/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 22:12:20,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 22:12:20,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 22:12:20,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 22:12:20,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 22:12:20,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 22:12:20,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 22:12:20,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 22:12:20,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 22:12:20,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 22:12:20,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 22:12:20,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 22:12:20,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 22:12:20,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 22:12:20,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 22:12:20,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 22:12:20,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 22:12:20,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 22:12:20,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 22:12:20,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 22:12:20,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 22:12:20,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 22:12:20,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 22:12:20,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 22:12:20,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 22:12:20,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 22:12:20,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 22:12:20,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 22:12:20,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 22:12:20,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 22:12:20,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 22:12:20,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 22:12:20,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 22:12:20,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 22:12:20,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 22:12:20,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 22:12:20,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 22:12:20,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 22:12:20,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 22:12:20,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 22:12:20,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 22:12:20,968 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-12 22:12:20,994 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 22:12:20,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 22:12:20,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 22:12:20,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 22:12:20,999 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 22:12:21,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 22:12:21,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 22:12:21,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 22:12:21,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 22:12:21,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 22:12:21,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 22:12:21,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 22:12:21,003 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 22:12:21,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 22:12:21,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 22:12:21,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 22:12:21,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 22:12:21,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 22:12:21,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 22:12:21,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 22:12:21,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 22:12:21,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 22:12:21,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 22:12:21,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 22:12:21,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 22:12:21,006 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 22:12:21,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-12 22:12:21,007 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 22:12:21,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 22:12:21,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 22:12:21,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 22:12:21,343 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 22:12:21,343 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 22:12:21,344 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2020-10-12 22:12:21,409 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ed7b1fdb6/511fc554010c4c78b14fc9a91d961573/FLAGca03fc5d8 [2020-10-12 22:12:22,220 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 22:12:22,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2020-10-12 22:12:22,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ed7b1fdb6/511fc554010c4c78b14fc9a91d961573/FLAGca03fc5d8 [2020-10-12 22:12:22,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ed7b1fdb6/511fc554010c4c78b14fc9a91d961573 [2020-10-12 22:12:22,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 22:12:22,298 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 22:12:22,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 22:12:22,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 22:12:22,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 22:12:22,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:12:22" (1/1) ... [2020-10-12 22:12:22,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1831aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:22, skipping insertion in model container [2020-10-12 22:12:22,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 10:12:22" (1/1) ... [2020-10-12 22:12:22,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 22:12:22,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 22:12:23,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 22:12:24,017 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 22:12:24,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 22:12:24,465 INFO L208 MainTranslator]: Completed translation [2020-10-12 22:12:24,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24 WrapperNode [2020-10-12 22:12:24,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 22:12:24,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 22:12:24,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 22:12:24,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 22:12:24,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24" (1/1) ... [2020-10-12 22:12:24,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24" (1/1) ... [2020-10-12 22:12:24,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24" (1/1) ... [2020-10-12 22:12:24,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24" (1/1) ... [2020-10-12 22:12:24,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24" (1/1) ... [2020-10-12 22:12:24,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24" (1/1) ... [2020-10-12 22:12:24,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24" (1/1) ... [2020-10-12 22:12:24,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 22:12:24,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 22:12:24,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 22:12:24,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 22:12:24,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 22:12:24,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 22:12:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 22:12:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2020-10-12 22:12:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-12 22:12:24,822 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-12 22:12:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-12 22:12:24,823 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2020-10-12 22:12:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_driver [2020-10-12 22:12:24,824 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-12 22:12:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-12 22:12:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-12 22:12:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-12 22:12:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-12 22:12:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-12 22:12:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2020-10-12 22:12:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2020-10-12 22:12:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2020-10-12 22:12:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_dev [2020-10-12 22:12:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2020-10-12 22:12:24,829 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_handler [2020-10-12 22:12:24,829 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2020-10-12 22:12:24,829 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2020-10-12 22:12:24,829 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2020-10-12 22:12:24,830 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_powerup [2020-10-12 22:12:24,830 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_powerdown [2020-10-12 22:12:24,831 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_checkrev [2020-10-12 22:12:24,831 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2020-10-12 22:12:24,831 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_freq [2020-10-12 22:12:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_power [2020-10-12 22:12:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_measure [2020-10-12 22:12:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2020-10-12 22:12:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2020-10-12 22:12:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_ps [2020-10-12 22:12:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2020-10-12 22:12:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2020-10-12 22:12:24,833 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2020-10-12 22:12:24,833 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2020-10-12 22:12:24,833 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2020-10-12 22:12:24,833 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_string [2020-10-12 22:12:24,833 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2020-10-12 22:12:24,835 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2020-10-12 22:12:24,835 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2020-10-12 22:12:24,836 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_setup [2020-10-12 22:12:24,836 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_initialize [2020-10-12 22:12:24,839 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_string [2020-10-12 22:12:24,839 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2020-10-12 22:12:24,839 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_tune [2020-10-12 22:12:24,839 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_integers [2020-10-12 22:12:24,840 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_ext_ctrls [2020-10-12 22:12:24,840 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_ext_ctrls [2020-10-12 22:12:24,840 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2020-10-12 22:12:24,840 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_ctrl [2020-10-12 22:12:24,840 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_ctrl [2020-10-12 22:12:24,841 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_ioctl [2020-10-12 22:12:24,841 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_modulator [2020-10-12 22:12:24,841 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2020-10-12 22:12:24,841 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_frequency [2020-10-12 22:12:24,841 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2020-10-12 22:12:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_probe [2020-10-12 22:12:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_remove [2020-10-12 22:12:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_module_init [2020-10-12 22:12:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_module_exit [2020-10-12 22:12:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 22:12:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2020-10-12 22:12:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_to_user_2 [2020-10-12 22:12:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_3 [2020-10-12 22:12:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_4 [2020-10-12 22:12:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2020-10-12 22:12:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-12 22:12:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-12 22:12:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-12 22:12:24,844 INFO L138 BoogieDeclarations]: Found implementation of procedure strlen [2020-10-12 22:12:24,844 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2020-10-12 22:12:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2020-10-12 22:12:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2020-10-12 22:12:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-12 22:12:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_user_nocache [2020-10-12 22:12:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_set_value [2020-10-12 22:12:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-12 22:12:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-12 22:12:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-12 22:12:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-12 22:12:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2020-10-12 22:12:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-12 22:12:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-12 22:12:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-12 22:12:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_output [2020-10-12 22:12:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2020-10-12 22:12:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request [2020-10-12 22:12:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2020-10-12 22:12:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2020-10-12 22:12:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2020-10-12 22:12:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2020-10-12 22:12:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-12 22:12:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-12 22:12:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-10-12 22:12:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-12 22:12:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-12 22:12:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-12 22:12:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-12 22:12:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-12 22:12:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-12 22:12:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-12 22:12:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2020-10-12 22:12:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_enable [2020-10-12 22:12:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2020-10-12 22:12:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_get [2020-10-12 22:12:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-12 22:12:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-12 22:12:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2020-10-12 22:12:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2020-10-12 22:12:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister_subdev [2020-10-12 22:12:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_subdev_init [2020-10-12 22:12:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2020-10-12 22:12:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-12 22:12:24,852 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-12 22:12:24,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-12 22:12:24,852 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-12 22:12:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 22:12:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-12 22:12:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-12 22:12:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-12 22:12:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-12 22:12:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-12 22:12:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-12 22:12:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-12 22:12:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2020-10-12 22:12:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-12 22:12:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-12 22:12:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-12 22:12:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-12 22:12:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-12 22:12:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2020-10-12 22:12:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2020-10-12 22:12:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 22:12:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 22:12:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 22:12:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2020-10-12 22:12:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2020-10-12 22:12:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2020-10-12 22:12:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-12 22:12:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-12 22:12:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-12 22:12:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_to_user_2 [2020-10-12 22:12:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-12 22:12:24,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2020-10-12 22:12:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-12 22:12:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2020-10-12 22:12:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-12 22:12:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_user_nocache [2020-10-12 22:12:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_3 [2020-10-12 22:12:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_4 [2020-10-12 22:12:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-12 22:12:24,872 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-12 22:12:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-12 22:12:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-12 22:12:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-12 22:12:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2020-10-12 22:12:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2020-10-12 22:12:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2020-10-12 22:12:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2020-10-12 22:12:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2020-10-12 22:12:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_driver [2020-10-12 22:12:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-12 22:12:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 22:12:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-12 22:12:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-12 22:12:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 22:12:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-12 22:12:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-12 22:12:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 22:12:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-12 22:12:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-12 22:12:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-12 22:12:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-12 22:12:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2020-10-12 22:12:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request [2020-10-12 22:12:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2020-10-12 22:12:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_output [2020-10-12 22:12:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_set_value [2020-10-12 22:12:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2020-10-12 22:12:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_get [2020-10-12 22:12:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_enable [2020-10-12 22:12:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2020-10-12 22:12:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2020-10-12 22:12:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2020-10-12 22:12:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_subdev_init [2020-10-12 22:12:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2020-10-12 22:12:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 22:12:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister_subdev [2020-10-12 22:12:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_dev [2020-10-12 22:12:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 22:12:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2020-10-12 22:12:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_handler [2020-10-12 22:12:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2020-10-12 22:12:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-12 22:12:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2020-10-12 22:12:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2020-10-12 22:12:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_powerup [2020-10-12 22:12:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_powerdown [2020-10-12 22:12:24,880 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_checkrev [2020-10-12 22:12:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2020-10-12 22:12:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_freq [2020-10-12 22:12:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_power [2020-10-12 22:12:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_measure [2020-10-12 22:12:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2020-10-12 22:12:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2020-10-12 22:12:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_ps [2020-10-12 22:12:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2020-10-12 22:12:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2020-10-12 22:12:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2020-10-12 22:12:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-12 22:12:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2020-10-12 22:12:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2020-10-12 22:12:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 22:12:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2020-10-12 22:12:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_string [2020-10-12 22:12:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2020-10-12 22:12:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2020-10-12 22:12:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2020-10-12 22:12:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2020-10-12 22:12:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2020-10-12 22:12:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_setup [2020-10-12 22:12:24,883 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_initialize [2020-10-12 22:12:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_string [2020-10-12 22:12:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2020-10-12 22:12:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_tune [2020-10-12 22:12:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_integers [2020-10-12 22:12:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_ext_ctrls [2020-10-12 22:12:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_ext_ctrls [2020-10-12 22:12:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_ctrl [2020-10-12 22:12:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_ctrl [2020-10-12 22:12:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_ioctl [2020-10-12 22:12:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_modulator [2020-10-12 22:12:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_frequency [2020-10-12 22:12:24,885 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_probe [2020-10-12 22:12:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_remove [2020-10-12 22:12:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_module_init [2020-10-12 22:12:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_module_exit [2020-10-12 22:12:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-12 22:12:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-12 22:12:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-10-12 22:12:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-12 22:12:24,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-12 22:12:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 22:12:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2020-10-12 22:12:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-12 22:12:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-12 22:12:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2020-10-12 22:12:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-12 22:12:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-12 22:12:24,887 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 22:12:24,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 22:12:24,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 22:12:24,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-12 22:12:24,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-12 22:12:24,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 22:12:24,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-12 22:12:24,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-12 22:12:24,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-12 22:12:25,813 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-12 22:12:33,568 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 22:12:33,569 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-12 22:12:33,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:12:33 BoogieIcfgContainer [2020-10-12 22:12:33,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 22:12:33,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 22:12:33,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 22:12:33,585 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 22:12:33,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 10:12:22" (1/3) ... [2020-10-12 22:12:33,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f4a4ac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:12:33, skipping insertion in model container [2020-10-12 22:12:33,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 10:12:24" (2/3) ... [2020-10-12 22:12:33,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f4a4ac0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 10:12:33, skipping insertion in model container [2020-10-12 22:12:33,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 10:12:33" (3/3) ... [2020-10-12 22:12:33,588 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2020-10-12 22:12:33,599 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 22:12:33,608 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 22:12:33,623 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 22:12:33,652 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 22:12:33,652 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 22:12:33,652 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 22:12:33,652 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 22:12:33,653 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 22:12:33,653 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 22:12:33,653 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 22:12:33,653 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 22:12:33,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states. [2020-10-12 22:12:33,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-10-12 22:12:33,719 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 22:12:33,721 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 22:12:33,721 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 22:12:33,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 22:12:33,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1644791193, now seen corresponding path program 1 times [2020-10-12 22:12:33,737 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 22:12:33,737 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165716621] [2020-10-12 22:12:33,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 22:12:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:34,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:34,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:35,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:39,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:39,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-12 22:12:39,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 22:12:39,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5185 [2020-10-12 22:12:39,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:39,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-12 22:12:39,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-12 22:12:39,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-12 22:12:39,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 22:12:41,195 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-12 22:12:41,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 22:12:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:12:41,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 211 [2020-10-12 22:12:41,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:12:41,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:12:41,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 22:12:41,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:12:41,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 22:12:41,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:12:41,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:12:41,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 22:12:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:12:41,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 22:12:41,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:12:41,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:12:41,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-12 22:12:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:12:41,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 22:12:41,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 22:12:41,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 22:12:41,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 22:12:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:12:41,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 22:12:41,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 22:12:41,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 22:12:41,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-12 22:12:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:12:41,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 22:12:41,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:12:41,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 22:12:41,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-12 22:12:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:12:41,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-12 22:12:41,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:12:41,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 22:12:41,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-12 22:12:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:12:41,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 22:12:41,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:12:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 22:12:41,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-12 22:12:41,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:12:41,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 22:12:41,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:12:41,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 22:12:41,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-12 22:12:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-12 22:12:41,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-12 22:12:41,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:12:41,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 22:12:41,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:12:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 22:12:41,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-12 22:12:41,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:12:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:12:41,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:12:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:12:41,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 22:12:41,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:12:41,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:12:41,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-12 22:12:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:12:41,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 22:12:41,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:12:41,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:41,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 22:12:41,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 22:12:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:41,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:41,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:41,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 22:12:41,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:41,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 22:12:41,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:41,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:12:41,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 22:12:41,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:12:41,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:41,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 22:12:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:12:42,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:12:42,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:12:42,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:12:42,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:12:42,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 22:12:42,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:12:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:12:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:12:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:12:42,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:12:42,092 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-12 22:12:42,093 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165716621] [2020-10-12 22:12:42,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 22:12:42,096 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 22:12:42,097 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811759549] [2020-10-12 22:12:42,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 22:12:42,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 22:12:42,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 22:12:42,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-10-12 22:12:42,122 INFO L87 Difference]: Start difference. First operand 1196 states. Second operand 13 states. [2020-10-12 22:12:45,336 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2020-10-12 22:12:50,165 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2020-10-12 22:13:20,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 22:13:20,022 INFO L93 Difference]: Finished difference Result 2569 states and 3579 transitions. [2020-10-12 22:13:20,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-12 22:13:20,025 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 108 [2020-10-12 22:13:20,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 22:13:20,070 INFO L225 Difference]: With dead ends: 2569 [2020-10-12 22:13:20,070 INFO L226 Difference]: Without dead ends: 1366 [2020-10-12 22:13:20,086 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2020-10-12 22:13:20,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1366 states. [2020-10-12 22:13:20,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1366 to 1164. [2020-10-12 22:13:20,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1164 states. [2020-10-12 22:13:20,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1164 states and 1593 transitions. [2020-10-12 22:13:20,425 INFO L78 Accepts]: Start accepts. Automaton has 1164 states and 1593 transitions. Word has length 108 [2020-10-12 22:13:20,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 22:13:20,426 INFO L479 AbstractCegarLoop]: Abstraction has 1164 states and 1593 transitions. [2020-10-12 22:13:20,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 22:13:20,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1593 transitions. [2020-10-12 22:13:20,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-12 22:13:20,434 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 22:13:20,434 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 22:13:20,434 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 22:13:20,435 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 22:13:20,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 22:13:20,435 INFO L82 PathProgramCache]: Analyzing trace with hash -241173087, now seen corresponding path program 1 times [2020-10-12 22:13:20,435 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 22:13:20,435 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1668319909] [2020-10-12 22:13:20,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 22:13:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:20,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:20,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:23,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:25,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:25,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-12 22:13:25,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 22:13:25,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5218 [2020-10-12 22:13:25,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:25,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 22:13:25,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-12 22:13:25,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 22:13:25,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:13:27,208 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-12 22:13:27,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 22:13:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:27,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 235 [2020-10-12 22:13:27,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:13:27,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 22:13:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:13:27,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 22:13:27,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 22:13:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:13:27,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 22:13:27,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:13:27,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-12 22:13:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 22:13:27,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 22:13:27,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 22:13:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:27,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 22:13:27,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 22:13:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:13:27,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 22:13:27,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 22:13:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:13:27,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 22:13:27,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-12 22:13:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:13:27,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 22:13:27,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 22:13:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:13:27,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 22:13:27,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-12 22:13:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:13:27,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 22:13:27,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-12 22:13:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:13:27,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 22:13:27,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:13:27,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-12 22:13:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-12 22:13:27,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 22:13:27,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:13:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 22:13:27,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 22:13:27,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:13:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:27,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 22:13:27,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:13:27,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-12 22:13:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:13:27,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 22:13:27,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:13:27,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:27,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:13:27,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:27,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-12 22:13:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:27,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:27,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:27,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 22:13:27,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:27,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-12 22:13:27,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:27,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 22:13:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 22:13:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 22:13:27,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:13:28,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 22:13:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:13:28,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:13:28,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:13:28,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:13:28,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:13:28,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 22:13:28,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:13:28,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:13:28,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:13:28,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 22:13:28,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:13:28,173 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-12 22:13:28,174 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1668319909] [2020-10-12 22:13:28,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 22:13:28,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-12 22:13:28,175 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146795453] [2020-10-12 22:13:28,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 22:13:28,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 22:13:28,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 22:13:28,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-12 22:13:28,178 INFO L87 Difference]: Start difference. First operand 1164 states and 1593 transitions. Second operand 11 states. [2020-10-12 22:13:33,908 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-12 22:13:35,148 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-12 22:13:38,154 WARN L193 SmtUtils]: Spent 986.00 ms on a formula simplification that was a NOOP. DAG size: 456 [2020-10-12 22:13:40,324 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 454 [2020-10-12 22:13:42,336 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 466 [2020-10-12 22:13:43,779 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2020-10-12 22:14:42,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 22:14:42,161 INFO L93 Difference]: Finished difference Result 2531 states and 3505 transitions. [2020-10-12 22:14:42,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-12 22:14:42,161 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 119 [2020-10-12 22:14:42,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 22:14:42,188 INFO L225 Difference]: With dead ends: 2531 [2020-10-12 22:14:42,189 INFO L226 Difference]: Without dead ends: 1407 [2020-10-12 22:14:42,195 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2020-10-12 22:14:42,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2020-10-12 22:14:42,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1183. [2020-10-12 22:14:42,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1183 states. [2020-10-12 22:14:42,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1623 transitions. [2020-10-12 22:14:42,415 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1623 transitions. Word has length 119 [2020-10-12 22:14:42,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 22:14:42,416 INFO L479 AbstractCegarLoop]: Abstraction has 1183 states and 1623 transitions. [2020-10-12 22:14:42,416 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-12 22:14:42,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1623 transitions. [2020-10-12 22:14:42,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-12 22:14:42,421 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 22:14:42,421 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 22:14:42,421 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 22:14:42,422 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 22:14:42,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 22:14:42,422 INFO L82 PathProgramCache]: Analyzing trace with hash 1682054947, now seen corresponding path program 1 times [2020-10-12 22:14:42,422 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 22:14:42,422 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1482545689] [2020-10-12 22:14:42,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 22:14:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:42,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:42,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:44,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:47,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:47,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-12 22:14:47,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 22:14:47,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5186 [2020-10-12 22:14:47,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:47,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 22:14:47,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-12 22:14:47,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 22:14:47,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:48,099 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-10-12 22:14:48,395 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-10-12 22:14:48,741 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-10-12 22:14:49,327 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2020-10-12 22:14:50,519 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2020-10-12 22:14:50,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 22:14:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:50,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:50,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:50,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:50,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:50,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 177 [2020-10-12 22:14:50,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:50,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:50,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:50,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:50,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:50,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 22:14:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:14:51,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 22:14:51,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 22:14:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:14:51,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 22:14:51,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-12 22:14:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-12 22:14:51,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-12 22:14:51,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 22:14:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:51,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 22:14:51,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 22:14:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:14:51,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 22:14:51,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-12 22:14:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:14:51,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 22:14:51,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-12 22:14:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:14:51,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 22:14:51,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-12 22:14:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 22:14:51,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 22:14:51,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-12 22:14:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:14:51,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 22:14:51,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-12 22:14:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:14:51,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 22:14:51,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-12 22:14:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-12 22:14:51,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 22:14:51,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:14:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 22:14:51,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 22:14:51,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 22:14:51,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 22:14:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:51,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 22:14:51,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-12 22:14:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 22:14:51,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 22:14:51,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 22:14:51,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:51,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 22:14:51,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:51,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-12 22:14:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:51,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:51,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:51,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 22:14:51,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:51,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 22:14:51,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:51,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 22:14:51,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 22:14:51,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 22:14:51,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:52,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 22:14:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 22:14:52,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 22:14:52,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 22:14:52,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 22:14:52,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 22:14:52,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 22:14:52,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 22:14:52,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 22:14:52,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 22:14:52,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 22:14:52,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 22:14:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-12 22:14:52,252 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1482545689] [2020-10-12 22:14:52,253 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 22:14:52,253 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-12 22:14:52,253 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238936059] [2020-10-12 22:14:52,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-12 22:14:52,255 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 22:14:52,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-12 22:14:52,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-12 22:14:52,256 INFO L87 Difference]: Start difference. First operand 1183 states and 1623 transitions. Second operand 11 states. [2020-10-12 22:15:06,178 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 433 [2020-10-12 22:15:09,502 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 430 [2020-10-12 22:15:18,274 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 462 [2020-10-12 22:15:24,294 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 461 [2020-10-12 22:15:27,631 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 477 [2020-10-12 22:15:31,620 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 433