/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 02:13:34,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 02:13:34,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 02:13:34,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 02:13:34,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 02:13:34,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 02:13:34,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 02:13:34,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 02:13:34,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 02:13:34,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 02:13:34,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 02:13:34,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 02:13:34,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 02:13:34,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 02:13:34,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 02:13:34,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 02:13:34,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 02:13:34,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 02:13:34,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 02:13:34,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 02:13:34,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 02:13:34,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 02:13:34,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 02:13:34,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 02:13:34,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 02:13:34,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 02:13:34,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 02:13:34,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 02:13:34,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 02:13:34,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 02:13:34,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 02:13:34,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 02:13:34,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 02:13:34,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 02:13:34,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 02:13:34,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 02:13:34,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 02:13:34,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 02:13:34,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 02:13:34,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 02:13:34,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 02:13:34,543 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 [2020-10-28 02:13:34,575 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 02:13:34,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 02:13:34,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 02:13:34,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 02:13:34,579 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 02:13:34,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 02:13:34,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 02:13:34,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 02:13:34,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 02:13:34,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 02:13:34,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 02:13:34,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 02:13:34,582 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 02:13:34,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 02:13:34,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 02:13:34,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 02:13:34,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 02:13:34,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 02:13:34,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 02:13:34,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 02:13:34,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 02:13:34,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 02:13:34,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 02:13:34,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 02:13:34,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 02:13:34,585 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 02:13:34,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 02:13:34,586 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 02:13:35,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 02:13:35,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 02:13:35,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 02:13:35,043 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 02:13:35,044 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 02:13:35,045 INFO L432 ainManager$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 [2020-10-28 02:13:35,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a3f4036a2/d63c3cea364a40dab6b0d4eeff442f25/FLAGf241f8671 [2020-10-28 02:13:36,147 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 02:13:36,148 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 [2020-10-28 02:13:36,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a3f4036a2/d63c3cea364a40dab6b0d4eeff442f25/FLAGf241f8671 [2020-10-28 02:13:36,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a3f4036a2/d63c3cea364a40dab6b0d4eeff442f25 [2020-10-28 02:13:36,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 02:13:36,208 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 02:13:36,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 02:13:36,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 02:13:36,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 02:13:36,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:13:36" (1/1) ... [2020-10-28 02:13:36,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0090e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:36, skipping insertion in model container [2020-10-28 02:13:36,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 02:13:36" (1/1) ... [2020-10-28 02:13:36,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 02:13:36,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 02:13:37,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 02:13:37,930 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 02:13:38,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 02:13:38,450 INFO L208 MainTranslator]: Completed translation [2020-10-28 02:13:38,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38 WrapperNode [2020-10-28 02:13:38,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 02:13:38,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 02:13:38,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 02:13:38,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 02:13:38,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38" (1/1) ... [2020-10-28 02:13:38,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38" (1/1) ... [2020-10-28 02:13:38,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38" (1/1) ... [2020-10-28 02:13:38,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38" (1/1) ... [2020-10-28 02:13:38,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38" (1/1) ... [2020-10-28 02:13:38,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38" (1/1) ... [2020-10-28 02:13:38,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38" (1/1) ... [2020-10-28 02:13:38,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 02:13:38,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 02:13:38,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 02:13:38,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 02:13:38,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38" (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 [2020-10-28 02:13:39,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 02:13:39,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 02:13:39,017 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 02:13:39,017 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2020-10-28 02:13:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-28 02:13:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-28 02:13:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-28 02:13:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2020-10-28 02:13:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_driver [2020-10-28 02:13:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 02:13:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 02:13:39,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 02:13:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 02:13:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 02:13:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 02:13:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2020-10-28 02:13:39,021 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2020-10-28 02:13:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2020-10-28 02:13:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_dev [2020-10-28 02:13:39,024 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2020-10-28 02:13:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_handler [2020-10-28 02:13:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2020-10-28 02:13:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2020-10-28 02:13:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2020-10-28 02:13:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_powerup [2020-10-28 02:13:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_powerdown [2020-10-28 02:13:39,025 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_checkrev [2020-10-28 02:13:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2020-10-28 02:13:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_freq [2020-10-28 02:13:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_power [2020-10-28 02:13:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_measure [2020-10-28 02:13:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2020-10-28 02:13:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2020-10-28 02:13:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_ps [2020-10-28 02:13:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2020-10-28 02:13:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2020-10-28 02:13:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2020-10-28 02:13:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2020-10-28 02:13:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2020-10-28 02:13:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_string [2020-10-28 02:13:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2020-10-28 02:13:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2020-10-28 02:13:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2020-10-28 02:13:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_setup [2020-10-28 02:13:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_initialize [2020-10-28 02:13:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_string [2020-10-28 02:13:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2020-10-28 02:13:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_tune [2020-10-28 02:13:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_integers [2020-10-28 02:13:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_ext_ctrls [2020-10-28 02:13:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_ext_ctrls [2020-10-28 02:13:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2020-10-28 02:13:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_ctrl [2020-10-28 02:13:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_ctrl [2020-10-28 02:13:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_ioctl [2020-10-28 02:13:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_modulator [2020-10-28 02:13:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2020-10-28 02:13:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_frequency [2020-10-28 02:13:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2020-10-28 02:13:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_probe [2020-10-28 02:13:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_remove [2020-10-28 02:13:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_module_init [2020-10-28 02:13:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_module_exit [2020-10-28 02:13:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 02:13:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2020-10-28 02:13:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_to_user_2 [2020-10-28 02:13:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_3 [2020-10-28 02:13:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_4 [2020-10-28 02:13:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2020-10-28 02:13:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 02:13:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 02:13:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 02:13:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure strlen [2020-10-28 02:13:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2020-10-28 02:13:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2020-10-28 02:13:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2020-10-28 02:13:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-28 02:13:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_user_nocache [2020-10-28 02:13:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_set_value [2020-10-28 02:13:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 02:13:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-28 02:13:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-28 02:13:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-28 02:13:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2020-10-28 02:13:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 02:13:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 02:13:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-28 02:13:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_output [2020-10-28 02:13:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2020-10-28 02:13:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request [2020-10-28 02:13:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2020-10-28 02:13:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2020-10-28 02:13:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2020-10-28 02:13:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2020-10-28 02:13:39,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 02:13:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-28 02:13:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-10-28 02:13:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-28 02:13:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 02:13:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-28 02:13:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-28 02:13:39,041 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-28 02:13:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 02:13:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 02:13:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2020-10-28 02:13:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_enable [2020-10-28 02:13:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2020-10-28 02:13:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_get [2020-10-28 02:13:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-28 02:13:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2020-10-28 02:13:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2020-10-28 02:13:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2020-10-28 02:13:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister_subdev [2020-10-28 02:13:39,043 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_subdev_init [2020-10-28 02:13:39,044 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2020-10-28 02:13:39,044 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-28 02:13:39,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 02:13:39,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 02:13:39,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 02:13:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 02:13:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 02:13:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 02:13:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 02:13:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 02:13:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 02:13:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 02:13:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 02:13:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-28 02:13:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-28 02:13:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 02:13:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 02:13:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-28 02:13:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2020-10-28 02:13:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2020-10-28 02:13:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 02:13:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-28 02:13:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-28 02:13:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 02:13:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2020-10-28 02:13:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2020-10-28 02:13:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 02:13:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 02:13:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2020-10-28 02:13:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2020-10-28 02:13:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2020-10-28 02:13:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-28 02:13:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-28 02:13:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-28 02:13:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_to_user_2 [2020-10-28 02:13:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-28 02:13:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2020-10-28 02:13:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-28 02:13:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2020-10-28 02:13:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-28 02:13:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_user_nocache [2020-10-28 02:13:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_3 [2020-10-28 02:13:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_4 [2020-10-28 02:13:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-28 02:13:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-28 02:13:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-28 02:13:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 02:13:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 02:13:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2020-10-28 02:13:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2020-10-28 02:13:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2020-10-28 02:13:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2020-10-28 02:13:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2020-10-28 02:13:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_driver [2020-10-28 02:13:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 02:13:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 02:13:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 02:13:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 02:13:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 02:13:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 02:13:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 02:13:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 02:13:39,053 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 02:13:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 02:13:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 02:13:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2020-10-28 02:13:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request [2020-10-28 02:13:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2020-10-28 02:13:39,054 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_output [2020-10-28 02:13:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_set_value [2020-10-28 02:13:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2020-10-28 02:13:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_get [2020-10-28 02:13:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_enable [2020-10-28 02:13:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2020-10-28 02:13:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2020-10-28 02:13:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2020-10-28 02:13:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_subdev_init [2020-10-28 02:13:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2020-10-28 02:13:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 02:13:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister_subdev [2020-10-28 02:13:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_dev [2020-10-28 02:13:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 02:13:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2020-10-28 02:13:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_handler [2020-10-28 02:13:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2020-10-28 02:13:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 02:13:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2020-10-28 02:13:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2020-10-28 02:13:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_powerup [2020-10-28 02:13:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_powerdown [2020-10-28 02:13:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_checkrev [2020-10-28 02:13:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2020-10-28 02:13:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_freq [2020-10-28 02:13:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_power [2020-10-28 02:13:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_measure [2020-10-28 02:13:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2020-10-28 02:13:39,058 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2020-10-28 02:13:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_ps [2020-10-28 02:13:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2020-10-28 02:13:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2020-10-28 02:13:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2020-10-28 02:13:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 02:13:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2020-10-28 02:13:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2020-10-28 02:13:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 02:13:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2020-10-28 02:13:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_string [2020-10-28 02:13:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2020-10-28 02:13:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2020-10-28 02:13:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2020-10-28 02:13:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2020-10-28 02:13:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2020-10-28 02:13:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_setup [2020-10-28 02:13:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_initialize [2020-10-28 02:13:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_string [2020-10-28 02:13:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2020-10-28 02:13:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_tune [2020-10-28 02:13:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_integers [2020-10-28 02:13:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_ext_ctrls [2020-10-28 02:13:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_ext_ctrls [2020-10-28 02:13:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_ctrl [2020-10-28 02:13:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_ctrl [2020-10-28 02:13:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_ioctl [2020-10-28 02:13:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_modulator [2020-10-28 02:13:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_frequency [2020-10-28 02:13:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_probe [2020-10-28 02:13:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_remove [2020-10-28 02:13:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_module_init [2020-10-28 02:13:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_module_exit [2020-10-28 02:13:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 02:13:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-28 02:13:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-10-28 02:13:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 02:13:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-28 02:13:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 02:13:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2020-10-28 02:13:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 02:13:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 02:13:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2020-10-28 02:13:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-28 02:13:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 02:13:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 02:13:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 02:13:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 02:13:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 02:13:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 02:13:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 02:13:39,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 02:13:39,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 02:13:39,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 02:13:40,456 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 02:13:50,257 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 02:13:50,258 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 02:13:50,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 02:13:50 BoogieIcfgContainer [2020-10-28 02:13:50,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 02:13:50,269 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 02:13:50,269 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 02:13:50,273 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 02:13:50,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 02:13:36" (1/3) ... [2020-10-28 02:13:50,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@367a184e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 02:13:50, skipping insertion in model container [2020-10-28 02:13:50,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 02:13:38" (2/3) ... [2020-10-28 02:13:50,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@367a184e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 02:13:50, skipping insertion in model container [2020-10-28 02:13:50,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 02:13:50" (3/3) ... [2020-10-28 02:13:50,285 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2020-10-28 02:13:50,299 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 02:13:50,307 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 02:13:50,322 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 02:13:50,370 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 02:13:50,371 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 02:13:50,371 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 02:13:50,371 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 02:13:50,371 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 02:13:50,371 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 02:13:50,371 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 02:13:50,371 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 02:13:50,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states. [2020-10-28 02:13:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-28 02:13:50,457 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 02:13:50,459 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, 1, 1] [2020-10-28 02:13:50,467 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 02:13:50,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 02:13:50,480 INFO L82 PathProgramCache]: Analyzing trace with hash -479551310, now seen corresponding path program 1 times [2020-10-28 02:13:50,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 02:13:50,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1086981380] [2020-10-28 02:13:50,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 02:13:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:13:51,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:13:51,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:13:52,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:13:58,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:13:58,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-28 02:13:58,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 02:13:58,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7141 [2020-10-28 02:13:58,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:13:58,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 02:13:58,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 02:13:58,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 02:13:58,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 02:13:59,751 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-28 02:13:59,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 02:13:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:13:59,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:13:59,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:13:59,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:13:59,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:13:59,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 219 [2020-10-28 02:13:59,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:13:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:13:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:13:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:13:59,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 02:14:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:00,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:14:00,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:00,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 02:14:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:00,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:14:00,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:00,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 02:14:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:00,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 02:14:00,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 02:14:00,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:00,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 02:14:00,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 02:14:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:00,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:14:00,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 02:14:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 02:14:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:00,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:14:00,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 02:14:00,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 02:14:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:00,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:14:00,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 02:14:00,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 02:14:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:14:00,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:00,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 02:14:00,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 02:14:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:14:00,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:00,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 02:14:00,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 02:14:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 02:14:00,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 02:14:00,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 02:14:00,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:14:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 02:14:00,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:14:00,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:00,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:14:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:14:00,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 02:14:00,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:00,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 02:14:00,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 02:14:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:14:00,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 02:14:00,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 02:14:00,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 02:14:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 02:14:00,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 02:14:00,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 02:14:00,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 02:14:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:00,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:00,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:00,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:14:00,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:00,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 02:14:00,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:00,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:00,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:00,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-10-28 02:14:00,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1086981380] [2020-10-28 02:14:00,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 02:14:00,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-28 02:14:00,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444167554] [2020-10-28 02:14:00,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 02:14:00,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 02:14:00,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 02:14:00,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-28 02:14:00,564 INFO L87 Difference]: Start difference. First operand 1201 states. Second operand 7 states. [2020-10-28 02:14:04,203 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 441 [2020-10-28 02:14:28,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 02:14:28,340 INFO L93 Difference]: Finished difference Result 2571 states and 3584 transitions. [2020-10-28 02:14:28,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 02:14:28,342 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 110 [2020-10-28 02:14:28,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 02:14:28,376 INFO L225 Difference]: With dead ends: 2571 [2020-10-28 02:14:28,376 INFO L226 Difference]: Without dead ends: 1363 [2020-10-28 02:14:28,391 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-28 02:14:28,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1363 states. [2020-10-28 02:14:28,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1363 to 1166. [2020-10-28 02:14:28,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1166 states. [2020-10-28 02:14:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1166 states and 1595 transitions. [2020-10-28 02:14:28,834 INFO L78 Accepts]: Start accepts. Automaton has 1166 states and 1595 transitions. Word has length 110 [2020-10-28 02:14:28,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 02:14:28,835 INFO L481 AbstractCegarLoop]: Abstraction has 1166 states and 1595 transitions. [2020-10-28 02:14:28,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 02:14:28,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1595 transitions. [2020-10-28 02:14:28,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-28 02:14:28,851 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 02:14:28,852 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, 1, 1] [2020-10-28 02:14:28,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 02:14:28,852 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 02:14:28,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 02:14:28,853 INFO L82 PathProgramCache]: Analyzing trace with hash -484772493, now seen corresponding path program 1 times [2020-10-28 02:14:28,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 02:14:28,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [103299129] [2020-10-28 02:14:28,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 02:14:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:29,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:29,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:33,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:34,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:35,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:35,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-28 02:14:35,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 02:14:35,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6273 [2020-10-28 02:14:35,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:35,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 02:14:35,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-28 02:14:35,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 02:14:35,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:36,763 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-28 02:14:36,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 02:14:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:36,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:14:37,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 219 [2020-10-28 02:14:37,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 02:14:37,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:37,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:37,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 02:14:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:37,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:37,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 02:14:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 02:14:37,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 02:14:37,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 02:14:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:14:37,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:37,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 02:14:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:37,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:37,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 02:14:37,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:37,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:37,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 02:14:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:37,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:37,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 02:14:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:14:37,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 02:14:37,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 02:14:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:14:37,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:37,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 02:14:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:14:37,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:14:37,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 02:14:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 02:14:37,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 02:14:37,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:14:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 02:14:37,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:37,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:14:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:14:37,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:14:37,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 02:14:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:14:37,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:14:37,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:14:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:14:37,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 02:14:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 02:14:37,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 02:14:37,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 02:14:37,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 02:14:37,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 02:14:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:14:37,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:14:37,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:14:37,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:14:37,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:14:37,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 02:14:37,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:14:37,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 02:14:37,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:14:37,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 02:14:37,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:14:37,622 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-28 02:14:37,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [103299129] [2020-10-28 02:14:37,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 02:14:37,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 02:14:37,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516422755] [2020-10-28 02:14:37,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 02:14:37,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 02:14:37,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 02:14:37,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 02:14:37,627 INFO L87 Difference]: Start difference. First operand 1166 states and 1595 transitions. Second operand 9 states. [2020-10-28 02:14:43,459 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 446 [2020-10-28 02:14:45,110 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 443 [2020-10-28 02:15:19,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 02:15:19,207 INFO L93 Difference]: Finished difference Result 2511 states and 3469 transitions. [2020-10-28 02:15:19,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 02:15:19,208 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 121 [2020-10-28 02:15:19,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 02:15:19,223 INFO L225 Difference]: With dead ends: 2511 [2020-10-28 02:15:19,224 INFO L226 Difference]: Without dead ends: 1385 [2020-10-28 02:15:19,231 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-10-28 02:15:19,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1385 states. [2020-10-28 02:15:19,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1385 to 1172. [2020-10-28 02:15:19,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1172 states. [2020-10-28 02:15:19,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1172 states and 1604 transitions. [2020-10-28 02:15:19,502 INFO L78 Accepts]: Start accepts. Automaton has 1172 states and 1604 transitions. Word has length 121 [2020-10-28 02:15:19,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 02:15:19,503 INFO L481 AbstractCegarLoop]: Abstraction has 1172 states and 1604 transitions. [2020-10-28 02:15:19,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 02:15:19,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1604 transitions. [2020-10-28 02:15:19,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-28 02:15:19,508 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 02:15:19,508 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, 1, 1, 1] [2020-10-28 02:15:19,508 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 02:15:19,509 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 02:15:19,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 02:15:19,509 INFO L82 PathProgramCache]: Analyzing trace with hash -1932924126, now seen corresponding path program 1 times [2020-10-28 02:15:19,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 02:15:19,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1550475026] [2020-10-28 02:15:19,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 02:15:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:19,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:19,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:23,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:24,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:24,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-28 02:15:24,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 02:15:24,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5328 [2020-10-28 02:15:24,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:24,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 02:15:24,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-28 02:15:24,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 02:15:24,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:26,559 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-28 02:15:26,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 02:15:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:26,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:26,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:26,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:15:26,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:26,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 254 [2020-10-28 02:15:26,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:26,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:26,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:26,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:26,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:26,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 02:15:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:26,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:26,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:26,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:15:26,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:26,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 02:15:26,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:26,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:26,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:26,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:26,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:26,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 02:15:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:26,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:26,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:26,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:15:26,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:26,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 02:15:26,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:26,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:26,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:26,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:26,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:26,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 02:15:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:26,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:26,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:26,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 02:15:26,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:26,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 02:15:26,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:26,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:26,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:26,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:26,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:26,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 02:15:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:15:27,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:15:27,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 02:15:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:15:27,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:15:27,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 02:15:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:15:27,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:15:27,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 02:15:27,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:15:27,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 02:15:27,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 02:15:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:15:27,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 02:15:27,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 02:15:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:15:27,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:15:27,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 02:15:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:15:27,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 02:15:27,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 02:15:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 02:15:27,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 02:15:27,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:15:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 02:15:27,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 02:15:27,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:15:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:15:27,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 02:15:27,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 02:15:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:15:27,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 02:15:27,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:15:27,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:15:27,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 02:15:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 02:15:27,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 02:15:27,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 02:15:27,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 02:15:27,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 02:15:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:15:27,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:15:27,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:15:27,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:15:27,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:15:27,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 02:15:27,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:15:27,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 02:15:27,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:15:27,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 02:15:27,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:15:27,548 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-28 02:15:27,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1550475026] [2020-10-28 02:15:27,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 02:15:27,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 02:15:27,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40503069] [2020-10-28 02:15:27,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 02:15:27,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 02:15:27,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 02:15:27,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 02:15:27,552 INFO L87 Difference]: Start difference. First operand 1172 states and 1604 transitions. Second operand 10 states. [2020-10-28 02:15:34,159 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 446 [2020-10-28 02:15:36,158 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 443 [2020-10-28 02:16:20,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 02:16:20,807 INFO L93 Difference]: Finished difference Result 2511 states and 3466 transitions. [2020-10-28 02:16:20,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 02:16:20,808 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 122 [2020-10-28 02:16:20,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 02:16:20,820 INFO L225 Difference]: With dead ends: 2511 [2020-10-28 02:16:20,820 INFO L226 Difference]: Without dead ends: 1379 [2020-10-28 02:16:20,826 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2020-10-28 02:16:20,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1379 states. [2020-10-28 02:16:21,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1379 to 1173. [2020-10-28 02:16:21,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1173 states. [2020-10-28 02:16:21,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 1605 transitions. [2020-10-28 02:16:21,057 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 1605 transitions. Word has length 122 [2020-10-28 02:16:21,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 02:16:21,058 INFO L481 AbstractCegarLoop]: Abstraction has 1173 states and 1605 transitions. [2020-10-28 02:16:21,058 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 02:16:21,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1605 transitions. [2020-10-28 02:16:21,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-28 02:16:21,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 02:16:21,067 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, 1, 1, 1] [2020-10-28 02:16:21,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 02:16:21,068 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 02:16:21,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 02:16:21,068 INFO L82 PathProgramCache]: Analyzing trace with hash 2068119094, now seen corresponding path program 1 times [2020-10-28 02:16:21,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 02:16:21,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [536655582] [2020-10-28 02:16:21,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 02:16:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:21,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:21,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:26,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:26,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-28 02:16:26,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 02:16:26,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5352 [2020-10-28 02:16:26,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 02:16:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 134 [2020-10-28 02:16:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 02:16:26,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,160 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 436 [2020-10-28 02:16:28,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 02:16:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:16:28,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 370 [2020-10-28 02:16:28,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 02:16:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:16:28,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 02:16:28,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 02:16:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:16:28,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:16:28,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 02:16:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 02:16:28,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 02:16:28,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 02:16:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:16:28,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 02:16:28,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 02:16:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:16:28,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:16:28,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 02:16:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:16:28,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:16:28,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 02:16:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:16:28,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 02:16:28,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 02:16:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 02:16:28,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 02:16:28,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 02:16:28,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:16:28,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:16:28,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 02:16:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:16:28,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:16:28,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 02:16:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 02:16:28,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 02:16:28,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:16:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 02:16:28,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 02:16:28,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 02:16:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:16:28,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 02:16:28,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 02:16:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 02:16:28,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 02:16:28,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 02:16:28,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 02:16:28,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:28,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 02:16:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:28,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:28,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:28,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 02:16:28,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:28,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 02:16:28,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:28,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 02:16:28,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:28,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 02:16:28,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:29,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 02:16:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 02:16:29,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 02:16:29,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 02:16:29,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 02:16:29,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 02:16:29,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 02:16:29,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 02:16:29,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 02:16:29,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 02:16:29,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 02:16:29,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 02:16:29,506 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-28 02:16:29,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [536655582] [2020-10-28 02:16:29,507 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 02:16:29,507 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 02:16:29,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749348165] [2020-10-28 02:16:29,508 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 02:16:29,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 02:16:29,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 02:16:29,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 02:16:29,509 INFO L87 Difference]: Start difference. First operand 1173 states and 1605 transitions. Second operand 10 states. [2020-10-28 02:16:53,316 WARN L193 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 450 [2020-10-28 02:16:56,068 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 447 [2020-10-28 02:17:01,175 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 445