44,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:44,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:24:44,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:24:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:44,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:44,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:44,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:24:44,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:44,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-15 10:24:44,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:44,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:44,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:44,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:44,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:44,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:24:44,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:24:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:44,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:44,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:44,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:24:44,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:44,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 10:24:44,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:44,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:44,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:44,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:44,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:44,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 10:24:44,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:24:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:44,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:44,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:44,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:24:44,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:44,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 10:24:44,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:44,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:44,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:44,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:44,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:44,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:24:44,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 10:24:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:44,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:44,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:44,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 10:24:44,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:44,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 10:24:44,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:44,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:44,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:44,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:44,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:44,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:24:44,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:24:44,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:44,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:44,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:44,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:24:44,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:44,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-15 10:24:44,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:44,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:44,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:44,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:44,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:44,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:24:44,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 10:24:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:44,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:44,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:44,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 10:24:44,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:44,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 10:24:44,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:44,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:44,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:44,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:44,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:44,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:24:44,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 10:24:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:44,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:44,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:44,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 10:24:44,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:44,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 10:24:44,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:44,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:44,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:44,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:44,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:44,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:24:44,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 10:24:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:44,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:45,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:45,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 10:24:45,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:45,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-15 10:24:45,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:45,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:45,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:24:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 10:24:45,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 10:24:45,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:24:45,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:24:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:45,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:45,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:45,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 10:24:45,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:45,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-15 10:24:45,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:45,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:45,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 10:24:45,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:45,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 10:24:45,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:24:45,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-15 10:24:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:45,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:45,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:45,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 10:24:45,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:45,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 10:24:45,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:45,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:45,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:45,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 10:24:45,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:45,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:24:45,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 10:24:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:45,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:45,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:45,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 10:24:45,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:45,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 10:24:45,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:45,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:45,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:45,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:45,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:45,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:24:45,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-15 10:24:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:45,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:45,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:45,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 10:24:45,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:45,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-15 10:24:45,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:45,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:45,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:45,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-15 10:24:45,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:45,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 10:24:45,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 10:24:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 10:24:45,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 10:24:45,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 10:24:45,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 10:24:45,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 10:24:45,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 10:24:45,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 10:24:45,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 10:24:45,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 10:24:45,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 10:24:45,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 10:24:45,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 10:24:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-15 10:24:45,633 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [795572849] [2020-10-15 10:24:45,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 10:24:45,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 10:24:45,633 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749535598] [2020-10-15 10:24:45,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 10:24:45,635 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 10:24:45,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 10:24:45,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-15 10:24:45,636 INFO L87 Difference]: Start difference. First operand 5051 states and 6570 transitions. Second operand 12 states. [2020-10-15 10:25:00,520 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 549 [2020-10-15 10:25:02,029 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 542